Computer Networking | MCQs

Explanation

The transfer of data from one place to another is called data communication.

It involves sending data through a communication medium like cables or wireless signals.

Explanation

Point-to-point: Connects exactly two nodes, creating a single link between the host and the destination.

Broadcast: Sends data to all nodes in a network.

Multicast: Sends data to a specific group of nodes.

Anycast: Sends data to the nearest or best destination among a group.

Explanation

A WAN can cover country, continent or even a whole world.

Internet connection is an example of WAN.

Other examples of WAN are mobile broadband connections such as 3G, 4G etc.

Explanation

Differentiate between network and internet.

Network: A network is a group of interconnected computers or devices that can share resources and information, typically within a local area (LAN) or wide area (WAN).

Internet: The internet is a global network of networks that connects millions of private, public, academic, and governmental systems, enabling worldwide communication and information sharing.

Explanation

A Domain Name System (DNS) turns domain names into IP addresses, which allow browsers to get to websites and other internet resources. Every device on the internet has an IP address, which other devices can use to locate the device.

Explanation

Explanation

connectivity the state of being connected or interconnected.

Explanation

MAN stands for Metropolitan Area Network.

Explanation

A communications device is any type of hardware capable of transmitting data, instructions, and information between a sending device and a receiving device.

Explanation