Home » C++ » 100 MCQ on C++

100 MCQ on C++ Programming

Page 3 (41 - 60)

« 1 2 3 4 5 »

Question: 41

What is dangling pointer?

(A) A pointer pointing to NULL
(B) Pointer pointing to memory location which has been freed
(C) Pointer which is pointing to new location
(D) None of these

Compiler
Level: PractitionerCategory: pointers
[Posted by: Admin | Chicago, USA]

Question: 42

How many Access specifier are there in C++?

(A) 1
(B) 2
(C) 3
(D) 4

Compiler
Level: BeginnerCategory: inheritance
[Posted by: Admin | Chicago, USA]

Question: 43

Can this pointer point to another class?

(A) Yes
(B) No

Compiler
Level: PractitionerCategory: classesAndobjects
[Posted by: Admin | Chicago, USA]

Question: 44

What is VTable?

(A) It contains VPTR
(B) It contains address of Virtual function
(C) It cotains address of Object
(D) None of these

Compiler
Level: PractitionerCategory: vtable
[Posted by: Admin | Chicago, USA]

Question: 45

Can we overload Constructor?

(A) Yes
(B) No

Compiler
Level: ExpertCategory: classesAndobjects
[Posted by: Admin | Chicago, USA]

Question: 46

Can we reinitialize reference variable?

(A) Yes
(B) No

Compiler
Level: BeginnerCategory: datatype
[Posted by: Admin | Chicago, USA]

Question: 47

Can we create Nested classes in C++?

(A) Yes
(B) No

Compiler
Level: PractitionerCategory: classesAndobjects
[Posted by: Admin | Chicago, USA]

Question: 48

Can we create pointer to Abstract class?

(A) Yes
(B) No

Compiler
Level: PractitionerCategory: abstract_class
[Posted by: Admin | Chicago, USA]

Question: 49

Can we reference a pointer

(A) Yes
(B) No

Compiler
Level: BeginnerCategory: pointers
[Posted by: Admin | Chicago, USA]

Question: 50

Can we have Constructor in Abstract class?

(A) Yes
(B) No

Compiler
Level: PractitionerCategory: loops
[Posted by: Admin | Chicago, USA]

Question: 51

Is there any difference in below two statements?

int a = 10;
int a(10);

(A) Yes
(B) No

Compiler
Level: BeginnerCategory: datatype
[Posted by: Admin | Chicago, USA]

Question: 52

Can we create object of Abstract class?

(A) Yes
(B) No

Compiler
Level: PractitionerCategory: abstract_class
[Posted by: Admin | Chicago, USA]

Question: 53

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

Compiler
Level: PractitionerCategory: function
[Posted by: Admin | Chicago, USA]

Question: 54

Is it good idea to return an address or a reference of a local variable?

(A) Yes
(B) No

Compiler
Level: BeginnerCategory: function
[Posted by: Admin | Chicago, USA]

Question: 55

Is const better than #define?

(A) Yes
(B) No

Compiler
Level: BeginnerCategory: datatype
[Posted by: Admin | Chicago, USA]

Question: 56

Which of the following is Memory Leak detection tool?

(A) GC++
(B) KDevelop
(C) GIT
(D) Valgrind

Compiler
Level: ExpertCategory: new_delete
[Posted by: Admin | Chicago, USA]

Question: 57

Exceptions are Caught at ?

(A) Compilation Time
(B) Run Time
(C) Linking Time
(D) No

Compiler
Level: ExpertCategory: loops
[Posted by: Admin | Chicago, USA]

Question: 58

Can we create array of reference?

(A) Yes
(B) No

Compiler
Level: PractitionerCategory: other
[Posted by: Admin | Chicago, USA]

Question: 59

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

Compiler
Level: PractitionerCategory: datatype
[Posted by: Admin | Chicago, USA]

Question: 60

Can we create our own workspace?

(A) Yes
(B) No

Compiler
Level: PractitionerCategory: datatype
[Posted by: Admin | Chicago, USA]

« 1 2 3 4 5 »

Home » C++ » 100 MCQ on C++

100 MCQ on C++ Programming

Browse C++ Categories

MCQs

Problems

Projects

Compiler

Online Test