Electronics and Communication MCQs and questions answers
Electronics Engineering test questions for exams & entrance
Vacuum Tubes - Electronics Engineering test questions
AC Fundamentals - Electronics Engineering test questions
Diodes and power supplies - Electronics Engineering test questions
Network Theory - Electronics Engineering test questions
RLC Circuits - Electronics Engineering test questions
Semiconductors and Transistors - Electronics Engineering test questions
Amplitude, Frequency, Pulse Modulation - Electronics Engineering
Control Systems - Electronics Engineering test questions
Radio receivers and transmitters - Electronics Engineering test questions
Oscillators, Digital circuits - Electronics Engineering test questions
Engineering Materials - Electronics Engineering test questions
Electronic Instrumentation - Electronics Engineering test questions
Amplifiers - Electronics Engineering test questions
Antennas and wave propagation - Electronics Engineering test questions
Electromagnetics Transmission Lines and waveguides - Electronics Engineering
Electrostatic magnetostatic communication system - Electronics Engineering
Satellite communication and Television systems - Electronics Engineering
Microwaves and radar system - Electronics Engineering test questions
Optoelectronics, Power electronics, Electromechanical systems
Telephony - Electronics Engineering test questions
Electronics and Communication engineering multiple choice objective questions
Which of the following phenomena helps to determine the concentration and mobility of charge carriers?
Which of the following condition exists under the reverse saturation region?
Common Base Amplification Factor refer to which of the below mentioned ratios?
Variation of silicon wafer thickness arises between which range of following mentioned values
Undesired contamination of silicon surface in IC Fabrication process is prevented by ?
Which is the typical value of silicon wafer especially for wafer cleaning strategy?
Anisotropic etching is referred to which category of etching zone ?
Which of the following are current controlled devices ?
Which radiations are used in mask generation process ?
Accurate level doping can be confined by which of the following mechanisms ?
Which property of DAC increases the output by increasing binary input values from one to other ?
Which among the following are also referred as "Parallel Comparators" ?
The capacity of driving maximum number of semantic gates can be termed as _____.
Octal Numbers are also known as.
If 'N' number of flipflops are utilized, then the output frequency of last flip-flop is equivalent to _____.
The predicament of race-around condition in J-K flip-flop can be overcomed only when.
How does D-flip flop gets generated from J-K Flip-Flop ?
Which is the most commonly used modulus for counters with truncated sequence ?
Which among the following exhibit the feedback configuration capable of generating a unique sequence for 4 -bit device ?
Which shift register has the property of entering the bits simultaneously
Which among the following rectifiers exhibit the crucial characteristic of two pulse midpoint conversion with minimum number of diodes?
Which practical measure can be adopted to control the reverse voltage at the occurrence of Zener breakdown?
The precised purity level of DC output in any rectification process can be estimated in terms of ______.
Phase Inversion generally occurs for which of the following cases ?
Which of the following parameters signifies the relation of collector current to collector voltage keeping source voltage as constant ?
Which of the following is a major advantage of negative feedback ?
Find the value of feedback ratio.
What is the result of positive feedback among the following ones ?
The problems concerned to low frequency in response to the capacitance value can be resolved by which form of couplings mentioned below ?
Which compound configurational amplifiers gives increase in input impedance and equal decrease in output impedance ?
Which electrical network component highlights an impedance inversion that results in generation of capacitive input impedance.
Which of the following statements is/are incorrect ?
According to Norton's theorem, which among the following are the most possibly approved conditions ?
Reciprocity theorem states that ______.
When do the values of current through inductor and voltage through capacitor change.
Which of the below stated functions are called as "Delta Function" ?
The quality factor in parallel resonance is always _____.
Which is the another renowned nomenclature assigned to "Admittance Parameters" ?
What does the higher value of Q-factor signify ?
The subset of circuit matrix can also be defined by.
What is the charge over a doubly ionized atom ?
If a test charge is moved on equipotential surface from one point to another, what will be the amount of work done ?
Which of the following statements of magnetic field are correct in case of Biot-Savart's Law ?
Which among the following types can be regarded as a pristine or conventional form of Amplitude Modulation?
The frequency of periodic waveform generated by Voltage Controlled Oscillator (VCO) can be only controlled by _____.
Which among the following is the characteristic value of Intermediate Frequency (IF).
Which diode helps in FM generation among the following ?
Which frequency demodulator circuit satisfies the stated configurational conditions ?
De-emphasis is the process which is crucially concerned to which of the following stated mechanisms ?
