Data Security Test 4 Trivia Questions

40 Questions | By Catherinehalcomb | Updated: Mar 22, 2022 | Attempts: 378

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Zzz 11-14

Questions and Answers

1.

What is data called that is to be encrypted by inputting into an encryption algorithm?
- A.
  
  Plaintext
- B.
  
  Cleartext
- C.
  
  Opentext
- D.
  
  Ciphertext
2.

Which of the following is not a basic security protection over information that cryptography can provide?
- A.
  
  Confidentiality
- B.
  
  Stop loss
- C.
  
  Integrity
- D.
  
  Authenticity
3.

The areas of a file in which steganography can hide data include all of the following except ________.
- A.
  
  In data that is used to describe the content or structure of the actual data
- B.
  
  In the directory structure of the file system
- C.
  
  In the file header fields that describe the file
- D.
  
  In areas that contain the content data itself
4.

Proving that a user sent an email message is known as ________.
- A.
  
  Repudiation
- B.
  
  Integrity
- C.
  
  Nonrepudiation
- D.
  
  Availability
5.

Symmetric cryptographic algorithms are also called _______.
- A.
  
  Private key cryptography
- B.
  
  Cipherkey cryptography
- C.
  
  Public/private key cryptography
- D.
  
  Public key cryptography
6.

A(n) _______ is not decrypted, but is only used for comparison purposes.
- A.
  
  Stream
- B.
  
  Hash
- C.
  
  Algorithm
- D.
  
  Key
7.

Each of the following is a characteristic of a secure hash algorithm except ________.
- A.
  
  Collisions should be rare
- B.
  
  The results of a hash function should not be reversed
- C.
  
  The hash should always be the same fixed size
- D.
  
  A message cannot be produced from a predefined hash
8.

Hashing would not be used in which of the following examples?
- A.
  
  Bank automatic teller machine (ATM)
- B.
  
  Encrypting and decrypting email attachments
- C.
  
  Verifying a user password entered on a Linux system
- D.
  
  Determining the integrity of a message
9.

_______ encrypts a hash with a shared secret key.
- A.
  
  Key_hash
- B.
  
  WEP
- C.
  
  MDRIPE
- D.
  
  Hashed Message Authentication Code (HMAC)
10.

Which of the following is a protection provided by hashing?
- A.
  
  Authenticity
- B.
  
  Confidentiality
- C.
  
  Integrity
- D.
  
  Availability
11.

_______ is a hash that uses two different and independent parallel chains of computation, the results of which are then combined at the end of the process.
- A.
  
  DES
- B.
  
  AES
- C.
  
  RC4
- D.
  
  RIPEMD
12.

Which of the following is the strongest symmetric cryptographic algorithm?
- A.
  
  Advanced Encryption Standard
- B.
  
  Data Encryption Standard
- C.
  
  Triple Data Encryption Standard
- D.
  
  Rivest Cipher (RC) 1
13.

If Bob wants to send a secure message to Alice using an asymmetric cryptographic algorithm, the key he uses to encrypt the message is _______.
- A.
  
  Alice’s private key
- B.
  
  Alice’s public key
- C.
  
  Bob’s public key
- D.
  
  Bob’s private key
14.

A digital signature can provide each of the following benefits except _______.
- A.
  
  Prove the integrity of the message
- B.
  
  Verify the receiver
- C.
  
  Verify the sender
- D.
  
  Enforce nonrepudiation
15.

Which of the following asymmetric cryptographic algorithms is the most secure?
- A.
  
  MEC-2
- B.
  
  RSA
- C.
  
  MD-17
- D.
  
  SHA-2
16.

Which of the following asymmetric cryptographic algorithms uses prime numbers?
- A.
  
  EFS
- B.
  
  Quantum computing
- C.
  
  ECC
- D.
  
  RSA
17.

______ uses lattice-based cryptography and may be more resistant to quantum computing attacks.
- A.
  
  NTRUEncrypt
- B.
  
  ECC
- C.
  
  RC4
- D.
  
  SHA-512
18.

The Trusted Platform Module (TPM) _______.
- A.
  
  Allows the user to boot a corrupted disk and repair it
- B.
  
  Is only available on Windows computers running BitLocker
- C.
  
  Includes a pseudorandom number generator (PRNG)
- D.
  
  Provides cryptographic services in hardware instead of software
19.

Which of the following has an onboard key generator and key storage facility, accelerated symmetric and asymmetric encryption, and can back up sensitive material in encrypted form?
- A.
  
  Trusted Platform Module (TPM)
- B.
  
  Self-encrypting hard disk drives (HDDs)
- C.
  
  Encrypted hardware-based USB devices
- D.
  
  Hardware Security Module (HSM)
20.

The Microsoft Windows LAN Manager hash _______.
- A.
  
  Is weaker than NTLMv2
- B.
  
  Is part of BitLocker
- C.
  
  Is required to be present when using TPM
- D.
  
  Is identical to MD-4
21.

The strongest technology that would assure Alice that Bob is the sender of a message is a(n) _______.
- A.
  
  Digital signature
- B.
  
  Encrypted signature
- C.
  
  Hash
- D.
  
  Digital certificate
22.

A digital certificate associates ________.
- A.
  
  A private key with a digital signature
- B.
  
  the user’s identity with their public key
- C.
  
  A user’s private key with public key
- D.
  
  A user’s public key with their private key
23.

Digital certification can be used for each of the following except ________.
- A.
  
  To verify the authenticity of the Registration Authorizer
- B.
  
  To verify the identity of clients and servers on the Web
- C.
  
  To encrypt messages for secure email communications
- D.
  
  To encrypt channels to provide secure communications between clients and servers
24.

An entity that issues digital certificates is a _______.
- A.
  
  Certificate Signatory (CS)
- B.
  
  Signature Authority (SA)
- C.
  
  Digital Signer (DS)
- D.
  
  Certificate Authority (CA)
25.

A centralized directory of digital certificates is called a(n) ________.
- A.
  
  Digital Signature Approval List (DSAP)
- B.
  
  Digital Signature Permitted Authorization (DSPA)
- C.
  
  Authorized Digital Signature (ADS)
- D.
  
  Certificate Repository (CR)