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Computer Science - Networking

Exercise : Networking - Section 5
21.
A batch processing terminal would not include a
CPU
card reader
card punch
line printer
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
22.
Packet Switch Stream (PSS) was introduced in
the US in 1961 (&) the UK in 1981
the UK in 1980
the US in 1961
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
23.
The physical layer of a network
defines the electrical characteristics of signals passed between the computer and communication devices
controls error detection and correction
constructs packets of data and sends them across the network
All of the above
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
24.
Which of the following allows devices on one network to communicate with devices on another network?
multiplexer
gateway
t-switch
modern
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
25.
An error detecting code is which code is the remainder resulting from dividing the bits to be checked by a predetermined binary number, is known as
Cyclic redundancy check
Checksum
Error detecting code
Error rate
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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