Computer Science - Networking

6.
Computers cannot communicate with each other directly over telephone lines because they use digital pulses whereas telephone lines use analog sound frequencies. What is the name of the device which permits digital to analog conversion at the start of a long distance transmission?
Interface
Modem
Attenuation
Teleprocessor
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.

7.
What is the usual number of bits transmitted simultaneously in parallel data transmission used by microcomputers?
16
9
8
4
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.

8.
The receive equalizer reduces delay distortions using a
tapped delay lines
gearshift
descrambler
difference engine
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.

9.
Four routers have to be interconnected in a point-to-point Network. Each pair of root us may connected by a high-speed line, a medium speed line or a low speed line. Find the total number of topologies.
12
81
48
729
Answer: Option
Explanation:
No answer description is available. Let's discuss.

10.
A network consists of eight NT servers. You are planning to move servers to different segments of your network, what utility should be used at each server to determine which server generates the most traffic?
NBTSTAT
NETSTAT.EXE
Performance Monitor
Network Monitor
ARP.EXE
Answer: Option
Explanation:
No answer description is available. Let's discuss.