Design and Analysis of Algorithms Basics Questions

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71.

. Which of the following is something that has certain attributes or properties which may be assigned values?

A

Field

B

File

C

Records

D

Entity

Correct Answer: D

None.

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72.

. Which of the following is the collection of records of the entities in a given entity set?

A

Field

B

File

C

Records

D

Entity

Correct Answer: B

None.

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73.

The values in which field uniquely determine the record in a file

A

Primary key

B

Secondary key

C

Pointer

D

Key

Correct Answer: A

None.

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74.

In which of the following length records file records may contain different lengths?

A

Fixed

B

Primary

C

Variable

D

Entity

Correct Answer: A

None.

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75.

Which is the logical or mathematical model of a particular organization of a data?

A

Structures

B

Variable

C

Data structures

D

Function

Correct Answer: C

None.

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76.

Which of the following is not a primitive data structure?

A

Boolean

B

Integer

C

Arrays

D

Character

Correct Answer: C

None.

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