Which kind of sampling introduces the passage of output signal through equalizer so as to obtain recovery of an original input signal.
Which among the following is not a category of 'Fluctuation Noise' ?
Which is the major advantage of QPSK in terms of bandwidth and noise immunities ?
State which of the following statement is not valid/ true for the below mentioned networks.
Which register is concerned with the execution of instructions in a sequencing order in 8085 architecture?
What are the sources of communication for a typical microprocessor 8085 to communicate with memory & devices?
Which among the following occurs during the first clock cycle of machine state.
Which addressing mode of 8085 computes the 'Effective address' whose contents can be regarded to generate the second address?
Which instruction is used to transfer the execution of program to the specified memory address if the flag is not set?
Which among the following does not exhibit the rotational instructions?
Which among the following are non maskable type of interrupt in 8085?
Which instruction is utilized for reading interrupt status along with serial input data bit?
What is the vector value of RST 5.5 maskable interrupt?
Which among the following does not belong to level sensitive trigger from the interrupts family of 8085 architecture?
Which function can be revealed as a gradual application of input.
What will be the effect of lower time constant over the speed of response time of the control system?
What will be the value of settling time if the final value is supposed to be 5% of desired value?
A system is said to be stable for a bounded input only when the output oscillates with ______.
Which controller has the potential to fasten the rate of sluggies overdamped response?
Match the following pairs:
What is an indication of Routh- Hurwitz criteria if the characteristic equation consists of only odd powers of 's' ?
Rise time is the time utilized by the response while reaching from _____.
What does the poles or zeros that gets coincide with each other can be regarded as?
What is the characteristic feature/condition of 'Improper Transfer Function' ?
Noise & ECG signals belongs to ______.
Which among the following represent an illustration of Multi-dimensional signals ?
Which category of time signal governs the below stated specifications?
The relation between input and output of Linear Time Invariant System (LTI) can be expressed by _____.
Which of the following properties can be examined by an impulse response of the LTI system?
What will be the condition of Fourier transform existence & stability of the system especially with an inclusion of jw axis in the ROC of s-plane?
Basic Electronics Engineering - Op-amps and Applications
Why is it mandatory to use or connect a level translator circuit after the intermediate stage in a typical operational amplifier?
Which among the following is an incorrect characteristic of an ideal Op-Amp ?
Which of the below stated condition/s is applicable for Non-inverting amplifier?
The amplification difference level of a differential amplifier specifically & configurationally resemble to ______.
Why are the Op-amps with open loop configuration are not used in linear applications ?
Variation in the thermal drift can be observed whenever there is a change in ______.
The quantity of output offset voltage due to input bias current can be crucially decreased by.
Ability of an Inverting Amplifier w.r.t Input and Output Voltages.
The major role of an instrumentation amplifier contributes to the amplification of ______.
Sensitivity of strain gauge implies _____.
Formation of Temperature Controller using Thermistor in Differential Instrumentation Amplifier.
In darkness, the typical value of the resistance of photo-conductive cell lies in the order of _____.
Which among the following condition is applicable for the output voltage in an integrator ?
The process of converting an original cut-off frequency to new cut-off frequency is known as-
What will be the figure of merit or quality factor (Q) for a band-pass filter to be wide ?
Notch-filter is the renowned name of _____.
Which among the following are also known as "Delay Equalizers" ?
Oscillators and Waveform Generation Types.
What are the diodes (D1 & D2) used in comparator circuit usually refer to ?
In which type of oscillator, the output frequency is dependent on the amplitude of input voltage ?
A basic generalized form of comparator is ______.
Hysteresis Phenomenon can be specifically exhibited in ______.
Response Time of Comparator.
Which among the following is not an application of digital to analog converter ?
Which of the following key specifications are essential for the selection of digital to analog converter from application point of view?
Which condition approves to be valid in case of reference voltage for the determination of clipping level ?
Which among the following is a military grade op-amp IC ?
Which Op-amp IC possessed the potential to tackle & overcome the drawbacks of first generation Op-amps ?
Which techniques are adopted for the purpose of inductor designing in switching regulators ?
Manufactures and IC Designations
Which among the following is a universal active filter?
The salient feature of sampled data systems is ______.
Where does the series-pass transistor get switched in order to produce Pulse Width Modulation.
LM317 is a well-known ____.
Which are the major key components are utilized by 8038 function generator according to monolithic technology?
The specifications of 8038 Function Generator.
