C++ Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

STL (140)
OOPS (873)
C++ General (2409)

C++ Interview Questions

Questions Answers Views Company eMail

What is Copy Constructor?

ABC, Siemens,

5 33249

What is an abstract class?

Siemens,

6 13539

What is the difference between creating an object, using 'new' and using 'malloc'?

HFG, Siemens,

3 13809

What is a virtual base class?

Fidelity, Siemens,

6 25891

What is OOPS and How it is different from Procedural Programming ?

HP, Infosys, Thyrocare,

23 75677

Difference between Top down and bottom up approaches for a given project ?

BSNL, CSC, HCL, HP, IIT, Infosys, Siemens,

14 112421

What and all can a compiler provides by default?

Accenture, HP,

3 16778

What are the different operators in C++?

HP,

3 14717

What is the difference between method and message?

HP,

5 58932

What is difference between initialization and assignment?

HCL, HP, Infosys,

12 67010

when can we use copy constructor?

HP,

6 17867

Describe functional overloading?

HP,

6 13256

Difference between Overloading and Overriding?

Appnetix Techno, GameLoft, HP, IBM, NIIT, Rohde and Schwarz,

35 206945

Difference between Operator overloading and Functional overloading?

HP,

10 54861

What is virtual constructor paradigm?

HCL, HP,

5 16937

Un-Answered Questions { C++ }

Can you pass an array to a function in c++?

998

Is there a c++ certification?

1055

What is the difference between malloc, calloc and realloc?

1031

What is general form of pure virtual function? Explain?

992

What is inheritance in simple words?

1051

What does it mean to declare a function or variable as static?

1000

Is map thread safe c++?

1074

How many static variables are created if you put one static member into a template class definition?

1035

How do I tokenize a string in c++?

1085

What are the uses of c++ in the real world?

1028

write a porgram in c++ that reads an integer and print the biggest digit in the number

2250

What is the difference between global variables and static varables?

1131

List the types of polymorphism in c++?

1100

What is abstraction in oop with example?

1115

What is the difference between the indirection operator and the address of oper-ator?

1106

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