Networking Interview Question and Answers
1. | What is a network? |
---|---|
It is a set of devices connected by communication links. A node can be a computer or any other device capable of sending and/or receiving data generated by other nodes on the network. |
2. | What is a protocol? |
---|---|
It is a set of rules that governs data communication. |
3. | What is multiplexing? |
---|---|
Multiplexing is the process of dividing a link, the phycal medium, into logical channels for better efficiency. Here medium is not changed but it has several channels instead of one. |
4. | Define bandwidth? |
---|---|
The range of frequencies that a medium can pass is called bandwidth. It is the difference between the highest and lowest frequencies that the medium can satisfactorily pass. |
5. | What do you mean by switching? |
---|---|
It is a method in which communication devices are connected to one another efficiently. A switch is intermediary hardware or software that links devices together temporarily. |