Cryptography and Network Security
Cryptography and Network Security Quiz
Test your knowledge in the fascinating world of cryptography and network security! This quiz is designed for enthusiasts who want to evaluate their skills and understanding of essential concepts.
In just 10 questions, you will encounter topics such as:
- Brute force attacks
- Encryption schemes
- Base conversions
- Mathematical operations in cryptographic contexts
In brute force attack, on average half of all possible keys must be tried to achieve success.
A) True
B) False
If the sender and receiver use different keys, the system is referred to as conventional cipher system.
A) True
B) False
Divide (HAPPY)26 by (SAD)26. We get quotient –
A) KD
B) LD
C) JC
D) MC
Dividing (11001001) by (100111) gives remainder –
A) 11
B) 111
C) 101
D) 110
pi in terms of base 26 is
A) C.DRS
B) D.SQR
C) D.DRS
D) D.DSS
The time required to convert a k-bit integer to its representation in the base 10 in terms of big-O notation is
A) O(log2 n)
B) O(log n)
C) O(log2 2n)
D) O(2log n)
In base 26, multiplication of YES by NO gives –
A) THWOE
B) MPAHT
C) MPJNS
D) THWAE
Division of (131B6C3) base 16 by (lA2F) base 16 yeilds –
A) 1AD
B) DAD
C) BAD
D) 9AD
An encryption scheme is unconditionally secure if the ciphertext generated does not contain enough information to determine uniquely the corresponding plaintext, no matter how much cipher text is available.
A) True
B) False
The estimated computations required to crack a password of 6 characters from the 26 letter alphabet is-
A) 308915776
B) 11881376
C) 456976
D) 8031810176
{"name":"Cryptography and Network Security", "url":"https://www.quiz-maker.com/QPREVIEW","txt":"Test your knowledge in the fascinating world of cryptography and network security! This quiz is designed for enthusiasts who want to evaluate their skills and understanding of essential concepts.In just 10 questions, you will encounter topics such as:Brute force attacksEncryption schemesBase conversionsMathematical operations in cryptographic contexts","img":"https:/images/course6.png"}