Question

14. Which one of the following is not a
network device?
(A) Router
(B) Switch
(C) CPU
(D) Hub​

Answer 1

Answer:

CPU

Explanation:

Networking devices may include gateways, routers, network bridges, modems, wireless access points, networking cables, line drivers, switches, hubs.

Answer 2

(C) CPU is not a network device.

Explanation:

• The expansion of CPU is Central Processing Unit and it is the electronic circuit that performs operations like arithmetic, logic, input/output.
• Central Processing Unit is not a network device and it is a hardware.
• CPU makes the interaction of computer with all other applications and it reads the program instructions and provides the output.
• A physical layer of networking device is a hub and it is used to connect multiple devices in a network.
• A switch is a networking hardware and it is used to connect devices on a network.
• Packet switching is used to receive and forward data.
• Router is a networking device and it forwards data packets between network.