Miscellaneous On Data Structures - Study Mode

[#296] Which of the following gives the value for Ø(180)?
Correct Answer

(C) 48

[#297] Which of the following cipher is formed by applying columnar transposition cipher twice?
Correct Answer

(C) Double transposition cipher

[#298] Placing n-queens so that no two queens attack each other is called?
Correct Answer

(A) n-queen's problem

[#299] What is the purpose of using square root decomposition?
Correct Answer

(A) to reduce the time complexity of a code

[#300] What is the message length 'k' of a Hamming(7,4) code?
Correct Answer

(C) 2 r -r-1