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WGU C838 PRE ASSESSMENT EXAM EXAM 60 QUESTIONS AND CORRECT DETAILED ANSWERS |ALREADY GRADED A+|| Which encryption standard uses the same key to encrypt and decrypt messages?$24.49
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WGU C838 PRE ASSESSMENT EXAM EXAM 60 QUESTIONS AND CORRECT DETAILED ANSWERS |ALREADY GRADED A+|| Which encryption standard uses the same key to encrypt and decrypt messages?
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Course
WGU C838 PRE ASSESSMENT
Institution
WGU C838 PRE ASSESSMENT
WGU C838 PRE ASSESSMENT EXAM
EXAM 60 QUESTIONS AND CORRECT DETAILED ANSWERS |ALREADY GRADED A+||
Which encryption standard uses the same key to encrypt and decrypt messages?
WGU C838 PRE ASSESSMENT EXAM
EXAM 60 QUESTIONS AND CORRECT DETAILED ANSWERS |ALREADY GRADED A+||
Which encryption ...
WGU C838 PRE ASSESSMENT EXAM 2024-2025
EXAM 60 QUESTIONS AND CORRECT DETAILED
ANSWERS |ALREADY GRADED A+||
Which encryption standard uses the same key to encrypt and decrypt messages?
A) Asymmetric Key Encryption
B) Symmetric Key Encryption
C) Public Certificate
D) CRL - ANSWER-Symmetric Key Encryption
Which algorithm is designated as a Type 2 product by the National Security Agency (NSA)?
A) DES
B) AES
C) SKIPJACK
D) WEP - ANSWER-SKIPJACK
What is the most commonly used format for certificates?
A) X.509 v3
B) X.509 v2
C) X.509 v1
D) DES - ANSWER-X.509 v3 *Version 3*
What is referenced to determine if a certificate has been revoked?
A) Certificate Revocation List
B) Certificate Revocation Authority
C) Certificate Approver
D) Revocation List - ANSWER-Certificate Revocation List
What needs to be installed on *end users' computers* to allow them to *trust* applications that
have been *digitally signed* by the developer?
A) Sender's public key
B) Sender's private key
, C) Receiver's public key
D) Receiver's private key - ANSWER-Sender's public key *(DEVELOPER's)*
Which type of certificate *must be certified by an authority* to verify it with other participants?
What is an attribute of the Rivest Cipher 4 (RC4) algorithm?
A) It performs CRC after every iteration
B) Salting is performed.
C) It requires a unique nonce.
D) It does not require a unique nonce. - ANSWER-It requires a unique nonce. *(# used ONCE)*
Which mode generates the key stream with a nonce and incrementing value?
A) Certificate Revocation List (CRL)
B) Nonce mode
C) Rivest Cipher 4 (RC4)
D) Counter (CTR) - ANSWER-Counter (CTR)
*Generates the next keystream block* by encrypting successive *values* of a "counter"
Which mode is a stream algorithm that concatenates an incrementing value with a nonce?
A) CAT
B) Nonce
C) Counter (CTR)
D) RC4 - ANSWER-Counter (CTR)
Which key would an administrator use to encrypt data so *only the CEO can decrypt it?*
A) CEO's public key
B) CEO's private key
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