Virus and AntiVirus on computers

What is Virus? How Virus will affect the computers?

Virus in a pc is a software or set of software program, which will affect the computer’s normal performance. The virus software will make copies themselves automatically and spread the reproduced copy to all files on the same computer. While we use floppy disk, cd, pen drive and other drives, the virus will loaded the same way. When we use the same drives with another pcs, automatically virus will spread to those computers also. Same way, virus will spread through networks like LAN, WAN and Internet.

What are the types available in Virus? What the virus doing?

The virus software has some different types and also called as malware, spyware, adware and more. Some virus will spoil the performance of the computers. Some of them will collect the details like secured information on the system and send them to their host system via internet.

What is antivirus software? How antivirus software functioning?

Antivirus software is a software program which can identify the virus software and remove them from computer. Normally all the virus can’t be found by human. This antivirus software can find them. The antivirus software will scan each and every file and remove the virus. Sometime the antivirus software can’t remove the virus. In this case, antivirus software may stop the reproduction capability of those viruses. The antivirus software also provides security for internet services. The antivirus software will scan every request from internet and email. If the antivirus software finds any viruses, it will inform immediately and block those viruses. Mainly antivirus software is giving protection for boot sectors. The boot sectors are the very important parts for the performance of the computer.

How to select best and right antivirus software?

The antivirus soft wares are developed by different companies. Every antivirus soft ware is having individuality to protect the computers. Some virus can be removed by some anti virus software only. By this way, all type of anti virus soft wares cannot protect the computer from all viruses. So we have to select good antivirus soft wares to protect the computers from viruses. So we have to use trial version of the antivirus soft wares and if satisfied, we may buy the same full version of antivirus software.

What are the antivirus softwares available in market?

Lot of antivirus softwares are available in market. You will get some list of antivirus in below.

  • Norton Antivirus software

  • Kaspersky Antivirus software

  • Trend Micro Antivirus software

  • Avast Antivirus Software

  • ZoneAlarm Antivirus Software

  • Norman Antivirus Software

  • Web root Antivirus software

  • Lavasoft Antivirus software

  • CA Antivirus software

  • PC Security Shield Antivirus software

  • PC-cillin Antivirus software

  • Panda Antivirus Software

  • AVG Antivirus Software

  • Mcafee Antivirus Software

  • Stopzilla Antivirus software

  • Symantec Antivirus software

How to prevent computers from viruses without using antivirus software?

  • Don’t browse unsecured sites like porn, warez sites.
  • Be aware while using cd, pen drive when copying files from other computers.
  • While connecting networks, don’t allow network computers to make full access.
  • Set windows firewall with full secured.
  • While browsing, if any unknown website ask permission to access computers simply deny it.