Design and Analysis of Algorithms Basics Questions

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61.

LIFO mechanism is used in

A

Stack

B

Queue

C

Array

D

linked list

Correct Answer: A

None.

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62.

. The element which is inserted first will be removed last in the

A

Queue

B

Array

C

Linked list

D

None of these

Correct Answer: D

None.

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63.

Which of the following operations accesses each record exactly once so that certain items may be processed?

A

Inserting

B

Deleting

C

Traversing

D

Searching

Correct Answer: C

None.

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64.

Which of the following is also called first in first out FIFO system?

A

Tree

B

Stack

C

Queue

D

Graph

Correct Answer: C

None.

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65.

Which of the following is is also called last in first out LIFO system?

A

Queue

B

Stack

C

Graph

D

Tree

Correct Answer: D

None.

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66.

Which of the following is a non linear data structure?

A

Array

B

Linked list

C

Stack

D

Graph

Correct Answer: D

None.

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67.

Which of the following involves arranging the records in a logical order?

A

Merging

B

Sorting

C

Traversing

D

Searching

Correct Answer: B

None.

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68.

Which of the following operations combined record into different sorted files into a single sorted file?

A

Sorting

B

Merging

C

Searching

D

Inserting

Correct Answer: B

None.

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69.

Which of the following is a set of data values and associated operations that are specified accurately, independent of any particular implementation?

A

Stack

B

Tree

C

Abstract data type

D

Graph

Correct Answer: C

None.

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70.

Which of the following refers to a single unit of values?

A

Group item

B

Data item

C

Basic item

D

Elementary item

Correct Answer: B

None.

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