Question # 1

When we use manipulators in our program then which header file should be included?

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iostream.h

stdlib.h

stdio.h

iomanip.h

The object _______________may be used both for file input and file output.

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fstream

ifstream

ofstream

none of the given options

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

If overloaded plus operator is implemented as non-member function then which of the following statement will be true for the statement given below?obj3 = obj1 + obj2 ;

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obj2 will be passed as an argument to + operator whereas obj2 willdrive the + operator

obj1 will drive the + operator whereas obj2 will be passed as an argument to + operator

Both objects (obj1, obj2) will be passed as arguments to the + operator (not sure)

Any of the objects (obj1, obj2) can drive the + operator

Which one of the following is the declaration of overloaded pre-increment operator implemented as member function?

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Class-name operator +()

Class-name operator +(int)

Class-name operator ++() ;

Class-name operator ++(int) ;

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

The default value of a parameter can be provided inside the ________________

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function prototype

function definition

both function prototype or function definition

none of the given options

Array is a data structure which store

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Memory addresses

Variables

Data Type

Data

For cin, the source is normally a ________ and destination can be.

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File,native data type

Disk, user-define type

Keyboard, variable

File, user-define type

Friend functions are _____ of a class

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Member functions

Public member functions

Private member functions

Non-member functions

The normal source of cin object is

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File

Disk

Keyboard

RAM

_______ is used to trace the logic of the program and correct the logical errors.

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Compiler

Editor

Linker

Debugger

Which of the following is NOT a preprocessor directive?

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#error

#define

#line

#ndefine

The stream objects cin and cout are included in which header file?

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iostream.h

fstream.h

istream.h

ostream.h

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 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

Pointer is a variable which store

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Data

Memory Address

Data Type

Values

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

Unary operator implemented as member function takes ____ arguments whereas non-member function takes _____ arguments.

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One, zero

Zero, one

One, two

Two, one

New operator is used to allocate memory from the free store during

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Compile Time

Run Time

Link Time

None of the given options

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