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

C++ General Interview Questions

Questions Answers Views Company eMail

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

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

14 111886

What and all can a compiler provides by default?

Accenture, HP,

3 16627

What are the different operators in C++?

HP,

3 14604

What is the difference between method and message?

HP,

5 58716

What is difference between initialization and assignment?

HCL, HP, Infosys,

12 66560

when can we use copy constructor?

HP,

6 17658

Describe functional overloading?

HP,

6 13023

Difference between Overloading and Overriding?

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

35 205980

Difference between Operator overloading and Functional overloading?

HP,

10 54487

What is virtual constructor paradigm?

HCL, HP,

5 16736

when can we use virtual destructor?

HCL, HP, Virage Logic,

7 28036

What is the difference between Class and Structure?

HP, IBM, Samsung, TCS,

40 229889

What is size of null class?

HP,

6 17847

Is structure can be inherited?

HP, ST Micro,

5 17623

How the V-Table mechanism works?

HP,

6 23355

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Un-Answered Questions { C++ General }

Explain the concept of dynamic allocation of memory?

1057

Is c++ a dying language?

1111

When should we use container classes instead of arrays?

979

What is c++ & why it is used?

1037

Can comments be nested?

992

What do you understand by zombie objects in c++?

1050

What are files in c++?

988

Write a struct time where integer m, h, s are its members?

921

What are the 3 levels of programming languages?

998

What is size_type?

984

What is null c++?

1078

What are smart pointers?

2186

Can we make copy constructor private in c++?

1019

What is the main purpose of c++?

1020

Can a constructor be private?

1028

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