What Is Virus And Worms In Computer?

How many types of virus do we have?

There are millions of different types of viruses, although fewer than 7,000 types have been described in detail.

As of September 2015, the NCBI Virus genome database has more than 75,000 complete genome sequences, but there are doubtlessly many more to be discovered..

What is Computer Virus explain?

In more technical terms, a computer virus is a type of malicious code or program written to alter the way a computer operates and is designed to spread from one computer to another. A virus operates by inserting or attaching itself to a legitimate program or document that supports macros in order to execute its code.

What is a computer virus and types of virus?

A computer virus is one type of malware that inserts its virus code to multiply itself by altering the programs and applications. The computer gets infected through the replication of malicious code. Computer viruses come in different forms to infect the system in different ways. … Boot Sector Virus.

How does computer get virus?

Viruses can enter your computer in any number of ways, such as via an email attachment, during file downloads from the Internet or even upon a visit to a contaminated Web site.

What did the I Love You virus do?

The ILOVEYOU virus comes in an e-mail note with “I LOVE YOU” in the subject line and contains an attachment that, when opened, results in the message being re-sent to everyone in the recipient’s Microsoft Outlook address book and, perhaps more seriously, the loss of every JPEG, MP3, and certain other files on the …