16 Questions
What is the main purpose of a computer virus?
To replicate itself and infect computer systems
Which of the following is a symptom of a virus-infected computer?
Corrupted hard disk data
What is malware?
Any software used to disrupt computer operation or gain unauthorized access
Where does a boot sector virus reside?
In the master boot record of a hard disk or the boot sector of a floppy disk
What type of virus attaches itself to program files?
File virus
What is the primary intention of malware?
To act against the requirements of the computer user
What type of virus activates when it detects a certain condition?
Logic bomb
Which type of malware generates pop-ups that resemble Windows system messages?
Scare-ware
What type of malware presents unwanted advertisements to the user of a computer?
Adware
How does a polymorphic virus behave when it attaches itself to another program or file?
It modifies its program code
What is the purpose of scare-ware?
To trick victims into purchasing and downloading useless software
In what way does a Trojan horse behave?
It hides within or looks like a legitimate program
What is the primary method of spreading viruses through emails known as?
E-mail attachments
What should be done before opening any email attachment to prevent virus infection?
Install an antivirus utility and update its definitions frequently
What is the purpose of spyware?
To gather information about a person or organization without their knowledge
What is the behavior of a worm?
It copies itself repeatedly in memory or on a disk drive
Test your knowledge about computer viruses and their effects on computer systems. Learn about the symptoms of virus infection and how to prevent them from spreading.
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