MCQ Collection
Semester Exam MCQs
Semester Exam preparation MCQs for university and college students. This section includes subject-wise practice questions, answers, and explanations to help learners prepare for midterm exams, final exams, quizzes, and academic tests.
Choose an option to check your answer.
A.
sends false ARP messages to associate an attacker MAC address with another IP address
B.
only increases battery life
C.
signs DNS records cryptographically
D.
is required for WPA3
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Correct Answer: A. sends false ARP messages to associate an attacker MAC address with another IP address
Explanation:
The correct answer is that ARP spoofing sends false ARP messages to associate an attacker MAC address with another IP address.
Choose an option to check your answer.
A.
is the same as a copper cable
B.
cannot apply protocol-specific policy
C.
acts as an intermediary and can inspect application-layer communication
D.
works only at the physical layer
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Correct Answer: C. acts as an intermediary and can inspect application-layer communication
Explanation:
The correct answer is that Application proxy firewall acts as an intermediary and can inspect application-layer communication.
Choose an option to check your answer.
A.
uses only random guessing
B.
is the same as encryption
C.
identifies known threats using predefined patterns or signatures
D.
requires no updates ever
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Correct Answer: C. identifies known threats using predefined patterns or signatures
Explanation:
Signature-based detection is best described as something that identifies known threats using predefined patterns or signatures.
Choose an option to check your answer.
A.
replaces network switches
B.
assigns user roles in an operating system
C.
translates human-readable domain names into IP addresses
D.
stores firewall rules only
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Correct Answer: C. translates human-readable domain names into IP addresses
Explanation:
This is correct because DNS translates human-readable domain names into IP addresses.
Choose an option to check your answer.
A.
acts as an intermediary and can inspect application-layer communication
B.
is used to power wireless antennas
C.
is the same as a copper cable
D.
cannot apply protocol-specific policy
Show Answer
Correct Answer: A. acts as an intermediary and can inspect application-layer communication
Explanation:
Application proxy firewall is best described as something that acts as an intermediary and can inspect application-layer communication.
Choose an option to check your answer.
A.
requires no updates ever
B.
is the same as encryption
C.
uses only random guessing
D.
identifies known threats using predefined patterns or signatures
Show Answer
Correct Answer: D. identifies known threats using predefined patterns or signatures
Explanation:
This is correct because Signature-based detection identifies known threats using predefined patterns or signatures.
Choose an option to check your answer.
A.
assigns user roles in an operating system
B.
encrypts all web sessions by default
C.
replaces network switches
D.
translates human-readable domain names into IP addresses
Show Answer
Correct Answer: B. encrypts all web sessions by default
Explanation:
The misconception is "encrypts all web sessions by default"; in reality, DNS translates human-readable domain names into IP addresses.
Choose an option to check your answer.
A.
is the same as a copper cable
B.
cannot apply protocol-specific policy
C.
is used to power wireless antennas
D.
acts as an intermediary and can inspect application-layer communication
Show Answer
Correct Answer: D. acts as an intermediary and can inspect application-layer communication
Explanation:
This is correct because Application proxy firewall acts as an intermediary and can inspect application-layer communication.
Choose an option to check your answer.
A.
identifies known threats using predefined patterns or signatures
B.
requires no updates ever
C.
uses only random guessing
D.
detects every unknown attack perfectly
Show Answer
Correct Answer: D. detects every unknown attack perfectly
Explanation:
The misconception is "detects every unknown attack perfectly"; in reality, Signature-based detection identifies known threats using predefined patterns or signatures.
Choose an option to check your answer.
A.
stores firewall rules only
B.
replaces network switches
C.
encrypts all web sessions by default
D.
translates human-readable domain names into IP addresses
Show Answer
Correct Answer: D. translates human-readable domain names into IP addresses
Explanation:
The correct answer is that DNS translates human-readable domain names into IP addresses.
Choose an option to check your answer.
A.
cannot apply protocol-specific policy
B.
acts as an intermediary and can inspect application-layer communication
C.
is the same as a copper cable
D.
works only at the physical layer
Show Answer
Correct Answer: D. works only at the physical layer
Explanation:
The misconception is "works only at the physical layer"; in reality, Application proxy firewall acts as an intermediary and can inspect application-layer communication.
Choose an option to check your answer.
A.
identifies known threats using predefined patterns or signatures
B.
is the same as encryption
C.
uses only random guessing
D.
detects every unknown attack perfectly
Show Answer
Correct Answer: A. identifies known threats using predefined patterns or signatures
Explanation:
The correct answer is that Signature-based detection identifies known threats using predefined patterns or signatures.
