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i + HOW DOES A COMPUTER GET INFECTED WITH A VIRUS?
Computer viruses-spread in several ways. Some of them are:
• Using virus-infected CDs, USB drives, or other external storage devices.
• Opening an infected e-mail attachment.
• Downloading an infected program from the Internet, Pen
Drives, CDs or DVDs.
Sources of virus
• Executing infected programs, which can include games,
screen savers, or other applications.
• Spreading through local computer networks, where a virus can move from one computer to
another via shared resources or network connections.
Info Byte
The first widespread computer virus was BRAIN, created in 1986.
i + HOW DO YOU KNOW YOUR PC HAS A VIRUS?
When a virus infects human beings, it damages the body, manifesting through specific symptoms.
Similarly, there are several signs that a computer may be infected with malware or a virus:
• Slowdown: A noticeable decrease in the computer's processing speed.
• Pop-ups: Unexpected or excessive pop-ups appearing on the system.
• Crash: Frequent system crashes or Blue Screen of Death (BSOD) errors.
• Running out of Storage Space: Occupying huge storage space.
• Loss of Files: Abrupt or unexplained deletion of files.
• Unusual Activity of Messages or Programs: Automatic opening or closing of programs,
unexpected restarts, and strange or unknown windows appearing during boot-up.
• Unusual Network Activity: Excessive data transfer or unusual network activity even when all
applications are closed.
i + HOW TO PREVENT YOUR PC FROM A VIRUS?
• Ensure that you download only legal software. • Do not open emails or attachments from
• Use the original version of Windows. unknown source.
• Scan Pen drives, CDs, and any other external • Do not click on pop-up ads or links from
storage devices for viruses before opening on unknown sources.
computer. • Do not download music, program or games
from unknown sources on the Internet.
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