1. What type of bits are both zero (0) and one (1) at the same time? ...
Question:
1. What type of bits are both zero (0) and one (1) at the same time?
A. bytes
B. hexadecimals
C. salt
D. quantum bits (qubits)
2. What is high resiliency?
A. even if the attacker gets part of the key, the encryption key is still secure
B. proves that data has not been changed
C. hiding data in other data
D. unauthorized people cannot access the data
3. A one-way algorithm converts data into a string of characters. It is not possible to convert this string of characters back to the original data. What type of algorithm is this?
A. key exchange
B. hashing
C. symmetric encryption
D. asymmetric encryption
4. What is unencrypted text that will be encrypted or that was decrypted?
A. Key
B. Plaintext
C. Ciphertext
D. Cleartext
5. In blockchain technology, what is a block also known as?
A. hash collision
B. key stretching
C. digital signature
D. record
6. _____ is a hashing algorithm that is strong. It was NOT created by the NSA (National Security Agency). It has four versions which output 224-, 256-, 384-, and 512-bit hashes.
A. HMAC-MD5
B. RIPEMD-160
C. MD5
D. SHA-3
7. _____ is usually considered NOT secure.
A. perfect forward secrecy (PFS)
B. security through obscurity
C. salting
D. key stretching
8. What hashing algorithm uses a shared secret key to make the output more random? It also verifies the integrity and authenticity of the data.
A. HMAC
B. RIPEMD
C. MD5
D. SHA
9. _____ is an asymmetric encryption algorithm that is strong. It uses elliptic curves to calculate public and private keys.
A. PGP
B. ECC
C. RSA
D. DHE
10. Which of the following is not provided by a digital signature?
A. non-repudiation
B. authentication
C. integrity
D. confidentiality
Income Tax Fundamentals 2013
ISBN: 9781285586618
31st Edition
Authors: Gerald E. Whittenburg, Martha Altus Buller, Steven L Gill