Revision for Chapter 3
Authored by Kevin Wong
Computers
University
Used 1+ times
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24 questions
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1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
What are the types of malware?
Viruses - Melissa Virus
Worms - Code Red Worm
Trojan horse,
Logic bomb
Ransomware
Backdoors and Rootkits
2.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
Describe one malware that requires user's intervention
(a)
Answer explanation
Most viruses require end-user initiation, and can activate at a specific time or date
3.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
Explain the first characteristics of malware in computer systems.
(a)
Answer explanation
Disrupt computer operations without the user's knowledge or permission
4.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
Explain the second characteristics of malware in computer systems.
(a)
Answer explanation
Gain Access to computer systems, without the user's knowledge or permission
5.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
Describe one malware that does not require user participation
(a)
Answer explanation
Worms no longer require user participation
6.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
A malware silently carries out malicious operations
while Peter plays an online game. What malware is that?
(a)
Answer explanation
A Trojan horse is malware that carries out malicious operations under the guise of a desired operation such as playing an online game.
This malicious code exploits the privileges of the user that runs it. A trojan horse differs from a virus because the Trojan binds itself to non-executable files, such as image files, audio files, or games.
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Four triggers that could awaken a malicious program like Logic Bomb are
date
time
programs running
delete user account
Answer explanation
A malicious program that uses a trigger to awaken the malicious code.
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