1.what is SMPS?
2.Give examples of some ports.
3.write down about USB,AUDIO and ethernet port.
4.what is modem?
5.How many types of modem are there?
6.write down about soun and vedio card with a single sentence.
Answers
Explanation:
1. switched-mode power supply (switching-mode power supply, switch-mode power supply, switched power supply, SMPS, or switcher) is an electronic power supply that incorporates a switching regulator to convert electrical power efficiently
2.
3.Universal Serial Bus (USB) is an industry standard that establishes specifications for cables and connectors and protocols for connection, communication and power supply (interfacing) between computers, peripherals and other computers.
Audio is a term used to describe any sound or noise in a range the human ear is capable of hearing
An Ethernet port (also called a jack or socket) is an opening on computer network equipment that Ethernet cables plug into.
4.A modulator-demodulator, or simply a modem, is a hardware device that converts data from a digital format to analogue format,intended for communication directly between devices
5.three types of modems: cable, digital subscriber line (DSL) and dial-up.
6.