COMPUTER SCIENCE: NETWORKING

1. The portion of server memory set aside to temporary hold data packets from workstation is called

1. Packet Cache buffer
2. Packet receive buffer
3. Packet block
4. Dirty packet buffer

Answer is D

2. Device that can convert digital signals to analog signals is

1. A Packet
2. Emulator
3. Modem
4. Tuner card

Answer is A

3. Central computer surrounded by satellite computers is called

1. Bus network
2. Star network
3. Ring network
4. Tree network

Answer is C

4. LAN:

1. Always contains more than 4 PCs
2. Connects PCs to telephones
3. A network of servers
4. Connects PCs within a small geographic area

Answer is D

5. ………………. relay packets among multiple interconnected networks.

1. Bridges
2. Gateways
3. Routers
4. Repeaters

Answer is C

6. Any electronic device on a network is called:

1. Node
2. Hub
3. Router
4. Repeater

Answer is A

7. How many bits per symbol are used in Baudot code?

1. 6
2. 9
3. 7
4. 8

Answer is B

8. A peer-to-peer network:

1. Used for transferring large files
2. Always requires a router
3. Only functions in Intranet
4. Requires no special operating system other than windows 95/98

Answer is D

9. Which of the following is not a standard synchronous protocol?

1. RTS
2. SDLC
3. DDCMP
4. HDCL

Answer is B

10. Ethernet is

1. one method by which information travels through networks
2. working with its own operating system
3. an internal Internet – not accessible by outsiders
4. not available for peer-to-peer networks.

Answer is A