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.
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A.
is a cryptographic hash value
B.
is a completed security audit only
C.
is a weakness that may be exploited by a threat actor or event
D.
is a trusted certificate authority
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Correct Answer: B. is a completed security audit only
Explanation:
The misconception is "is a completed security audit only"; in reality, Vulnerability is a weakness that may be exploited by a threat actor or event.
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A.
is a physical cable type only
B.
is a database schema model
C.
is an antivirus signature format
D.
provides a seven-layer reference model for understanding network communication
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Correct Answer: D. provides a seven-layer reference model for understanding network communication
Explanation:
This is correct because OSI model provides a seven-layer reference model for understanding network communication.
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A.
updates DNSSEC records
B.
terminates a TLS session
C.
establishes a TCP connection using SYN, SYN-ACK, and ACK
D.
creates a WPA2 key
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Correct Answer: B. terminates a TLS session
Explanation:
The misconception is "terminates a TLS session"; in reality, Three-way handshake establishes a TCP connection using SYN, SYN-ACK, and ACK.
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A.
is the same as business profit
B.
is a completed security audit only
C.
is a weakness that may be exploited by a threat actor or event
D.
is a cryptographic hash value
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Correct Answer: C. is a weakness that may be exploited by a threat actor or event
Explanation:
The correct answer is that Vulnerability is a weakness that may be exploited by a threat actor or event.
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A.
is a firewall rule syntax
B.
is an antivirus signature format
C.
is a database schema model
D.
provides a seven-layer reference model for understanding network communication
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Correct Answer: A. is a firewall rule syntax
Explanation:
The misconception is "is a firewall rule syntax"; in reality, OSI model provides a seven-layer reference model for understanding network communication.
Choose an option to check your answer.
A.
establishes a TCP connection using SYN, SYN-ACK, and ACK
B.
terminates a TLS session
C.
creates a WPA2 key
D.
runs a full malware sandbox
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Correct Answer: A. establishes a TCP connection using SYN, SYN-ACK, and ACK
Explanation:
The correct answer is that Three-way handshake establishes a TCP connection using SYN, SYN-ACK, and ACK.
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A.
means traffic is always blocked
B.
combines the likelihood of a threat exploiting a vulnerability with the resulting impact
C.
is only the number of routers in a network
D.
is identical to bandwidth
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Correct Answer: B. combines the likelihood of a threat exploiting a vulnerability with the resulting impact
Explanation:
The correct answer is that Risk combines the likelihood of a threat exploiting a vulnerability with the resulting impact.
Choose an option to check your answer.
A.
is a physical cable type only
B.
is an antivirus signature format
C.
provides a seven-layer reference model for understanding network communication
D.
is a firewall rule syntax
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Correct Answer: C. provides a seven-layer reference model for understanding network communication
Explanation:
The correct answer is that OSI model provides a seven-layer reference model for understanding network communication.
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A.
identifies a specific service or application endpoint on a host
B.
stores a biometric template
C.
defines an Ethernet cable length
D.
replaces an IP address entirely
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Correct Answer: A. identifies a specific service or application endpoint on a host
Explanation:
The correct answer is that Port number identifies a specific service or application endpoint on a host.
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A.
combines the likelihood of a threat exploiting a vulnerability with the resulting impact
B.
is never affected by controls
C.
is only the number of routers in a network
D.
is identical to bandwidth
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Correct Answer: A. combines the likelihood of a threat exploiting a vulnerability with the resulting impact
Explanation:
Risk is best described as something that combines the likelihood of a threat exploiting a vulnerability with the resulting impact.
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A.
does not support ports
B.
sends only broadcast frames
C.
provides reliable, connection-oriented transport using acknowledgments and sequencing
D.
is used only for encrypting disk files
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Correct Answer: C. provides reliable, connection-oriented transport using acknowledgments and sequencing
Explanation:
The correct answer is that TCP provides reliable, connection-oriented transport using acknowledgments and sequencing.
Choose an option to check your answer.
A.
contains the payload checksum only
B.
identifies a specific service or application endpoint on a host
C.
replaces an IP address entirely
D.
defines an Ethernet cable length
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Correct Answer: B. identifies a specific service or application endpoint on a host
Explanation:
Port number is best described as something that identifies a specific service or application endpoint on a host.
