COMPUTER THREATS SECURITY
WHAT IS A COMPUTER VIRUS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Program viruses infect files that have the extension:
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.COM
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.EXE
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.SYS
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All of these
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Explanation:
Detailed explanation-1: -These infect executable program files, such as those with extensions like . BIN, . COM, . EXE, .
Detailed explanation-2: -Typically, it infects files with .exe or .com extensions. When the infected file is accessed or executed, it may be partially or completely overwritten by the virus. A file-infecting virus can also spread across the system and over the network to infect other systems.
Detailed explanation-3: -An infected file is a file that has been impacted by a computer virus in any of several ways. Anti-virus technologies work to quarantine an infected file, and may, in some cases, repair the file by removing the virus code.
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