Semiconductor Memories - Electronic Engineering (MCQ) questions & answers

1)   Which among the following ROMs exhibit/s the necessity of eliminating the PROM from the circuit?

a. EPROM
b. EEPROM
c. Both a and b
d. None of the above
Answer  Explanation 

ANSWER: EPROM

Explanation:
No explanation is available for this question!


2)   Which signal is used to transfer the stored data into RAM?

a. Store
b. Load
c. Recall
d. Move
Answer  Explanation 

ANSWER: Recall

Explanation:
No explanation is available for this question!


3)   Which components play a significant role in the formation of a dynamic RAM?

a. Two MOSFETs
b. Two capacitors
c. One MOSFET and one capacitor
d. One MOSFET and two capacitors
Answer  Explanation 

ANSWER: One MOSFET and one capacitor

Explanation:
No explanation is available for this question!


4)   What is the bit storage capacity of TTL RAM cell?

a. 0
b. 1
c. 4
d. 16
Answer  Explanation 

ANSWER: 1

Explanation:
No explanation is available for this question!


5)   With the availability of 16 x 4 memory size, how many ICs ( memory chips) will be required for the expansion of its word size in order to obtain 16 x 8 memory?

a. 2
b. 4
c. 8
d. 16
Answer  Explanation 

ANSWER: 2

Explanation:
No explanation is available for this question!


6)   Which parameter of read cycle timing characteristics defines the maximum time delay between the beginning of read pulse and output buffers arriving at active state from Hi-z condition?

a. Read to output valid time
b. Read to output active time
c. Access time
d. Output tristate from read time
Answer  Explanation 

ANSWER: Read to output active time

Explanation:
No explanation is available for this question!


7)   Which among the following specifies the minimum amount of time necessary for data validation after the termination of the write pulse?

a. Write pulse time
b. Write release time
c. Data set up time
d. Data hold up time
Answer  Explanation 

ANSWER: Data hold up time

Explanation:
No explanation is available for this question!


8)   Which among the following techniques is used by EPROM for erasing purpose?

a. Force Convection
b. Ultraviolet Radiation
c. Photo-conduction
d. None of the above
Answer  Explanation 

ANSWER: Ultraviolet Radiation

Explanation:
No explanation is available for this question!


9)   Which operations are likely to get performed by the Content Accessible Memories (CAM) in addition to read/write operations executed by conventional memories?

a. Association
b. Distribution
c. Commutation
d. Identification
Answer  Explanation 

ANSWER: Association

Explanation:
No explanation is available for this question!


10)   Which among the following memories utilizes the electrical voltage for erasing purposes?

a. PROM
b. EAROM
c. RAM
d. CAM
Answer  Explanation 

ANSWER: EAROM

Explanation:
No explanation is available for this question!


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