Module 06 Basic Cryptography Questions
and Answers 100% Correct {Grade A} -
WGU
Which of the following hides the existence of information?
a. Decryption
b. Steganography
c. Ciphering
d. Encryption - correct answer b. Steganography
Cryptography can prevent an individual from fraudulently reneging on an action.
What is this known as?
a. Nonrepudiation
b. Repudiation
c. Obfuscation
d. Integrity - correct answer a. Nonrepudiation
Brielle is researching substitution ciphers. She came across a cipher in which the
entire alphabet was rotated 13 steps. What type of cipher is this?
a. XOR
b. ROT13
c. Alphabetic
d. XAND13 - correct answer b. ROT13
Which of the following is FALSE about "security through obscurity"?
, Module 06 Basic Cryptography Questions
and Answers 100% Correct {Grade A} -
WGU
a. Proprietary cryptographic algorithms are an example.
b. It can only provide limited security.
c. It attempts to hide the existence from outsiders.
d. It is essentially impossible. - correct answer b. It can only provide limited security.
What is low latency?
a. The time between when a byte is input into a cryptographic cipher and when the
output is obtained.
b. The delay between when a substitution cipher decrypts the first block and when it
finishes with the last block.
c. The requirements for an IoT device that is using a specific network.
d. A low-power source requirement of a sensor. - correct answer a. The time between
when a byte is input into a cryptographic cipher and when the output is obtained.
What are public key systems that generate different random public keys for each
session?
a. perfect forward secrecy
b. Public Key Exchange (PKE)
c. Diffie-Hellman (DH)
d. Elliptic Curve Diffie-Hellman (ECDH) - correct answer a. perfect forward secrecy
and Answers 100% Correct {Grade A} -
WGU
Which of the following hides the existence of information?
a. Decryption
b. Steganography
c. Ciphering
d. Encryption - correct answer b. Steganography
Cryptography can prevent an individual from fraudulently reneging on an action.
What is this known as?
a. Nonrepudiation
b. Repudiation
c. Obfuscation
d. Integrity - correct answer a. Nonrepudiation
Brielle is researching substitution ciphers. She came across a cipher in which the
entire alphabet was rotated 13 steps. What type of cipher is this?
a. XOR
b. ROT13
c. Alphabetic
d. XAND13 - correct answer b. ROT13
Which of the following is FALSE about "security through obscurity"?
, Module 06 Basic Cryptography Questions
and Answers 100% Correct {Grade A} -
WGU
a. Proprietary cryptographic algorithms are an example.
b. It can only provide limited security.
c. It attempts to hide the existence from outsiders.
d. It is essentially impossible. - correct answer b. It can only provide limited security.
What is low latency?
a. The time between when a byte is input into a cryptographic cipher and when the
output is obtained.
b. The delay between when a substitution cipher decrypts the first block and when it
finishes with the last block.
c. The requirements for an IoT device that is using a specific network.
d. A low-power source requirement of a sensor. - correct answer a. The time between
when a byte is input into a cryptographic cipher and when the output is obtained.
What are public key systems that generate different random public keys for each
session?
a. perfect forward secrecy
b. Public Key Exchange (PKE)
c. Diffie-Hellman (DH)
d. Elliptic Curve Diffie-Hellman (ECDH) - correct answer a. perfect forward secrecy
