Computer Networking
What function does a serial interface perform in data communication?

Converts serial data into audio signals
Converts parallel data into a stream of bits
None of these
Converts analog signals into digital signals
Decodes incoming signals into computer data

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Computer Networking
Two computers that communicate with each other use a simple parity check to detect errors for ASCII transmissions. Which of the following events will always lead to an undeleted error?

None of these
one bit or any odd number of bits inverted in a block of data during transmission
two bits or any even number of bits inverted in a block during transmission
one bit or any odd number of bits inverted in a byte during transmission
two bits or any even number of bits inverted in a byte during transmission

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Computer Networking
If you configure the TCP/IP address and other TCP/IP parameters manually, you can always verify the configuration through which of the following? Select the best answer.

Advanced Properties tab of TCP/ IP Info.
Network Properties dialog box
DHCPINFO command-line utility
None of these
Server Services dialog box

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