Classical

Data Structures - Queues

6:   Number of "ADD" and "REMOVE" operations required to access n/2th elements of a queue of "n" elements so that the original queue remain the same after the access is (take help of another queue.)
A. 4*n
B. 8*n
C. 4*n-1
D. 8*n-1
 
 

Option: A

Explanation :


7:  

The initial configuration of a queue is a, b, c, d, ('a' is in the front end). To get the configuration d, c, b, a, one needs a minimum of

A.

2 deletions and 3 additions

B.

3 deletion and 2 additions

C.

3 deletions and 3 additions

D.

3 deletions and 4 additions

 
 

Option: C

Explanation :


8:  

Queue can be used to implement

A.

radix sort

B.

quick sort

C.

recursion

D.

depth first search

 
 

Option: A

Explanation :




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Syllabus covered in this section is-

  • Abstract data types
  • Algorithms
  • Stacks, Queues
  • Linked Lists
  • Trees, Binary search trees
  • Binary heaps

This Section covers Data Structures Questions Answers using C language .
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