Miscellaneous On Data Structures - Study Mode

[#746] Which data structure is most appropriate for a system requiring efficient access to the maximum element?
Correct Answer

(C) Max-Heap

[#747] What is the rule for encryption in playfair cipher if the letters in a pair are identical?
Correct Answer

(B) a null is added in between the letters

[#748] Optimal page replacement algorithm is implemented in . . . . . . . .
Correct Answer

(B) Special-purpose operating system

[#749] The number of colors used by a proper coloring graph is called?
Correct Answer

(A) k coloring graph

[#750] Playfair cipher is harder to crack than keyword cipher.
Correct Answer

(A) True