Antivirus

The program or a set of programs that are built to prevent, detect, search and remove software viruses like worms, Adwares, Trojans are known as anti-virus software. All anti-virus perform basic functions

1.Scan computer

2 Enables user to make schedule scan

3 Allow user to scan specific files

4 Allow to scan removable storage devices

5 Remove malicious codes

What is virus

Computer viruses are in form of malicious code, which replicates itself and make changes in computer programs. These programs may affect the data files or may damage some sectors of hard drive. To safeguard aganist these programs, anti-virus software needs to be regularly updated. According to virus definition, the anti-virus scan the computer files for different viruses patterns.

Widely used anti-virus software

1 Symantec : Symantec is a security software, provides security features to server and desktop computers. These include firewalls, intrusion prevention and Anti-Malwares.

2 McAfee:It is designed to provide effective security to computer systems at home and offices use. Also provide security for networking. Some common features, including e-mail scanning and file scanning. They also scan instant messaging traffic.

3.AVG:AVG is abbrivated as Anti-Virus Guard. AVG anti-virus has become popular because it has a free version as well as commercial version.The collective features provided by AVG includes periodic scans, scan for sent and receive emails and providing the abality to repair viruses infected files.

6 Show system health