Free CREST CREST-CPSA Exam Questions

Become CREST Certified with updated CREST-CPSA exam questions and correct answers

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Total 359 Questions | Updated On: Sep 23, 2026

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Question 1

What parameter is used to format the output of WMIC commands in tabular form?

A : /FORMAT:CSV

B : /OUTPUT:TABLE

C : /FORMAT:RAW

D : /FORMAT:TABLE

E : /FORMAT:LIST

Answer: D

Question 2

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 3

In CBC mode, how is each plaintext block encrypted before being XORed with the previous ciphertext block?

A : XORing each plaintext block with the previous ciphertext block before encryption

B : Using a cryptographic nonce as the encryption key

C : Using a unique initialization vector (IV) for each block

D : Using a different key for each block

E : Using the same encryption key for each block

Answer: E

Question 4

What are the SIP and RTP protocols used for in VoIP?

A : SIP and RTP are competing protocols that are both used for audio data transmission.

B : RTP is used for setting up and closing down calls, and SIP is used for audio data transmission.

C : SIP and RTP are competing protocols that are both used for setting up and tearing down calls.

D : SIP is used for setting up and closing down calls, and RTP is used for audio data transmission.

E : SIP is used for setting up and closing down calls, but RTP is nothing to do with VoIP.

Answer: D

Question 5

What device is expected if you see\n\nTelnet\n\nUser Access Verification\n\nPassword:

A : Windows

B : Cisco IOS

C : Linux

D : Nortel VPN

E : Solaris

Answer: B

Page: 1 / 72

Total 359 Questions | Updated On: Sep 23, 2026

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