Miscellaneous On Data Structures - Study Mode

[#546] Which of the following is a type of substitution cipher?
Correct Answer

(A) Mono alphabetic cipher

[#547] How many bits are needed for standard encoding if the size of the character set is X?
Correct Answer

(A) log X

[#548] Autokey cipher is also known as?
Correct Answer

(B) autoclave cipher

[#549] Which of the problems cannot be solved by backtracking method?
Correct Answer

(D) travelling salesman problem

[#550] What is the magnitude of resultant of cross product of two parallel vectors a and b?
Correct Answer

(C) |a|.|b| sin(180)