| 21. |
Which of the following device is used to connect two systems, especially if the systems use different protocols? |
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| 22. |
The synchronous modems are more costly than the asynchronous modems because |
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| 23. |
A distributed network configuration in which all data/information pass through a central computer is |
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| 24. |
Which of the following TCP/IP protocol allows an application program on one machine to send a datagram to an application program on another machine? |
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| 25. |
A remote batch-processing operation in which data is solely input to a central computer would require a: |
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