
Understanding Encryption Techniques Quiz
Quiz
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Information Technology (IT)
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University
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Practice Problem
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Medium
L Morgan
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13 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary purpose of Public Key Infrastructure (PKI)?
To encrypt data using symmetric keys
To manage digital certificates and public keys
To hash data for integrity
To compress data for efficient storage
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a major vulnerability of the MD5 hash function?
It is too slow for modern applications
It is susceptible to collision attacks
It requires a public key for decryption
It cannot be used for digital signatures
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT a characteristic of symmetric key encryption?
Uses the same key for encryption and decryption
Generally faster than asymmetric encryption
Requires a pair of keys: public and private
Suitable for encrypting large amounts of data
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main disadvantage of using MD5 for cryptographic purposes?
It is too complex to implement
It is vulnerable to pre-image attacks
It requires too much computational power
It is not supported by modern browsers
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In symmetric encryption, what is the primary challenge associated with key management?
Generating keys that are long enough
Ensuring that keys are kept secret and distributed securely
Finding algorithms that are fast enough
Ensuring compatibility with all operating systems
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a common use case for MD5, despite its vulnerabilities?
Encrypting sensitive data
Creating digital signatures
Verifying file integrity
Securing online transactions
7.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
All Public Keys have a corresponding Private Key
True
False
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