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Questions · Page 6 of 7

MCQ 2511 Mark

Which of the following is used to represent two-dimensional data structure ?

✓
Matrix
B
Vector
C
Object
D
Class

Answer

Correct option: A.

Matrix

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MCQ 2521 Mark

Which number represents Saturday in DAY_OF_WEEK ?

A
$0$
B
1
✓
7
D
6

Answer

Correct option: C.

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MCQ 2531 Mark

Which number represents Sunday in DAY_OF_WEEK ?

✓
1
B
$0$
C
6
D
7

Answer

Correct option: A.

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MCQ 2541 Mark

Which number represents December in Month of calendar ?

A
1
B
$0$
C
10
✓
11

Answer

Correct option: D.

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MCQ 2551 Mark

Which number represents January in Month of calendar ?

A
1
✓
$0$
C
11
D
10

Answer

Correct option: B.

$0$

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MCQ 2561 Mark

Which number represents first day in DAY_OF_YEAR ?

A
$0$
✓
1
C
Any A or B
D
100

Answer

Correct option: B.

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MCQ 2571 Mark

Which constant of Calendar class will return Week number within the year?

✓
WEEK_OF_YEAR
B
WeekOfYear
C
WEEK_MONTH
D
WEEK_YEAR

Answer

Correct option: A.

WEEK_OF_YEAR

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MCQ 2581 Mark

Which constant of Calendar class will return Week number within the month?

A
WEEK
B
WEEK_NO
C
WEEKDAY
✓
WEEK_OF_MONTH

Answer

Correct option: D.

WEEK_OF_MONTH

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MCQ 2591 Mark

Which constant of Calendar class will return AM or PM notation ?

A
HOUR
✓
AM_PM
C
MINUTES
D
SECONDS

Answer

Correct option: B.

AM_PM

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MCQ 2601 Mark

Which constant of Calendar class will return Seconds ?

A
Seconds
B
Seconds_Of_Time
C
SECONDS
✓
SECOND

Answer

Correct option: D.

SECOND

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MCQ 2611 Mark

Which constant of Calendar class will return Minutes ?

A
Minutes
✓
MINUTE
C
Minute_Time
D
Minute_Of_Time

Answer

Correct option: B.

MINUTE

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MCQ 2621 Mark

Which constant of Calendar class will return Hours in 24-hour notation ?

A
HOUR_CAL
B
Hour_Of_Time
✓
HOUR_OF_DAY
D
HOUR

Answer

Correct option: C.

HOUR_OF_DAY

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MCQ 2631 Mark

Which constant of Calendar class will return same value as DATE?

A
DAY
B
DayOfMonth
C
DateOfMonth
✓
DAY_OF_MONTH

Answer

Correct option: D.

DAY_OF_MONTH

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MCQ 2641 Mark

Which brackets are used to specify the size of two dimensions row and column respectively?

A
Parenthesis
B
Curly brackets
✓
Square brackets
D
Angular brackets

Answer

Correct option: C.

Square brackets

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MCQ 2651 Mark

Which array class method is used to search an element in an array ?

A
Search( )
✓
binarySearch( )
C
binary( )
D
SearchArray( )

Answer

Correct option: B.

binarySearch( )

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MCQ 2661 Mark

With which values array is initialized, as array is an object?

A
Class name
✓
Default values
C
Parameters of brackets
D
Object name

Answer

Correct option: B.

Default values

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MCQ 2671 Mark

From which value does Index start?

✓
$0$
B
1
C
2
D
3

Answer

Correct option: A.

$0$

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MCQ 2681 Mark

Which of the following is a one - dimensional data structure ?

A
Matrix
✓
Vector
C
Class
D
Method

Answer

Correct option: B.

Vector

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MCQ 2691 Mark

Which operator can compare two strings ?

A
Compare
B
=
C
→
✓
==

Answer

Correct option: D.

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MCQ 2701 Mark

Which of the following are stored in memory?

A
Numbers
B
Elements
✓
Literals
D
None of these

Answer

Correct option: C.

Literals

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MCQ 2711 Mark

What can we use with array of bytes as an argument ?

A
Object
✓
Constructor
C
Class
D
Method

Answer

Correct option: B.

Constructor

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MCQ 2721 Mark

What can we use instead of 'array of characters', to save space ?

✓
Array of bytes
B
Array of numbers
C
Array of ASCII
D
Array of strings

Answer

Correct option: A.

Array of bytes

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MCQ 2731 Mark

What can we use to save space, if the characters are ASCII ?

A
Array of numbers
B
Array of ASCII
C
Array of Index
✓
Array of bytes

Answer

Correct option: D.

Array of bytes

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MCQ 2741 Mark

What is used to create a String object that refers to the literal specified in argument?

A
String (String strObj)
✓
String (string literal)
C
String ( )
D
String (String strObj)

Answer

Correct option: B.

String (string literal)

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MCQ 2751 Mark

How many types of strings are supported by Java to use variables which can store stings?

A
1
✓
2
C
3
D
4

Answer

Correct option: B.

