Question # 1

Array is a data structure which store

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Memory addresses

Variables

Data Type

Data

width() is member function of _____________.

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cin object

cout object

Both cin and cout object

None of the given option

Which of the following function call is correct for the function prototype? defaultParameters ( int a, int b = 7, char z = ‘*’ );

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defaultParameters (5);

defaultParameters (5, ‘8’);

defaultParameters (6, ‘#’);

defaultParameters (0, 0, ‘*’, 0);

What will be the correct syntax to declare two-dimensional array of float data type?

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float arr{2}{2} ;

float arr[2][2] ;

float arr[2,2] ;

float[2][2] arr ;

Skill(s) that is/are needed by programmer’s _______________________.

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Paying attention to detail

Think about the reusability

Think about user interface

All of the given options

new and delete are _____ whereas malloc and free are _____.

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Functions, operators

Classes, operators

Operators, functions

Operators, classes

For which array, the size of the array should be one more than the number of elements in an array?

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int

double

float

char

What does STL stand for?

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Source template library

Standard template library

Stream template library

Standard temporary library

If we define an identifier with the statement #define PI 3.1415926 then during the execution of the program the value of PI __________.

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can not be replaced

None of the given options

Remain constant

can be changed by some operation

The first parameter of overloaded stream insertion operator is _________ where second parameter is _______ .

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input stream, object of class

object of class, output stream

output stream, object of class

object of class, input stream

Which of the following function do NOT initialize the chunk of memory to all zero?

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calloc() function

Both malloc() and calloc()

None of the above

malloc() function

Which of the following statement is best regarding declaration of friend function?

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Friend function must be declared after public keyword

Friend function must be declared after private keyword

Friend function must be declared at the top within class definition

It can be declared anywhere in class as these are not affected by the public and private keywords

Disks are _______________ devices having access time of _________ milliseconds

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Electro-physical, 6

Electro-Mechanical, 4

Electro-physical, 5

Electro-Mechanical, 7

The prototype of friend functions must be written ____ the class and its definition must be written ____.

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inside, inside the class

inside, outside the class

outside, inside the class

outside, outside the class

New and Delete are also used with ___________ and data types as well.

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Class, Objects

Structures, Pointers

Both Class and structures

None of above

The function free() returns back the allocated memory got thorough calloc andmalloc to _____.

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stack

heap

stack and heap

None of the given options

When an array is passed to a function then default way of passing this array is

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By data

By reference

By value

By data type

Which situation would require the use of a non-member overloaded operator?

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The overloaded operator is an Assignment operator

The left most operand is an object of a class

The left operand is built-in data type

The operator returns a reference

Which of the following function(s) is/are included in ctype.h header file?

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isdigit(int c)

isxdigit(int c )

tolower(int c)

All of the above

The code is written to __________ the program.

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implement

design

analysis

none of the given options

"setprecision" manipulator will set.

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The number of digits after the decimal point.

The number of digits before the decimal point

The number of digits in a number

None of the given options

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