MCQ Collection
Network Security MCQs
Network Security MCQs covering firewalls, attacks, protocols, and secure communication.
Choose an option to check your answer.
A.
is used only for MAC addressing
B.
requires a three-way handshake for every packet
C.
is always encrypted by default
D.
provides connectionless transport with low overhead and no built-in delivery guarantee
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Correct Answer: D. provides connectionless transport with low overhead and no built-in delivery guarantee
Explanation:
The correct answer is that UDP provides connectionless transport with low overhead and no built-in delivery guarantee.
Choose an option to check your answer.
A.
is a type of subnet mask
B.
is a potential cause of unwanted security harm to a network or asset
C.
is a guaranteed legal permission
D.
is the same as a backup copy
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Correct Answer: B. is a potential cause of unwanted security harm to a network or asset
Explanation:
Threat is best described as something that is a potential cause of unwanted security harm to a network or asset.
Choose an option to check your answer.
A.
is a hardware serial number
B.
defines rules, responsibilities, and acceptable practices for protecting network resources
C.
is a malware payload
D.
is a DNS resource record only
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Correct Answer: B. defines rules, responsibilities, and acceptable practices for protecting network resources
Explanation:
This is correct because Security policy defines rules, responsibilities, and acceptable practices for protecting network resources.
Choose an option to check your answer.
A.
is a password hashing algorithm
B.
is a malware classification system
C.
organizes network communication into layers such as application, transport, internet, and network access
D.
is a wireless encryption protocol only
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Correct Answer: C. organizes network communication into layers such as application, transport, internet, and network access
Explanation:
The correct answer is that TCP/IP model organizes network communication into layers such as application, transport, internet, and network access.
Choose an option to check your answer.
A.
is always encrypted by default
B.
provides connectionless transport with low overhead and no built-in delivery guarantee
C.
is used only for MAC addressing
D.
prevents spoofing automatically
Show Answer
Correct Answer: B. provides connectionless transport with low overhead and no built-in delivery guarantee
Explanation:
UDP is best described as something that provides connectionless transport with low overhead and no built-in delivery guarantee.
Choose an option to check your answer.
A.
is a type of subnet mask
B.
is a potential cause of unwanted security harm to a network or asset
C.
is the same as a backup copy
D.
is a guaranteed legal permission
Show Answer
Correct Answer: B. is a potential cause of unwanted security harm to a network or asset
Explanation:
This is correct because Threat is a potential cause of unwanted security harm to a network or asset.
Choose an option to check your answer.
A.
is a hardware serial number
B.
is an automatically generated packet
C.
is a DNS resource record only
D.
defines rules, responsibilities, and acceptable practices for protecting network resources
Show Answer
Correct Answer: B. is an automatically generated packet
Explanation:
The misconception is "is an automatically generated packet"; in reality, Security policy defines rules, responsibilities, and acceptable practices for protecting network resources.
Choose an option to check your answer.
A.
is a wireless encryption protocol only
B.
is a backup policy format
C.
organizes network communication into layers such as application, transport, internet, and network access
D.
is a malware classification system
Show Answer
Correct Answer: C. organizes network communication into layers such as application, transport, internet, and network access
Explanation:
TCP/IP model is best described as something that organizes network communication into layers such as application, transport, internet, and network access.
Choose an option to check your answer.
A.
is used only for MAC addressing
B.
prevents spoofing automatically
C.
provides connectionless transport with low overhead and no built-in delivery guarantee
D.
is always encrypted by default
Show Answer
Correct Answer: C. provides connectionless transport with low overhead and no built-in delivery guarantee
Explanation:
This is correct because UDP provides connectionless transport with low overhead and no built-in delivery guarantee.
Choose an option to check your answer.
A.
is always a software patch
B.
is a guaranteed legal permission
C.
is a potential cause of unwanted security harm to a network or asset
D.
is the same as a backup copy
Show Answer
Correct Answer: A. is always a software patch
Explanation:
The misconception is "is always a software patch"; in reality, Threat is a potential cause of unwanted security harm to a network or asset.
Choose an option to check your answer.
A.
is a malware payload
B.
is a DNS resource record only
C.
is an automatically generated packet
D.
defines rules, responsibilities, and acceptable practices for protecting network resources
Show Answer
Correct Answer: D. defines rules, responsibilities, and acceptable practices for protecting network resources
Explanation:
The correct answer is that Security policy defines rules, responsibilities, and acceptable practices for protecting network resources.
Choose an option to check your answer.
A.
is a backup policy format
B.
is a malware classification system
C.
is a wireless encryption protocol only
D.
organizes network communication into layers such as application, transport, internet, and network access
Show Answer
Correct Answer: D. organizes network communication into layers such as application, transport, internet, and network access
Explanation:
This is correct because TCP/IP model organizes network communication into layers such as application, transport, internet, and network access.