Describe about computer virus and write the steps to know the computer is infected with virus.
Answers
Answer:
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.
Computer virus symptoms
Unusually slow performance.
Frequent crashes.
Unknown or unfamiliar programs that start up when you turn on your computer.
Mass emails being sent from your email account.
Changes to your homepage or passwords.
The best way to protect home computers against viruses is to have updated antivirus software, keep computers and software updated with the latest patches, and monitor the behavior of all users of a computer, including learning what types of files can be harboring viruses (such as Microsoft word documents in a massively .