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 112518

What and all can a compiler provides by default?

Accenture, HP,

3 16815

What are the different operators in C++?

HP,

3 14752

What is the difference between method and message?

HP,

5 58994

What is difference between initialization and assignment?

HCL, HP, Infosys,

12 67143

when can we use copy constructor?

HP,

6 17938

Describe functional overloading?

HP,

6 13319

Difference between Overloading and Overriding?

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

35 207194

Difference between Operator overloading and Functional overloading?

HP,

10 54967

What is virtual constructor paradigm?

HCL, HP,

5 16995

when can we use virtual destructor?

HCL, HP, Virage Logic,

7 28321

What is the difference between Class and Structure?

HP, IBM, Samsung, TCS,

40 231411

What is size of null class?

HP,

6 18120

Is structure can be inherited?

HP, ST Micro,

5 17834

How the V-Table mechanism works?

HP,

6 23604

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Un-Answered Questions { C++ General }

What are stacks?

1066

How do you clear a map in c++?

1129

What is prototype for that c string function?

1145

What is istream c++?

1201

Define copy constructor.

1120

What is a flag in c++?

1063

Perform addition, multiplication, subtraction of 2-D array using Operator Overloading.

3882

Am pass the 10000 records to target in target I will take commit interval 15000 when I was stop the work flow what will happened

1563

Are vectors faster than arrays?

1007

What is the difference between a pointer and a link in c ++?

1057

Write about the use of the virtual destructor?

1009

Which one between if-else and switch is more efficient?

1076

Is c++ pass by reference or value?

1078

When does a name clash occur in c++?

1173

What is name hiding in c++?

1158

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