
Lesson 3

Quiz
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Other
•
University
•
Hard
Benjamin Fenton
Used 1+ times
FREE Resource
30 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following best describes the three fundamental categories of cryptographic functions?
Hashing algorithms, symmetric ciphers, and asymmetric ciphers
Digital certificates, digital signatures, and key escrow
Full-disk, volume, and file encryption
Transport Layer Security, IPsec, and WPA
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which security property is provided only by symmetric encryption when two parties share the same secret key?
Authentication
Confidentiality
Non-repudiation
Perfect Forward Secrecy
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The Advanced Encryption Standard (AES) with a 256-bit key has a keyspace of:
256 × 2 possible keys
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the principal challenge of using symmetric cryptography between Alice and Bob over an untrusted network?
Secure key exchange
Excessive CPU overhead
Key length limitations
Inability to provide bulk encryption
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which statement accurately describes a drawback of asymmetric encryption compared to symmetric encryption?
It is limited to 128-bit key lengths.
Its private key can be derived from the public key.
It cannot be used to distribute keys securely.
It requires substantially more processing power for bulk data.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A 256-bit ECC private key provides roughly the same security strength as which RSA key length?
3,072 bits
16,384 bits
1,024 bits
512 bits
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which cryptographic function is specifically designed to be one-way and therefore supports integrity rather than confidentiality?
Elliptic Curve Diffie-Hellman
Hashing
Key escrow
Stream encryption
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