Placement papers on Networking - Set 3

Placement papers on Networking - Set 3

1. Which of the following summation operations is performed on the bits to check an error-detecting code?

Codec
Coder-decoder
Checksum
Attenuation
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2. An error-detecting code inserted as a field in a block of data to be transmitted is known as

Frame check sequence
Error detecting code
Checksum
flow control
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3. Communication network is

one or more conductors that serve as a common connection for a related group of devices
a continuous frequency capable of being modulated or impressed with a second signal
the condition with two or more stations attempt to use the same channel at the same time
a collection of interconnected functional units that provides a data communications service among stations attached to the network
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4. Which of the following is an advantage to using fiber optics data transmission?

resistance to data theft
fast data transmission rate
low noise level
few transmission errors
All of the above
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5. An example of an analog communication method is

laser beam
microwave
voice grade telephone line
all of the above
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6. The Width of a processor’s data path is measured in bits. Which of the following are common data paths?

8 bits
12 bits
16 bits
32 bits
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7. Which is the type of memory for information that does not change on your computer?

RAM
ROM
ERAM
RW / RAM
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8. What type of memory is not directly addressable by the CPU and requires special software called EMS (expanded memory specification)?

Extended
Expanded
Based
Conventional
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9. The original ASCII code used__________bits of each byte, reserving that last bit for error checking

5
6
7
8
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10. Which company is the biggest player in the microprocessor industry?

Motorola
IBM
Intel
AMD
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