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WGU C839 EXAM 100 REAL OA EXAM QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS)|AGRADE
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WGU C839 EXAM 100 REAL OA EXAM QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS)|AGRADE
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10/3/24, 9:38 AM WGU C839 EXAM/ REAL OA EXAM MOST TESTED QUESTIONS AND CORRECT ANSWERS 2024-2025 (VERIFIED ANSW…WGU C839 EXAM/ REAL OA EXAM MOST
TESTED QUESTIONS AND CORRECT ANSWERS
2024-2025 (VERIFIED ANSWERS)| ALREADY
GRADED A+
Terms in this set (293)
What type of encryption D
uses different keys to
encrypt and decrypt the
message?
A Symmetric
B Private key
C Secure
D Asymmetric
The most widely used A
asymmetric encryption
algorithm is what?
A RSA
B Vigenere
C DES
D Caesar Cipher
Original, unencrypted B
information is referred to
as ____.
A text
B plaintext
C cleantext
D ciphertext
https://quizlet.com/951771439/wgu-c839-exam-real-oa-exam-most-tested-questions-and-correct-answers-2024-2025-verified-answers-already-g… 1/25
,10/3/24, 9:38 AM WGU C839 EXAM/ REAL OA EXAM MOST TESTED QUESTIONS AND CORRECT ANSWERS 2024-2025 (VERIFIED ANSW…
Which of the following is D
NOT an asymmetric
system?
A PGP
B RSA
C SSL
D DES
In order for User A to send C
User B an encrypted
message that only User B
can read, User A must
encrypt message with
which of the following
keys?
A User A's public key
B User A's private key
C User B's public key
D User B's private key
The greatest weakness B
with symmetric algorithms
is _____.
A They are less secure than
asymmetric
B The problem of key
exchange
C They are slower than
asymmetric
D The problem of
generating keys
https://quizlet.com/951771439/wgu-c839-exam-real-oa-exam-most-tested-questions-and-correct-answers-2024-2025-verified-answers-already-g… 2/25
, 10/3/24, 9:38 AM WGU C839 EXAM/ REAL OA EXAM MOST TESTED QUESTIONS AND CORRECT ANSWERS 2024-2025 (VERIFIED ANSW…
Which of the following is D
generally true about block
sizes?
A Smaller block sizes
increase security
B Block sizes must be
more than 256 bits to be
secure
C Block size is irrelevant to
security
D Larger block sizes
increase security
A _____ is a function that B
takes a variable-size input
m and returns a fixed-size
string.
A Symmetric cipher
B Hash
C Asymmetric cipher
D Feistel
Which of the following is a D
cryptographic protocol
that allows two parties to
establish a shared key over
an insecure channel?
A Elliptic Curve
B RSA
C MD5
D Diffie-Hellman
https://quizlet.com/951771439/wgu-c839-exam-real-oa-exam-most-tested-questions-and-correct-answers-2024-2025-verified-answers-already-g… 3/25
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