FUNDAMENTALS OF COMPUTER

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: -An antivirus product is a program designed to detect and remove viruses and other kinds of malicious software from your computer or laptop. Malicious software-known as malware-is code that can harm your computers and laptops, and the data on them.

Detailed explanation-3: -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.

Detailed explanation-4: -Antivirus software scans a file, program, or an application and compares a specific set of code with information stored in its database. If it finds code that is identical or similar to a piece of known malware in the database, that code is considered malware and is quarantined or removed.

Detailed explanation-5: -It should alert you if something looks dangerous or if any virus has attempted to install itself. Good anti-virus software will alert the user that something suspicious has occurred and then delete any harmful files, quarantining them against future attacks.