Number of Components in Different Types of Integration Levels.
By which name is non-inverting amplifier quite renowned due to its strategic functionality / mechanism ?
Which among the following is also used as a buffer or an isolation amplifier?
Virtual ground and summing point concept of Op-amp with negative feedback.
Which among the following amplifier circuit exhibit the output voltage in the form of phase inversion ?
Which transistor is connected in parallel with feedback capacitor for termination of each ramp.
What is the purpose of notch filter ?
The availability of Op-amps can be confined in _____.
Which among the following Op-amps get manufactured by Semiconductor Limited, Pune ?
What will be the output voltage of an Op-amp inverting adder.
An increase in operating frequency also increases ______ between input and output and decreases ______ for a compensating network of an amplifier.
Which among the following are the major responsible reasons for the cause of 'Slew Rate' ?
Which of the following AC parameters of an Op-amp results in reduction of output voltage if it becomes excessive ?
What is the connection configuration of swamping resistor in case of a differential amplifier ?
Which transistor array is essential in construction of a mirror circuit.
Numerical on Non-Inverting Amplifier.
Designing components for designing second order low pass filter at a high cut-off frequency.
Numerical on Differentiator Circuit.
Numerical on AC non-inverting amplifier with single supply.
Numerical on Voltage to Current Converter with Grounded Load.
Numerical on VCO Connection.
Which parameters are specified in dual and quad level Op-amps.
Analog Communication - Amplitude Modulation
Amplitude modulation is
Ability of the receiver to select the wanted signals among the various incoming signals
Emitter modulator amplifier for Amplitude Modulation
Super Heterodyne receiver characteristics
The AM spectrum consists of
Standard intermediate frequency used for AM receiver is
In the TV receivers, the device used for tuning the receiver to the incoming signal is
Minimum channel bandwidth of SSB signal
Bandwidth of DSB signal - Calculation
Relation between Resistor and capacitor in AM detector
Modulation index in Amplitude Modulation
Sampling frequency in Amplitude Modulation
The function of multiplexing is
Aliasing error and Bandwidth as data transmission rate
Bandwidth in Amplitude Modulation - Numerical
Power in Amplitude Modulation when carrier modulated 50%
Numerical - Power in Amplitude Modulation - 100% Modulation
Numerical - Depth of Modulation/ Modulation Index
Medium Frequency (MF) band channel allocation
Numerical - Side band power calculation
Numerical - Modulation index when the carrier undergoes multiple modulation
Calculation of frequency spectrum in AM wave
Calculation of frequencies and voltages of carrier and modulating signals in AM wave
Calculation of sideband and carrier power in AM signal
Numerical - Power saving in AM when carrier and side band are suppressed
Calculation of carrier frequency & Figure of Merit for SSB signal
Low level and high level modulation
Calculation of modulation index using antenna current
Change in total power with modulation index
Function of RF mixer & Selectivity of a receiver
Advantage of High frequency carrier wave & VSB Transmission
Need for modulation and Bandwidth requirement in SSB-SC AM wave
For over modulation, the value of modulation index m is
Demodulation and Calculation of Sideband power in AM
Receivers for AM and Disadvantage of using a DSB or SSB signal modulation
Calculation of modulation index
Calculation of DSB SC power in AM signal
Analog Modulation - Definition and Types
Numerial - Change in transmission power with change in modulation index
Synchronous detection of signal and conversion of analog into digital signal
Numerical - Antenna height for transmission of signal
Advantages of analog communication & Radio wave transmission
AM wave may be represented as
USB (Upper Side Band) is the band of frequency
LSB (Lower Side Band) is the band of frequency
Bandwidth of AM wave
Numerical - Calculation of frequency spectrum
In Low level Amplitude Modulation
High level Amplitude Modulation
Square law modulator for AM
Techniques for demodulation of AM
Demodulation and Ring modulator for DSBSC generation
AM signal - Transmission efficiency & Synchronous detection
Synchronous detection of AM signal - Requirements & Disadvantages
Quadrature Amplitude Modulation (QAM) and Pilot carrier
Methods of generation of SSB SC signal
Limitations of Frequency discrimination method
Phase shift modulation system for SSB SC generation
Vestigial side band signals detection
Advantages of automatic gain control and AM Wave
Disadvantages of Over modulation
Low level modulation examples
Frequency spectrum of AM signal
Squelch Circuit & Automatic gain control of the AM receiver
Factors for sensitivity of super heterodyne receiver
