What are virus

1.	What are virus
Answer» A computer virus is a type of computer program that can replicate itself by making copies of itself by making copies of itself without the user\'s knowledge or consent.Computer virus spread from following waysi. Opening the infected email attachment.ii. By downloading infected programs from the internet.iii. By using infected floppy disk, pen drives and CDs.iv. By transferring an infected program over a network and executing it.\xa0

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