100% Free CREST CREST-CPSA Practice Test Questions and Answers 2026

Start Learning with the Latest and Real 100% Free CREST CREST-CPSA Exam Questions

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Total 359 Questions | Updated On: May 22, 2026

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Question 1

In which situations might the xhost+ command be commonly used?

A : When uninstalling X server

B : When installing new software packages on the system

C : When setting up X11 forwarding for remote desktop sessions

D : When configuring firewall rules for network security

E : When configuring user permissions for file access

Answer: C

Question 2

A client asks what effect the penetration test is likely to have on the systems being tested. What would be the best response?

A : If they are secure, then they will be alright.

B : None at all.

C : There will probably be a large number of log entries, and some accounts may be locked out by password guessing.

D : I don't know, they are your systems not mine.

E : All sorts of things can happen, it-s pretty random and there is no way to predict it.

Answer: C

Question 3

Which of these is not a valid IP address?

A : 10.0.0.1

B : 195.32.67.14

C : 192.168.0.1

D : 192.168.300.1

E : 172.16.3.7

Answer: D

Question 4

What is a CNAME?

A : Maps an IP to domain.

B : Maps a hostname to hostname.

C : Maps a domain to a hostname.

D : Maps an IP to a hostname.

E : Maps a domain to an IP.

Answer: B

Question 5

In UDP communication, why is stream encryption often preferred over block encryption?

A : Stream encryption is faster and more efficient for real-time data streams

B : Block encryption is not compatible with the connectionless nature of UDP

C : Stream encryption provides better resistance to cryptographic attacks

D : Block encryption requires a reliable connection for synchronization

E : Stream encryption requires less computational power

Answer: A

Page: 1 / 72

Total 359 Questions | Updated On: May 22, 2026

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