Selectivity of a receiver & Advantages of an RF amplifier
Selection of Intermediate frequency (IF)
Continuous wave analog modulation
Standard value for Intermediate frequency (IF) in AM receivers
Functions of radio receiver & frequency mixer in super heterodyne receiver
Advantages of an RF amplifier & Costas receiver
Cross talk & Image frequency
Analog Communication - Noise Effects
Calculation of noise figure for cascaded amplifier
Hilbert Transform of signals
Define Shot noise
Transit time noise definition
Definition of Figure of Merit
Signal Analysis and transmission
Hilbert Transform of signals
Relation between Noise voltage and bandwidth
Noise factor for a system is defined as the ratio of
Noise factor and noise figure
Noise factor in cascaded amplifiers
Noise resistance in cascaded amplifiers
Noise voltage and absolute temperature
Notch filter is a
Noise in communication system
Low frequency noise is
Applications of Hilbert Transform
Calculation of thermal noise
Calculation of thermal noise when resistors are connected in series
Calculation of thermal noise when resistors are connected in series
Calculation of thermal noise when resistors are connected in parallel
Definition of periodic signal
Sine wave as a periodic signal
Properties of Hilbert transform are:
Definition of random signal
Definition of step function
Unit impulse function
Definition of unit impulse function
Thermal noise is also known as
Threshold effect at the receivers
Thermal noise voltage and Boltzmann's constant
Analog Communication - Frequency Modulation
Effect on the deviation d of an FM signal when it is passed through a mixer
Armstrong method for FM generation
Modulation index of FM
Disadvantages of FM over AM
Calculation of bandwidth in FM using Carson’s rule
Calculation of frequency deviation in Frequency Modulation
Carson’s rule, Frequency Modulation
Maximum frequency deviation and modulating frequency in commercial FM broadcasting
Percentage modulation in FM signal
Advantages of FM over AM
VCO as FM generator
Generation of Indirect FM signal
PLL as a FM demodulator
Carson’s rule for calculation of bandwidth of FM signal
Representation of phase modulated signal
Frequency deviation calculation from FM equation
Power dissipation calculation across resistor from FM equation
Carrier frequency in FM equation
Modulation index of FM
Change in frequency deviation for change in modulating frequency through mixer
Generation of FM signal
Maximum frequency deviation and the maximum bandwidth in commercial FM broadcast
Guard bands are provided in FM signal to
Calculation of carrier frequency and modulating frequency in FM wave
Calculation of Modulation index and Maximum frequency deviation in FM wave
Calculation of power dissipation in FM wave
Calculation of carrier swing in FM wave
Calculation of Modulation index in FM signal
Characteristics of Narrow band FM and Wide band FM
Calculation of bandwidth in FM signal
Advantages of FM over AM - Dis-advantages of FM over AM
Definition of Frequency modulation & Frequency deviation in FM
FM - Carrier swing & factors for deviation in signals
Direct method for generation of FM signal - Drawbacks & Advantages
Disadvantages of using balanced slope detector for demodulation of FM signal
Sensitivity & Drawbacks of Tuned Radio Receiver
Varactor diode in radio receiver
Standard IF in FM receivers
Amplitude limiter in FM receivers
FM - Pre emphasis
FM - De emphasis
Pre emphasis in FM
Basic Electronics Engineering - Diodes and Circuits
Absorption and transfer of heat in surrounding air for stud-mounted diodes occur by
The value of leakage current is mainly dependent on
Which resistance is offered by the diode in forward direction above the barrier voltage?
Compute the current in an ideal diode and power consumed by 8 ohm resistor of the below drawn circuit.
Which type of bonds are likely to get ruptured in the junction breakdown after the generation of the strong electric field
The level of transition capacitance can be controlled with an assistance of applied biasing because
The typical value of diffusion capacitance is
Tuning Range of the circuit that utilizes two varactor diodes with L = 15 mH and capacitance varies
Which mode/modes of conduction represent the salient characteristics of an ideal diode?
Value of current in circuit consisting of two oppositely connected ideal diodes in parallel
Which LEDs exhibit emission of light in a perpendicular direction to the PN junction plane?
Seven segment display usually occur in
Which colour of light will be emitted when the flow of dc current is in opposite direction?
Consequences in energized regions of LCD when confined to field-effect type of display
Numerical - Requisite series resistance and dark current for a relay which is under the control of photo-conductive cell
Which opto-electronic device shows the inverse variation in resistance with the incident intensity of light ?
