Question # 1

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

If it is required to copy an array to another array then.

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Both arrays must be of the same size and data type

Both arrays may be of different size

Both arrays may be of different data type

Both arrays may be of different size and type

Overloaded new operator function takes parameter of type size_t and returns

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void (nothing)

void pointer

object pointer

int pointer

Classes defined inside other classes are called ________ classes.

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looped

nested

overloaded

none of the given options

A Matrix can be composed of ints, floats or doubles as their elements. Best way is to handle this _______________

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Write a separate class to handle each

Use templates

Use strings to store all types

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

What is the sequence of event(s) when deallocating memory using delete operator?

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Only block of memory is deallocated for objects

Only destructor is called for objects

Memory is deallocated first before calling destructor

Destructor is called first before deallocating memory

A template function must have

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One or more than one arguments

Only one argument

Zero arguments

None of the given options

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] ;

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

If there is a symbol (& sign) used with the variable name followed by data type then it refers to _____ and if & is being used with variable name then it refers to _____.

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Address of variable, reference variable

Reference variable, value of variable

Reference variable, address of variable

Address of variable, value of variable

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