FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -Yes. Its true that antivirus is a utility program. Antivirus software is a software that is used to detect and delete malware in a computer system. Some examples of Antivirus software are Kaspersky Antivirus, AVG Antivirus, Panda Antivirus etc..

Detailed explanation-2: -Antivirus software, originally designed to detect and remove viruses from computers, can also protect against a wide variety of threats, including other types of malicious software, such as keyloggers, browser hijackers, Trojan horses, worms, rootkits, spyware, adware, botnets and ransomware.

Detailed explanation-3: -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-4: -How Antivirus Works? Antivirus software scans the file comparing specific bits of code against information in its database and if it finds a pattern duplicating one in the database, it is considered a virus, and it will quarantine or delete that particular file.