Numerical - Compute the number of cells required if solar cells are utilized to charge the battery
Preferred waveshaping circuits for transmission of specific part of any arbitrary waveform by allocating the reference level
The shape of externally applied or an impressed control signal in a sampling gate is
Which VVC diode consists of graded doping profile & functionally known as a 'snap diode?
Breakdown devices belonging to the category of solid-state devices are basically dependent on
The FET used in Unijunction transistor govern the unique capability to control
Which property of UJT signifies the voltage division factor whose value is always supposed to be less than unity?
The acquisition of negative resistance takes place in UJT in the regenerative process when
Waveforms generated in UJT relaxation oscillator circuit due to additional involvement of external resistances in series
Numerical - Maximum & minimum number of blades strokes per minute if UJT controls the motor of an automobile
PUT gets turned ON only when there is an excession of
Numerical - Anode current of SCR comprising two-transistor analogy with the gate current
Which thyristor behaves like two SCRs connected in parallel configuration & upside down?
Numerical - Input voltage required for the breakdown in SCR
A device to convert a sinusoidal input waveform into a unidirectional waveform with a non-zero average component is
Numerical - Voltage regulation and efficiency of a half-wave rectifier circuit with silicon diode
Parameter that plays a cardinal role in determining the ratings of transformer while designing any power supply is
The significant reason for using bridge wave rectifier is
Possible consequences of increasing the filter capacitance
The conduction angle in controlled rectification process under the proper firing conditions can be controlled by
Numerical - Power delivered to the load circuit for firing angles
Numerical - Average dc output voltage of a chopper with ON time of 20ms and OFF time of 15 ms
Component that reduces difference between no load and full load voltage by ameliorating the regulation
Filter circuit used with low current equipment to prevent the rectifier diodes from damage of high peak current pulses
Voltage across the current sensing resistor in switching voltage IC regulators is used internally by
Which circuit has the potential to overcome the drawback of unprotected external pass transistor
Numerical - maximum and minimum output voltages for IC voltage regulator with adjustable current and input voltage
Switching regulator that has a distinct characteristic of generating the output voltage always less than input voltage
Filter that provides the smoothing effect over the repetitive charging & discharging phases of capacitor
Commercial IC Voltage Regulators have greater significance because of their unique in-built characteristic
Which equation represents the output voltage of fixed negative linear voltage regulator?
Which transistor regulator is also known as 'Emitter-Follower Regulator'?
Numerical - V
in a variable feedback regulator circuit
Which basic Op-amp regulator allows to increase the emitter voltage?
Analog Communication - Pulse Analog Modulation
Necessary condition for sampling without overlapping
Necessary condition for sampling without distortion
Necessary condition for sampling without distortion
Numerical - Calculate Sampling rate
Numerical - Calculation of Nyquist rate for sampling
Characteristics of low pass filter
Types of sampling techniques
Noise in sampling
Types of analog pulse modulation systems
Pulse amplitude modulation
Pulse time modulation (PTM) includes
Drawbacks of PAM method
What happens in Pulse time modulation (PTM)?
Types of Pulse Width Modulation
Advantages of PWM
Schmitt trigger circuit in PWM signal reception
Drawbacks of Pulse Position Modulation
Basic Electronics Engineering - Semiconductor Devices & Applications
Bi-polar Junction Transistor - MCQs with answers
Transistor Biasing & Currents - MCQs with answers
Circuit Configurations of Transistor - MCQs with answers
Leakage Current & Thermal Runaway Concept - MCQs with answers
Transistor Characteristics - MCQs with answers
Significance of VCE, Beta Rule & Operating Regions - MCQs with answers
BJT Operating Regions - MCQs with answers
