# Data Structure(DS) Questions and Answers - Page 2

(Showing: 11 - 20 out of 21 MCQs) This quiz consist of multiple choice questions of data structure for various exams point of view.
11. Which of the following algorithm design technique is used in the quick sort algorithm?
[A] Dynamic programming
[B] Backtracking
[C] Divide and conquer
[D] Greedy method
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12. Which of the following is useful in traversing a given graph by breadth first search?
[A] Stack
[B] Set
[C] List
[D] Queue
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13. Which of the following is useful in implementing quick sort?
[A] Stack
[B] Set
[C] List
[D] Queue
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14. An IP address is a numeric quantity that identifies -
[A] a network adapter to other devices on the network
[B] the manufacturer of a computer
[C] the physical location of a computer
[D] none of the above
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15. You can make telephone calls over the Internet using a technology called
[A] Intertel
[B] Telenet
[C] VoIP
[D] VoRP
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16. What is the result of the following operation
Top (Push (S, X))
[A] X
[B] null
[C] s
[D] none of these
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17. Queue can be used to implement ?
[A] quick sort
[B] merge sort
[C] heap sort
[D] insertion sort
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18. The number of binary trees with 3 nodes which when traversed in post order gives the sequence A,B,C is ?
[A] 3
[B] 9
[C] 7
[D] 5
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19. Sparse matrices have ?
[A] no zero
[B] many zero
[C] higher dimenstion
[D] none
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20. The postfix expression for * + a b - c d is?
[A] ab + cd - *
[B] ab cd + - *
[C] ab + cd * -
[D] ab + - cd *
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Comments: (Your feedback is valuable to us) NARENDRA KUMAR 3 years ago Reply

and want to more explanation two dimensional array also

NARENDRA KUMAR 3 years ago Reply

we want to more explanation about stack and queue

HIFZURRAHAMAN 4 years ago Reply

Add atleast 100 questions.........

keerthana g 5 years ago Reply

Its useful, but I need explanation for each one.

Davinder singh 6 years ago Reply

Thanks for questions really helpful for competitive exams...:)