1000+ Computer Communication Interview Questions & Answers - 1

Question: 1

What is transmission media?

Transmission media is the pathway for contacting each computer with other.

Transmission media include cables and wireless technologies that allows network devices to contact each other. This provides a message delivery path.

Question: 2

List the general types of networks used today?

The following are the general types of networks used today.

Local Area Network (LAN)

Metropolitan Area Network (MAN)

Wide Area Network (WAN)

Question: 3

What are the elements that a computer communication should ensure?

The computer communication should ensure safe, secure and reliable data transfer.

Safe:

The data received is the same as the data sent.

The data being transferred cannot be damaged either willfully or accidentally.

Reliable:

Both the sender and receiver knows the status of the data sent. Thus the sender knows whether the receiver got the correct data or not.

Question: 4

What are the different transmission modes?

When two computers are in communication, data transmission may occur in one of the three modes

1. Simplex mode

2. Half duplex mode

3. Full duplex mode

Question: 5

What is modem and modulation?

The device that accomplishes modulation –demodulation process is called a modem.

The process of converting sound or data into a signal that can flow through the telephone wire is called modulation.