DC Model & Switches of BJT - MCQs with answers
DC Voltage Transistor Indications & Fault Location - MCQs with answers
Universal Stabilization Circuit & V-I Notations - MCQs with answers
AC / DC Analysis of Transistor - MCQs with answers
D.C. Load Line & Q-point - MCQs with answers
Different Methods & Factors Affecting Biasing - MCQs with answers
AC Load Line - MCQs with answers
Field-Effect Transistors (FET) - MCQs with answers
Operation of JFET - MCQs with answers
Static Characteristics of JFET - MCQs with answers
Small Signal JFET Parameters & DC Biasing - MCQs with answers
Common Source JFET amplifier Gain - MCQs with answers
Common Drain & Gate JFET amplifier Gain - MCQs with answers
MOSFET - MCQs with answers
MOSFET Operation in Different Modes - MCQs with answers
Static Characteristics of MOSFET - MCQs with answers
FET Amplifiers & MOSFET Handling - MCQs with answers
FET as a VVR - MCQs with answers
Basic Electronics Engineering - Digital Electronics
Digital Operation of System & OR-gate - MCQs with answers
Positive & Negative Logic Levels - MCQs with answers
Basic Logic Gates - MCQs with answers
Operating Conditions of Gates - MCQs with answers
Universal Gates & De-Morgan's Theorem - MCQs with answers
CMOS NAND & NOR Gates - MCQs with answers
Laws of Boolean Algebra - MCQs with answers
Integration Technologies - MCQs with answers
Binary Adders - Half & Full - MCQs with answers
Boolean Functions in Canonical Forms - MCQs with answers
Boolean Functions in Standard Form - MCQs with answers
Multiplexer - MCQs with answers
Demultiplexer - Decoders - MCQs with answers
Sequential Logic Circuits - MCQs with answers
D- Flipflop - MCQs with answers
Shift Registers - MCQs with answers
Types of Shift Registers - MCQs with answers
Counters - MCQs with answers
Types of Counters - MCQs with answers
Microprocessor Organization - MCQs with answers
CPU as a Micro-Processor - MCQs with answers
Memory Cycle in Micro-processor - MCQs with answers
Microprocessor Sequencing - MCQs with answers
Instruction Set of Micro-processor - MCQs with answers
Addressing Modes - MCQs with answers
Memory Stack & Subroutines - MCQs with answers
Interrupts - MCQs with answers
Input & Output Interfacing Levels - MCQs with answers
Instruction Set of 8051 Microprocessor - MCQs with answers
Instruction Set of Micro-controller - MCQs with answers
Advantages & Disadvantages of Microprocessors & Micro-controllers - MCQs with answers
Basic Electronics Engineering - Industrial Applications
Transducer Fundamentals & Characteristics - MCQs with answers
Temperature & Pressure Transducers - MCQs with answers
Position & Level Transducers - MCQs with answers
Strain-gauge - MCQs with answers
Inductive & Displacement Transducers - MCQs with answers
Thermistor, Signal Conditioning Circuits & Thermoelectric Laws - MCQs with answers
Limitations & Applications of Transducers - MCQs with answers
Digital Thermometer - MCQs with answers
Weighing Machine - MCQs with answers
Two-wire Transmitter - MCQs with answers
PID Controller - MCQs with answers
Data Logger - MCQs with answers
Alarm Annunciator - MCQs with answers
CNC Machine & PLC - MCQs with answers
Microcontrollers & Applications - Fundamentals & Real World Interfacing
Micro-processors & Micro-controllers - MCQs with answers
Bit Microcontrollers - MCQs with answers
Types of Microcontrollers - MCQs with answers
CISC & RISC Processors - MCQs with answers
Harvard & Von-Neumann Architectures - MCQs with answers
Embedded System & its characteristics - MCQs with answers
RS 232 protocols - MCQs with answer
RS 485 protocols - MCQs with answers
I2C or TWI Protocol - MCQs with answers
Serial Peripheral Interface Protocol - MCQs with answers
IDE - Editor & Assembler - MCQs with answers
IDE - Editor, High-level Language Compiler & EPROM Programmer - MCQs with answers
IDE - Debugger, In-circuit Emulator & Simulator - MCQs with answers
IDE -Logic Analyzer - MCQs with answers
Interfacing of LEDs - MCQs with answers
LCD Module - MCQs with answers
LCD Module Initialization & Instructions - MCQs with answers
Interfacing LCD with Atmel 89C51 - MCQs with answers
Keyboard Interfacing with PIC 16F877 - MCQs with answers
Program Memory Access - MCQs with answers
Data Memory Access - MCQs with answers
Latch Interfacing with 8051 Microcontroller - MCQs with answers
