General Data Communication & Network MCQs

1. The wireless lan term for a collection of multiple basic service sets is ____.

2. Stop-and-wait arq uses ___________ type of data flow.

3. The interval during which the signals propagate down the bus and back is the ____.

4. A ________ is a collection of computers connected to one another or to a common connection medium.

5. A _____ is a hardware device that allows several nodes to share one communication channel.

6. A _____ is a link between devices connected to a computer.

7. A _____ links computer resources using either a wired or wireless connection.

8. A ______ has a similar role to a hub.

9. A ________ sends data from one collision domain to another.

10. A ________ topology uses more than one topology when building a network.

11. A ____ multiplexes 24 input channels together onto one high-speed telephone line.

12. The typical maximum distance between microwave towers is roughly ____ to 30 miles.

13. The most basic error-detection techniques are parity checks, which are used with ____ connections.

14. When a signal is amplified by an amplifier, the signal gains in ____.

15. ____ technique is also known as disk mirroring.

16. _______ is a term relating to sending data to a satellite.

17. A ____ is a device that interconnects two segments of local area networks and acts as a filter.

18. According to one rule of thumb, ______ percent of circuit loading information is easy to gather.

19. In a payback analysis, the ____ cost is a one-time cost that occurs in year 0.

20. A direct connection between a terminal and a mainframe computer is a ____ connection.

21. An arithmetic checksum _______ the individual characters to be transmitted.

22. At the end of the data character, one or two ____ bits are added to signal the end of the frame.

23. A new parameter that might have an impact on metropolitan area design is the ____.