Debugging

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The explicit keyword is an optional decoration for the constructors that takes exactly_____argument.

A. No argument

B. Two

C. Three

D. One

A class can contain objects of other classes and this phenomenon is called_________ .

A. Relationship

B. Object Association

C. Containership

D. None of these

If a class contains pure virtual function, then it is termed as____________________ .

A. Virtual class

B. Sealed class

C. Pure Local class

D. Abstract Class

If inner catch handler is not able to handle the exception then__________ .

A. Compiler will look for outer try handler

B. Program terminates abnormally

C. Compiler will check for appropriate catch handler of outer try block

D. None of these

Generic catch handler is represented by ______________ .

A. catch(..,)

B. catch(---)

C. catch(…)

D. catch( void x)

Which one is suitable syntax for function template?

A. template< class T> return_type Function_Name(parameters)

B. template< typename T> return_type Function_Name(parameters)

C. Both a and b

D. None of these

While overloading binary operators using member function, it requires ___ argument/s.

A. Zero

B. One

C. Two

D. Three

If abstract class is inherited by derived class, then_______________ .

A. Derived class should provide definition for all the pure virtual functions

B. Derived class also become abstract if fails to implement pure virtual functions

C. Objects of derived class can’t be created if it fails to implement pure virtual functions

D. All of these

_________________are used for generic programming.

A. Inheritance

B. Virtual Functions

C. Templates

D. None of these

Is there any difference in below two statements?

int a = 10;

int a(10);

A. Yes

B. No

How to stop Name Mangling in C++?

A. It is not possible

B. It is possible only with C code

C. By using extern "C" keyword

D. By Converting C++ code to C

Which of the following is Memory Leak detection tool?

A. GC++

B. KDevelop

C. GIT

D. Valgrind

Exceptions are Caught at ?

A. Compilation Time

B. Run Time

C. Linking Time

D. No

When can we have two classes with same name?

A. We cant have

B. In different work space

C. Can have but in different file

D. We can have in any scenario

What is abstract class?

A. A class with abstract keyword

B. A class with no functions in it

C. A class with atleast one pure virtual function

D. Empty Class

How many object can be created of a Class in C++?

A. 1

B. 5

C. There is no limit

D. 256

When Virtual Table is created?

A. Every Class has VTable

B. Class inherited from other Class

C. When a Class Overrides the function of Base class

D. Class has atleast one Virtual Function

#include using namespace std;

int main()

{

cout<<-1-1-1;

return 0;

}

A. Compilation Error

B. 0

C. 3

D. -3

class Mycpp ;

int main()

{

Mycpp obj;

return 0;

}

Compilation Error - Constructor Missing

Nothing would be printed

Undefined

In constructor

What is the output of the following program?

#include using namespace std;

main()

{

int a[] = {1, 2}, *p = a;

cout<<p[1];

}

A. 1

B. 2

C. Compile error

D. Runtime error

What is the output of the following program?

#include using namespace std;

main()

{

constint a = 5;

a++;

cout<<a;

}

A. 5

B. 6

C. Runtime error

D. Compile error

What is size of void in C++?

A. 2 Bytes

B. 4 Bytes

C. Undefined

d. 0

Which operator has highest precedence in * / % ?

A. *

B. /

C. %

D. All have same precedence

How to access and edit data in data file handling using structures

A. read()

B. write()

C. both A and B

D. Without read()

Can we typecast void * into int *?

A. Yes

B. No

C. Undefined

D. Depends on Compiler

Which operator has more precedance in below list?

A. +

B. -

C. ++

D. *

What is size of int data type in cpp?

A. 2 Bytes

B. 4 Bytes

C. 1 Byte

D. Depends on Compiler

Debugging

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