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WGU C839/WGU D334 CRYPTOGRAPHY PRE ASSESMENT
AND OBJECTIVE ASSESMENT 2025/2026 NEWEST ACTUAL
EXAM WITH COMPLETE QUESTIONS AND VERIFIED
ANSWERS |ALREADY GRADED A+|
A business wants to use keys issued by a trusted third party to
demonstrate to potential customers that it is a legitimate
organization. Which key is used to sign the certificate issued to
the business?
Private key of the root CA
Public key of the root CA
Private key of the company
Public key of the company -ANSWERS-Private key of the root CA
A business wants to use keys issued by a trusted third party to
demonstrate it is a legitimate organization to potential customers.
Which key should the business send to potential customers to
prove its identity?
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Private key of the root CA
Public key of the root CA
Private key of the company
Public key of the company -ANSWERS-Public key of the
company
What should an administrator use to import and export all items
written using X.509 that are part of a chain of trust?
CER
Public Key Cryptography Standard (PKCS) #7
Public Key Cryptography Standard (PKCS) #12
What is a rainbow table?
List of matching usernames and passwords
Precompiled list of common words
List of commonly used passwords
Precompiled list of hash values -ANSWERS-Precompiled list of
hash values
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Which mode encrypts each group with the same key, leaving
each group independent of the others?
ECB
CBC
CFB
OFB -ANSWERS-ECB
Which mode of block encryption results in the same outcome for
matching blocks of a plaintext message?
Electronic Code Book (ECB)
Output feedback (OFB)
Cipher block chaining (CBC)
Cipher feedback (CFB) -ANSWERS-Electronic Code Book (ECB)
How does CBC mode encryption function?
WGU C839/WGU D334 CRYPTOGRAPHY PRE ASSESMENT
AND OBJECTIVE ASSESMENT 2025/2026 NEWEST ACTUAL
EXAM WITH COMPLETE QUESTIONS AND VERIFIED
ANSWERS |ALREADY GRADED A+|
A business wants to use keys issued by a trusted third party to
demonstrate to potential customers that it is a legitimate
organization. Which key is used to sign the certificate issued to
the business?
Private key of the root CA
Public key of the root CA
Private key of the company
Public key of the company -ANSWERS-Private key of the root CA
A business wants to use keys issued by a trusted third party to
demonstrate it is a legitimate organization to potential customers.
Which key should the business send to potential customers to
prove its identity?
, Page |2
Private key of the root CA
Public key of the root CA
Private key of the company
Public key of the company -ANSWERS-Public key of the
company
What should an administrator use to import and export all items
written using X.509 that are part of a chain of trust?
CER
Public Key Cryptography Standard (PKCS) #7
Public Key Cryptography Standard (PKCS) #12
What is a rainbow table?
List of matching usernames and passwords
Precompiled list of common words
List of commonly used passwords
Precompiled list of hash values -ANSWERS-Precompiled list of
hash values
, Page |3
Which mode encrypts each group with the same key, leaving
each group independent of the others?
ECB
CBC
CFB
OFB -ANSWERS-ECB
Which mode of block encryption results in the same outcome for
matching blocks of a plaintext message?
Electronic Code Book (ECB)
Output feedback (OFB)
Cipher block chaining (CBC)
Cipher feedback (CFB) -ANSWERS-Electronic Code Book (ECB)
How does CBC mode encryption function?
