MCQ IN COMPUTER SCIENCE & ENGINEERING

COMPUTER SCIENCE AND ENGINEERING

COMPUTER NETWORKING

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A device that allows multiple computers to communicate with each other over a network. It has several ethernet ports that are used to connect two or more network devices together.
A
hub
B
switch
C
protocol
D
gateway
Explanation: 

Detailed explanation-1: -Hub. Hubs connect multiple computer networking devices together. A hub also acts as a repeater in that it amplifies signals that deteriorate after traveling long distances over connecting cables.

Detailed explanation-2: -Router. A router is a hardware device that allows you to connect several computers and other devices to a single Internet connection, which is known as a home network. Many routers are wireless, which allows you to create a home wireless network, commonly known as a Wi-Fi network.

Detailed explanation-3: -The correct answer is the hub. An Ethernet hub, active hub, network hub, repeater hub, multiport repeater, or simply hub is a network hardware device for connecting multiple Ethernet devices together and making them act as a single network segment.

Detailed explanation-4: -A switch is a device in a computer network that connects other devices together. Multiple data cables are plugged into a switch to enable communication between different networked devices.

Detailed explanation-5: -Routers. A router is a communications device that connects multiple computers or other routers together and transmits data to its correct desti-nation on the network. A router can be used on any size of network.

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