Interfacing Electromechanical Relay with Microcontroller - MCQs with answers
ADC & DAC Interfacing with 89C51 Microcontroller - MCQs with answers
Interfacing 7-segment display - MCQs with answers
Microcontrollers & Applications - 8051 Architecture
MCS - 51 Architecture - MCQs with answers
Functional Units of MCS-51 Architecture - MCQs with answers
Family Devices of 8051 Microcontroller - MCQs with answers
General Purpose Registers/ Working Registers - MCQs with answers
Stack Pointer & Program Counter - MCQs with answers
Program Status Word (PSW) - MCQs with answers
Data Pointer (DPTR) - SFRs in MCS-8051 - MCQs with Answers
Capture Registers - SFRs in MCS-51 - MCQs with Answers
8051 Pin Description - MCQs with Answers
Output Control Signals in 8051 - MCQs with Answers
8051 Connections - MCQs with Answers
Parallel I/O Ports in 8051 - MCQs with Answers
Memory Organization - MCQs with Answers
Program Memory & Execution in 8051 - MCQs with Answers
Interrupt Structure of 8051 - MCQs with Answers
Interrupts Initialization of 8051 - MCQs with Answers
Timers & Counters of 8051 - MCQs with Answers
Timer / Counter Modes of 8051 - MCQs with Answers
Programming Confined to Timer Modes - MCQs with Answers
Serial Communication & SCON Register of 8051 - MCQs with Answers
Serial Communication Modes of 8051 - MCQs with Answers
Multi-Processor Communication of 8051 - MCQs with Answers
Addressing Modes of MCS-51 - MCQs with Answers
Data Transfer Instructions in MCS-51 - MCQs with Answers
Arithmetic Instructions in MCS-51 - MCQs with Answers
Logical Instructions in MCS-51 - MCQs with Answers
Boolean Variable Manipulation Instructions in MCS-51 - MCQs with Answers
Program Branching Instructions in MCS-51 - MCQs with Answers
Instructions Using Stack Pointer - MCQs with Answers
Uniform & Non-uniform quantization in PCM & Delta Modulation Systems - MCQs
Pulse Code Modulation - MCQs with answers
Delta modulation - MCQs with answers
DPCM - MCQs with answers
Signal to Quantization Noise Ratio in PCM & Delta Modulation - MCQs
Adaptive delta modulation - MCQs with answers
T1 Carrier System - MCQs with answers
Matched filter detection - MCQs with Answers
Line coding in Base Band Transmission - MCQs with answers
Line coding (RZ, NRZ) : Polar, Bi polar in Base Band Transmission - MCQs
Line coding - Manchester - Base Band Transmission - MCQs with answers
AMI in Base Band Transmission - MCQs with answers
Inter symbol interference in Base Band Transmission - MCQs with answers
Pulse shaping in Base Band Transmission - MCQs with answers
Nyquist Criterion - MCQs with answers
Raised Cosine Spectrum in Base Band Transmission - MCQs
Orthogonalization in Digital Modulation Techniques - MCQs with answers
ASK in Digital Modulation Techniques - MCQs with answers
BPSK in Digital Modulation Techniques - MCQs with answers
BFSK in Digital Modulation Techniques - MCQs with answers
QPSK in Digital Modulation Techniques - MCQs with answers
MSK in Digital Modulation Techniques - MCQs with Answers
Coherent detection of techniques - MCQs with answers
Calculation of error probabilities - MCQs with answers
Amount of Information & average information, Entropy - MCQs
Information rate - MCQs with answers
Shannon's Theorem and Shannon's bound - MCQs with answers
Capacity of a Gaussian Channel - MCQs with answers
Markov Process - MCQs with answers
Coding and decoding of Information - MCQs with answers
Hamming Code - MCQs with answers
Single Parity Bit Code - MCQs with answers
Linear Block Code - Cyclic & Convolutional Code - MCQs with Answers
Microcontrollers & Applications - PIC Architecture
Fundamentals of PIC - MCQs with answers
Operational Features & Functions of PIC - MCQs with answers
CPU Registers in PIC 16C6X/7X - MCQs with answers
Status Register Bits in CPU Registers - MCQs with answers
FSR in CPU Registers - MCQs with answers
PIC Reset Actions - MCQs with answers
Power-On-Reset-Action - MCQs with answers
Brown-Out-Reset - MCQs with answers
PIC Oscillator Connections - MCQs with answers
PIC Memory Organization - MCQs with answers
Data Memory (RFS) in PIC - MCQs with answers
OPTION & INTCON Registers in Data Memory - MCQs with answers
Addressing Modes & I/O Ports - MCQs with answers
Interrupts in PIC 16C61 / 71 - MCQs with answers
External Interrupts in PIC 16C61 / 71 - MCQs with answers
