7. Connections in Computer II

Data Cable:

Data cable transmits data, and it is used to connect external devices such as a tablet, mobile phones to the CPU for data transfer.

Audio jack:

The audio jack is used to connect the speaker to the computer.

Power cord:
The power cord is an electrical cable used to temporarily connect the devices to the mains electricity supply through a wall socket or extension cord.

It is the primary cable that provides power to the computer, printer, monitor, and components within a computer.

Mic cable:
It is also used to connect the Mic to the CPU. It is used to transmit the balanced microphone and line-level signals (the voltage level that comes out of a microphone when someone speaks into it) over long distances.

Ethernet:
Ethernet cables are used to establish internet connectivity through wired connections. The image below shows a standard ethernet cable. It comes in various colors and lengths, with rectangular connectors at both ends.

Wireless Communication:

The information is transferred from one place (Source) to another (receiver) over a distance is called communication.
Wireless Communication is a method of transmitting information from one point to another without using any physical medium such as wires or cables.

Examples:

• Bluetooth
• Wi-Fi

• Mouse, Keyboard can be connected to the computer using Bluetooth.

(a) Wireless Keyboard and Mouse

(b) Wired Keyboard and Mouse