Miscellaneous On Data Structures - Study Mode

[#181] Who was the first person to solve the maximum matching problem?
Correct Answer

(A) Jack Edmonds

[#182] Which of the following statement is not true regarding columnar transposition cipher?
Correct Answer

(C) it cannot be combined with other ciphers

[#183] Can there exist a graph which is both eulerian and is bipartite?
Correct Answer

(A) Yes

[#184] Using the inclusion-exclusion principle, find the number of integers from a set of 1-100 that are not divisible by 2, 3 and 5.
Correct Answer

(C) 26

[#185] Autokey cipher is closely related to . . . . . . . .
Correct Answer

(A) Vigenere cipher