MCQ Collection
Network Security MCQs
Network Security MCQs covering firewalls, attacks, protocols, and secure communication.
Choose an option to check your answer.
A.
removes audit logs
B.
disables encryption
C.
verifies the identity of a user, device, or service
D.
compresses network traffic only
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Correct Answer: C. verifies the identity of a user, device, or service
Explanation:
Authentication is best described as something that verifies the identity of a user, device, or service.
Choose an option to check your answer.
A.
shares one account across teams
B.
grants only the minimum permissions needed to perform required tasks
C.
removes role separation
D.
allows unauthenticated access
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Correct Answer: B. grants only the minimum permissions needed to perform required tasks
Explanation:
This is correct because Least privilege grants only the minimum permissions needed to perform required tasks.
Choose an option to check your answer.
A.
turns off all logging
B.
stores passwords in cookies
C.
makes encryption unnecessary
D.
controls the number of requests or connections allowed in a given time period
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Correct Answer: B. stores passwords in cookies
Explanation:
The misconception is "stores passwords in cookies"; in reality, Rate limiting controls the number of requests or connections allowed in a given time period.
Choose an option to check your answer.
A.
disables encryption
B.
removes audit logs
C.
compresses network traffic only
D.
verifies the identity of a user, device, or service
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Correct Answer: D. verifies the identity of a user, device, or service
Explanation:
This is correct because Authentication verifies the identity of a user, device, or service.
Choose an option to check your answer.
A.
gives administrator rights to all users
B.
removes role separation
C.
grants only the minimum permissions needed to perform required tasks
D.
allows unauthenticated access
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Correct Answer: A. gives administrator rights to all users
Explanation:
The misconception is "gives administrator rights to all users"; in reality, Least privilege grants only the minimum permissions needed to perform required tasks.
Choose an option to check your answer.
A.
controls the number of requests or connections allowed in a given time period
B.
stores passwords in cookies
C.
changes hostnames into IP addresses
D.
makes encryption unnecessary
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Correct Answer: A. controls the number of requests or connections allowed in a given time period
Explanation:
The correct answer is that Rate limiting controls the number of requests or connections allowed in a given time period.
Choose an option to check your answer.
A.
removes audit logs
B.
verifies the identity of a user, device, or service
C.
compresses network traffic only
D.
assigns IP addresses randomly
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Correct Answer: D. assigns IP addresses randomly
Explanation:
The misconception is "assigns IP addresses randomly"; in reality, Authentication verifies the identity of a user, device, or service.
Choose an option to check your answer.
A.
gives administrator rights to all users
B.
grants only the minimum permissions needed to perform required tasks
C.
allows unauthenticated access
D.
shares one account across teams
Show Answer
Correct Answer: B. grants only the minimum permissions needed to perform required tasks
Explanation:
The correct answer is that Least privilege grants only the minimum permissions needed to perform required tasks.
Choose an option to check your answer.
A.
formats packet captures into PDF
B.
allows or blocks packets based on defined conditions such as address, port, or protocol
C.
prevents users from using keyboards
D.
creates malware signatures from files only
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Correct Answer: B. allows or blocks packets based on defined conditions such as address, port, or protocol
Explanation:
The correct answer is that Traffic filtering allows or blocks packets based on defined conditions such as address, port, or protocol.
Choose an option to check your answer.
A.
verifies the identity of a user, device, or service
B.
assigns IP addresses randomly
C.
removes audit logs
D.
disables encryption
Show Answer
Correct Answer: A. verifies the identity of a user, device, or service
Explanation:
The correct answer is that Authentication verifies the identity of a user, device, or service.
Choose an option to check your answer.
A.
validates input fields
B.
attempts to make a service unavailable by overwhelming or disrupting it
C.
encrypts backups for privacy
D.
improves server redundancy
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Correct Answer: B. attempts to make a service unavailable by overwhelming or disrupting it
Explanation:
The correct answer is that DoS attack attempts to make a service unavailable by overwhelming or disrupting it.
Choose an option to check your answer.
A.
replaces intrusion detection entirely
B.
allows or blocks packets based on defined conditions such as address, port, or protocol
C.
prevents users from using keyboards
D.
formats packet captures into PDF
Show Answer
Correct Answer: B. allows or blocks packets based on defined conditions such as address, port, or protocol
Explanation:
Traffic filtering is best described as something that allows or blocks packets based on defined conditions such as address, port, or protocol.