COMPUTER FUNDAMENTALS

Detailed explanation-1: -Antivirus is a kind of software used to prevent, scan, detect and delete viruses from a computer. Once installed, most antivirus software runs automatically in the background to provide real-time protection against virus attacks.

Detailed explanation-2: -Antivirus products work by detecting, quarantining and/or deleting malicious code, to prevent malware from causing damage to your device. Modern antivirus products update themselves automatically, to provide protection against the latest viruses and other types of malware.

Detailed explanation-3: -Antivirus software is designed primarily to prevent infection, but also includes the ability to remove malware from an infected computer. Stand-alone malware remover provides a convenient way of finding and removing malware from a computer or device in case the product already installed is unable to do so.

Detailed explanation-4: -Antivirus software usually works on one of two principles: Either it scans programs and files as they enter your device and compares them to known viruses, or it scans programs already on your device, looking for any suspicious behavior.