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MCQ 2761 Mark

Which of the following can be considered as a string ?

A
2-D array of string
B
Tabular array of string
✓
1 - D array of characters
D
Matrix array of string

Answer

Correct option: C.

1 - D array of characters

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MCQ 2771 Mark

Which of the following is a sequence of characters ?

A
Array
✓
String
C
String Buffer
D
Alphanumeric values

Answer

Correct option: B.

String

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MCQ 2781 Mark

Which kind of array does not create an array object?

A
Array with values
B
Array with square brackets and values
✓
Array without initialization
D
Array with element values

Answer

Correct option: C.

Array without initialization

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MCQ 2791 Mark

Which of the following property is used to get the number of elements in 1 - D array?

A
Size
✓
Length
C
Measure
D
DefineSize

Answer

Correct option: B.

Length

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MCQ 2801 Mark

Which property of 1 - D array is used to know the size of each row ?

✓
Length
B
Size
C
Measure
D
Define

Answer

Correct option: A.

Length

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MCQ 2811 Mark

Which of the following is considered as an array of 1 - D array', in Java ?

A
Vector
✓
2 - D
C
Matrix
D
Multi-dimensional

Answer

Correct option: B.

2 - D

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MCQ 2821 Mark

What is considered as 1 array element, in 2 - D array ?

A
Each element
B
Each column
✓
Each row
D
All A, B & C

Answer

Correct option: C.

Each row

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MCQ 2831 Mark

How many numbers of dimensions can be created in array ?

A
Two only
B
One only
C
Limited
✓
Unlimited

Answer

Correct option: D.

Unlimited

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MCQ 2841 Mark

Which kind of array can be created by an array of array ?

A
1 - D
B
Vector
C
Multi-dimensional
✓
2 - D

Answer

Correct option: D.

2 - D

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MCQ 2851 Mark

Which arrays are not supported directly by Java ?

A
Single
✓
Multi-dimensional
C
Tabular
D
2 - D

Answer

Correct option: B.

Multi-dimensional

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MCQ 2861 Mark

Which brackets are used to specify the size of two dimensions row and column respectively ?

A
Parenthesis
B
Curly brackets
✓
Square brackets
D
Angular brackets

Answer

Correct option: C.

Square brackets

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MCQ 2871 Mark

How many pairs of square brackets are used to declare 2 -D array ?

A
1
B
4
C
3
✓
2

Answer

Correct option: D.

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MCQ 2881 Mark

In which form 2D arrays store tabular data ?

A
Vectors
✓
Rows and Columns
C
1 - D
D
All A, B & C

Answer

Correct option: B.

Rows and Columns

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MCQ 2891 Mark

Which method does element by element comparison in a serial fashion ?

A
Binary
B
Find
✓
Linear
D
Search

Answer

Correct option: C.

Linear

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MCQ 2901 Mark

Which of the following search is used to search an element in array by writing our own method?

✓
Linear
B
Binary
C
Sort
D
Find

Answer

Correct option: A.

Linear

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MCQ 2911 Mark

Which of the following arguments are required to fill partial array from element to (last-1) with specified value ?

A
Array, fill, start, last
✓
Array, start, last, value
C
Array, start, value, last
D
Array, value, start, last

Answer

Correct option: B.

Array, start, last, value

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MCQ 2921 Mark

How many arguments are required to fill array partially ?

A
1
B
2
C
3
✓
4

Answer

Correct option: D.

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MCQ 2931 Mark

Which arguments are required, when the "fill" method is invoked ?

A
Array, start
✓
Array, value
C
Array, last
D
Array, fill

Answer

Correct option: B.

Array, value

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MCQ 2941 Mark

How many arguments are required when the "fill" method is invoked ?

A
3
B
5
✓
2
D
1

Answer

Correct option: C.

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MCQ 2951 Mark

What is the range of elements for partial sort?

A
Start to last
✓
Start to (last - 1)
C
Start to end
D
End to start

Answer

Correct option: B.

Start to (last - 1)

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MCQ 2961 Mark

What is contained by array name?

✓
Reference to memory location
B
Constant value
C
Variable list
D
Method name

Answer

Correct option: A.

Reference to memory location

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MCQ 2971 Mark

Which three argument are required to sort array partially?

A
Array, 1, 2
✓
Array, start, last
C
Array, fill, value
D
Array, sort, value

Answer

Correct option: B.

Array, start, last

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MCQ 2981 Mark

With how many arguments array will sort partially ?

A
1
B
2
✓
3
D
4

Answer

Correct option: C.

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MCQ 2991 Mark

Which kind of sorting is done, when we use only array as an argument?

✓
Sort an entire array
B
Sort partial array
C
Sort particular fields
D
All A, B, C

Answer

Correct option: A.

Sort an entire array

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MCQ 3001 Mark

Which method is used to sort entire or a part of an array ?

A
Fill( )
B
Psort( )
C
Asort( )
✓
Sort( )

Answer

Correct option: D.

Sort( )

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