Question # 1

C is widely known as development language of _______ operating system.

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Linux

Windows

Unix

Mac OS

Like member functions, ______ can also access the private data members of a class.

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Non-member functions

Friend functions

Any function outside class

None of the given options

Which character is inserted at the end of string to indicate the end of string?

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new line

tab

null

carriage return

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

To include code from the library in the program, such as iostream, a directive would be called up using this command.

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#include “iostream.h”

include <iostream.h>

#include <iostream.h>

While calling function, the arguments are assigned to the parameters from _____________.

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left to right

right to left

no specific order is followed

none of the given options

When we define an array of objects then

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Destructor will call once for whole array

Destructor will call for each object of the array

Destructor will never call

Depends on the size of array

Overloaded new operator function takes parameter of type size_t and returns

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void (nothing)

void pointer

object pointer

int pointer

What does STL stand for?

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Source template library

Standard template library

Stream template library

Standard temporary library

What will be the correct syntax to assign an array named arr of 5 elements to a pointer ptr?

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*ptr = arr ;

ptr = arr ;

*ptr = arr[5] ;

ptr = arr[5] ;

When an operator function is defined as member function for a binary Plus (+) operator then the number of argument it take is/are

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Zero

One

Two

N arguments

Which of the following function calling mechanism is true for the function prototype given below?

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Call by value

Call by reference using pointer

Call by reference using reference variable

None of the given options

The stream insertion and stream extraction operators are already overloaded for ______.

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User-defined data types

Built-in data types http://www.sstutor.com/cpp/stream1.htm

User-defined and built-in data types

None of the given options

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

The first parameter of operator function for << operator,

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Must be passed by value

Must be passed by reference

Can be passed by value or reference

Must be object of class

Default mechanism of function calling in case of array is _____ and in case of variable is ___.

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Call by value, call by reference

Call by referene, call by reference

Call by reference, call by value

Call by value, call by value

New operator allocates memory from free store and return.

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A pointer

A reference

An integer

A float

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

Is used for ___________.

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calculation

reading

assigning value to variables

None of the given options.

When an operator function is defined as member function for a binary Plus (+) operator then the number of argument it take is/are.

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Zero

One

Two

N arguments

Assignment operator is -------------------------associative.

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right

left

binary

unary

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