Symmetric vs Asymmetric Encryption (OCR A-Level Computer Science): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What two key benefits does encryption provide for data security?
What two key benefits does encryption provide for data security?
Confidentiality and data integrity
How many keys does symmetric encryption use for encrypting and decrypting data?
How many keys does symmetric encryption use for encrypting and decrypting data?
A single key for both operations
Which encryption type is faster and more efficient for encrypting large amounts of data?
Which encryption type is faster and more efficient for encrypting large amounts of data?
Symmetric encryption
What is the main disadvantage of symmetric encryption regarding key management?
What is the main disadvantage of symmetric encryption regarding key management?
Key distribution problem
Which of these is a common symmetric encryption algorithm?
Which of these is a common symmetric encryption algorithm?
AES (Advanced Encryption Standard)
In asymmetric encryption, which key is used to encrypt data?
In asymmetric encryption, which key is used to encrypt data?
Public key
Why is asymmetric encryption slower than symmetric encryption?
Why is asymmetric encryption slower than symmetric encryption?
It is computationally more intensive
What key advantage does asymmetric encryption have over symmetric encryption?
What key advantage does asymmetric encryption have over symmetric encryption?
No need to securely distribute a shared key
Which is an example of an asymmetric encryption algorithm?
Which is an example of an asymmetric encryption algorithm?
RSA
Which encryption type is recommended for encrypting large files for storage?
Which encryption type is recommended for encrypting large files for storage?
Symmetric encryption like AES
What is the purpose of hybrid encryption?
What is the purpose of hybrid encryption?
Combine both types for security and speed
How do SSL/TLS protocols use encryption?
How do SSL/TLS protocols use encryption?
Asymmetric then symmetric encryption