SECURITY THREATS AND PREVENTION Verified Exam Questions
and Answers Latest update 2026/2027
Question:
1. Virus
Answer:
Replicate itself/spreads itself by attaching itself to infacted files/only activated when opened/changes
data and corrupts system
Question:
2. Worm
Answer:
Can replicate itself/finds weaknesses in software/can spread by itself/spreads quickly across network
Question:
3. Trojan
Answer:
Looks like real software/tricked users into installing it/gives attacker backdoor access to the
system/does not replicate
Question:
4. Spyware
Answer:
records activities of the user/to record personal info/secretly passed to the attacker
Question:
5. Keylogger
Answer:
records the keystrokes/record personal info/can be downloaded or plugged into USB ports
Question:
6. Ransomware
Answer:
encrypts files/attacker demands money to decrypt files/digital currencies like bitcoin are hard to trace
and Answers Latest update 2026/2027
Question:
1. Virus
Answer:
Replicate itself/spreads itself by attaching itself to infacted files/only activated when opened/changes
data and corrupts system
Question:
2. Worm
Answer:
Can replicate itself/finds weaknesses in software/can spread by itself/spreads quickly across network
Question:
3. Trojan
Answer:
Looks like real software/tricked users into installing it/gives attacker backdoor access to the
system/does not replicate
Question:
4. Spyware
Answer:
records activities of the user/to record personal info/secretly passed to the attacker
Question:
5. Keylogger
Answer:
records the keystrokes/record personal info/can be downloaded or plugged into USB ports
Question:
6. Ransomware
Answer:
encrypts files/attacker demands money to decrypt files/digital currencies like bitcoin are hard to trace
