Arrays Questions

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51.

What is it that the compiler needs to know about an array that it needs to know about an ordinary variable known as a scalar variable in the trade?

A

Type

B

Storage class

C

Both (a) and (b)

D

None of the above

Correct Answer: C

None.

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52.

An array is a collection of elements of the same data type and it can be referred to with a___________.

A

Single array

B

Single name

C

Single queue

D

None of the above

Correct Answer: B

None.

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53.

An array can be____________type.

A

Single dimension

B

Two-dimensional

C

Three-dimensional

D

All of the above

Correct Answer: D

None.

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54.

The first element in the array is numbered 0, so the last element is ______ than the size of the array.

A

1 less

B

1 greater

C

Half

D

2 less

Correct Answer: A

None.

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55.

The first element is referred to as array [__________] and any element at x position is referred to as array[_________].

A

0, X

B

X, 0

C

X, Y

D

None of the above

Correct Answer: A

None.

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56.

What are used to refer to array elements?

A

Nodes

B

Subscripts

C

Memory locations

D

Both (a) and (b)

Correct Answer: B

None.

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57.

The method of subscribing arrays in ________ is different from that used in many other programming languages.

A

C

B

C++

C

C+++

D

Java

Correct Answer: A

None.

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58.

The first element in the array is numbered__________.

A

-1

B

1

D

None of the above

Correct Answer: C

None.

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59.

Once memory space is allocated to an array, it cannot be________.

A

Expanded

B

Expanded or contracted

C

Listed

D

None of the above

Correct Answer: B

None.

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60.

If the number of elements to be stored in an ______increases or decreases significantly at runtime, it may require more memory space or result in wastage of memory, both of which are unacceptable.

A

Data structure

B

List

C

Array

D

Computer

Correct Answer: C

None.

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