**Davinder Singh**- 4 years ago in Data Structure

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**Davinder Singh**- 4 years ago in Data Structure

The following sequence of operation is performed on stack : push(1),push(2),pop,push(1),push(2),pop,pop,pop,push(2),pop. The sequence of popped out values are ?

- [A] 2,2,1,1,2
- [B] 2,2,1,2,2
- [C] 2,1,2,2,1
- [D] 2,1,2,2,2

**Davinder Singh**- 4 years ago in Data Structure

Linked list are not suitable data structure of which one of the following problems ?

- [A] Insertion sort
- [B] Binary search
- [C] Radix sort
- [D] Polynomial manipulation

**Davinder Singh**- 4 years ago in Data Structure

You can make telephone calls over the Internet using a technology called

- [A] Intertel
- [B] Telenet
- [C] VoIP
- [D] VoRP

**Davinder Singh**- 4 years ago in Data Structure

Which one of the following permutations can be obtained the output using stack assuming that the input is the sequence 1,2,3,4,5 in that order ?

- [A] 3,4,5,1,2
- [B] 3,4,5,2,1
- [C] 1,5,2,3,4
- [D] 5,4,3,1,2

**Davinder Singh**- 4 years ago in Data Structure

Which of the following is useful in implementing quick sort?

- [A] Stack
- [B] Set
- [C] List
- [D] Queue