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

C++ General Interview Questions

Questions Answers Views Company eMail

write the programme that convert a interger to biniry number

Amazon,

1 2869

difference between macro and function?

3 6952

Can we remove an element in a single linked list without traversing? Lets suppose the link list is like this 1 2 3 4 5 6 We need to remove 4 from this list (without traversing from beginning) and the final link list shud be 1 2 3 5 6 only thing we know is the pointer to element "4". How can we remove "4" and link "3" to "5"?

CSC,

6 8575

Under what conditions is multiple inheritance not recommended?

1 5513

diff between pointer and reference in c++?

1 4944

How size of a class can be calulated?

2 4751

What is optimization in c++? when using volatile.optimization is not possible..what does this mean?

1 3986

how is returning structurs from functions?Show an eg?

GE,

1 4601

What is the difference in size of this two clasees? Class A { int a; char c; float f; } Class B { float f; char c; int a; }

4 5905

Is there a datatype string in c++?How is the memory allocation?

3 4997

Difference between linked list and array?

3 6442

What is the difference between Char a[ ]=”string” and char *a=”String”

Adobe,

11 18314

what are prototypes

Infosys, TCS,

4 7339

Why can you not make a constructor as const?

3 6533

what is polymorphism?

Accenture,

14 17870

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Un-Answered Questions { C++ General }

Why do we use string in c++?

895

What are stacks?

1016

What is using namespace std in cpp?

1087

What is the best c++ compiler for windows 10?

1003

Do vectors start at 0 c++?

990

What are containers in c++?

952

What is the use of endl in c++?

982

Why do we learn c++?

917

What it is and how it might be called (2 methods).

1117

What is c++ good for?

1016

What is c++ code?

1078

Is ca high or low level language?

1034

Why c++ does not have finally?

1033

What does the ios::ate argument do?

1136

how to explain our contribution in the project?

3647

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