1. Which of the following points is NOT an advantage of networking computers in a company?

    Sharing of data

    Sharing of hardware

    Enabling communication among colleagues electronically

    Data processing by the server

2. Which of the following communication channels is employed in building a WAN?

    Optical fibre

    Microwave via satellite

    Coaxial cable

    UTP cable

3. The disadvantage of a ring network topology is that

    it requires a dedicated server for the network.

    the network will be down if one of its nodes is down.

    the terminals are busy all the time.

    the users have equal rights.

4. What kind of network topology is analogous to the operation of an Internet service provider?

    Bus

    Ring

    Star

    WAN

5. The communication channel which accommodates the largest number of simultaneous users is

    coaxial cable

    microwave

    optical fibre

    twisted pairs

6. The hardware responsible for converting digital signals into analog ones and vice versa in computer communication is

    digitizer

    microphone

    modem

    terminal

7. A set of predefined procedures allowing two computers to establish communication with each other is known as

    the protocol.

    the handshake.

    the algorithm.

    the program.

8. Which of the following is NOT a communication software?

    Email client

    Flash

    FTP

    Web browser

9. When transmitting data over a telephone network using a 56 kbps modem in an error-free environment, the transmission rate for video data is

    faster than that for audio data.

    the same as that for text data.

    slower than that for text data.

    slower than that for audio data

10. Which of the following applications is an example of computer communication?

    Video on demand

    Database management

    Graphics design

    Conferencing