Computer Viruses - JSS3 Computer Studies Past Questions and Answers - page 1
What is a computer virus designed to do?
Enhance system performance
Replicate and spread maliciously
Boost internet speed
Provide cybersecurity tips
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Which of the following is an example of a computer virus that spread via email in 2000?
WannaCry
ILOVEYOU
Stuxnet
Mydoom
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How can a computer virus be introduced into a system?
Through official software updates
Via secure websites
Infected email attachments, malicious websites, and software downloads
Through routine system maintenance
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Which type of computer virus targets the boot sector of a computer's hard drive?
File-infecting virus
Macro virus
Boot sector virus
Ransomware
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What is a common symptom of a computer virus attack?
Improved system performance
Rapid file creation
Noticeable slowdown in system performance
Increased storage space availability
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Which measure helps protect against a virus attack by monitoring and controlling network traffic?
Antivirus software
Firewall protection
Regular backups
Updating software
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What does updating the operating system and software regularly help prevent?
System slowdown
Enhanced performance
Security vulnerabilities
Data loss
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What should users exercise caution with to reduce the risk of virus infection?
Secure websites
Email attachments from known sources
Official software updates
Unknown or suspicious email attachments
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What type of viruses attach themselves to executable files?
Boot sector viruses
Macro viruses
File-infecting viruses
Ransomware
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What does a noticeable depletion of available storage space indicate during a virus attack?
Enhanced system performance
Efficient file organization
Unauthorized access
A potential virus infection
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