COMPUTER NETWORKING

Detailed explanation-1: -Technically, a sound card is an optional component but a necessary one if you want to hear sound from your PC on wired headphones or speakers (just like an external DAC), or plug in a mic with an analog output.

Detailed explanation-2: -A sound card (also known as an audio card) is an internal expansion card that provides input and output of audio signals to and from a computer under the control of computer programs. The term sound card is also applied to external audio interfaces used for professional audio applications.

Detailed explanation-3: -A sound card (also referred to as an audio card) is a peripheral device that attaches to the ISA or PCI slot on a motherboard to enable the computer to input, process, and deliver sound.

Detailed explanation-4: -Inside the computer, a sound card is an expansion component that is also referred to as a soundboard, audio output device, or audio card. It offers audio input and output capabilities in computers, which can be heard with the help of speakers or headphones.