The full form of “VIRUS” is?

• Data Loss and Data theft
• Operational issues
• Damage Systems and programs
• Deletes files

• The presence of a virus in the system can be detected by reduced speed of the device, useless pop-up windows on a computer, unexpected closing of computer programs, suspected emails sent from your Email accounts, and system crashes.

• Viruses spreads through hard disks, floppy disks, and USB

• Different types of viruses are

1. Multipartite Virus
2. Direct Action Virus
3. Browser Hijacker
4. Overwrite Virus
5. Network Virus
6. Boot Sector Virus

• Examples of computer viruses are Worms, Trojans, and Ransomware.
• Antispyware protection, Firewall, and regular updating of the system can protect your system from infection.

Further reading:

• Computer Viruses
• Computer Hardware and Software

Find more related IAS Questions in the linked article. 

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