Timer 0 & ADC Interrupts in PIC 16C61 / 71 - MCQs with answers
Timer 0 & Watchdog Timer in PIC 16C61/71 Timers - MCQs with answers
ADC in PIC 16C71 - MCQs with answers
Capture/ Compare/ PWM (CCP) Modules in PIC 16F877 - MCQs
Capture Mode - MCQs with answers
Compare Mode - MCQs with answers
Pulse-Width Modulation (PWM) Mode - MCQs with answers
MSSP Module in PIC - MCQs with answers
C Bus in PIC - MCQs with answers
USART Asynchronous Mode - MCQs with answers
USART Synchronous Mode - MCQs with answers
MPLAB, IDE & C-18 Compiler - MCQs with answers
PIC Instruction Set - MCQs with answers
Evolution of Mobile Radio Communication
Examples of Wireless Communication Systems
Fundamentals of mobile communication - 1 - MCQs with answers
Fundamentals of mobile communication - 2 - MCQs with answers
Fundamentals of mobile communication - 3 - MCQs with answers
Fundamentals of mobile communication - 4 - MCQs with answers
Fundamentals of mobile communication - 5 - MCQs with answers
Fundamentals of mobile communication - 6 - MCQs with answers
Fundamentals of mobile communication - 7 - MCQs with answers
Fundamentals of mobile communication - 8 - MCQs with answers
Fundamentals of mobile communication - 9 - MCQs with answers
Fundamentals of mobile communication - 10 - MCQs with answers
Fundamentals of mobile communication - 11 - MCQs with answers
Fundamentals of mobile communication -12 - MCQs with answers
Interference - Fundamentals of mobile communication - MCQs with answers
Grade of Service - Fundamentals of mobile communication- MCQs with answers
Improving coverage & capacity - Fundamentals of mobile communication- MCQs
Free space loss - Mobile Radio Propagation - MCQs with answers
Diffraction - Mobile Radio Propagation - MCQs with answers
Reflection - Mobile Radio Propagation - MCQs with answers
Fading - Mobile Radio Propagation - MCQs with answers
Small scale multipath propagation - MCQs with answers
Impulse response model of multipath channel propogation - MCQs
Small scale multipath measurements - Mobile Radio Propogation - MCQs
Parameters of mobile multipath channels propogation - MCQs
Types of small scale fading - Mobile Radio Propagation - MCQs
Modulation & Equalization Techniques for Mobile Radio -1 - MCQs with answers
Modulation & Equalization Techniques for Mobile Radio - 2 - MCQs with answers
Modulation & Equalization Techniques for Mobile Radio - 3 - MCQs with answers
Modulation & Equalization Techniques for Mobile Radio - 4 - MCQs with answers
Modulation & Equalization Techniques for Mobile Radio - 5 - MCQs with answers
Modulation & Equalization Techniques for Mobile Radio - 6 - MCQs with answers
Speech coding for wireless communications - MCQs with answers
Vocoders in Wirelesss Communication - MCQs with answers
Linear Predictive Coders for Wireless Communications - MCQs
GSM Codec & Selection of Speech Coders in Wireless Communication - MCQs
Multiple Access: FDMA in Wireless Communication- MCQs with answers
Multiple Access: TDMA in Wireless Communication - MCQs with answers
CDMA & FHMA - MCQs with answers
OFDM - MCQs with answers
Packet Radio in Wireless Communication - MCQs
SDMA in Wireless Communication - MCQs
Fundamentals of Computer Network & Physical Layer - Part 1 - MCQs
Fundamentals of Computer Network & Physical Layer - Part 2 - MCQs
Physical Layer - Part 1- MCQs with Answers
Physical Layer - Part 2 - MCQs with Answers
Physical Layer - Part 3 - MCQs with Answers
Physical Layer - Part 4 - MCQs with Answers
Physical Layer - Part 5 - MCQs with Answers
Physical Layer - Part 6 - MCQs with Answers
Physical Layer - Part 7 - MCQs with Answers
Physical Layer - Part 8 - MCQs with Answers
Physical Layer - Part 9 - MCQs with Answers
Physical Layer - Part 10 - MCQs with Answers
Data Link Layer - MCQs with Answer
Wireless LANs - MCQs with Answers
Network Layer - MCQs with Answer
Transport Layer - MCQs with Answer
Application Layer - MCQs with Answer
Signals & Systems
Introduction to Signals and Systems - MCQs with answers
System Analysis - MCQs with answers
System Analysis using Fourier Series & Transform (C.T) - MCQs
DTFS And DTFT - MCQs with answers
Laplace Transform - MCQs with answers
Correlation and Spectral Density - MCQs with answers
Probability, Random Variables and Random Signals - 1 - MCQs
Probability, Random Variables and Random Signals - 2 - MCQs