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

Why can templates only be implemented in the header file?

1066

Where do I find the current c or c++ standard documents?

1042

Where and why do I have to put the "template" and "typename" keywords?

993

When can I use a forward declaration?

1043

What should main() return in c and c++?

979

What is the difference between a definition and a declaration?

1017

What are move semantics?

1092

What is an undefined reference/unresolved external symbol error and how do I fix it?

1096

How do I tokenize a string in c++?

1037

How do I use arrays in c++?

962

What is the copy-and-swap idiom?

1061

What is split a string in c++?

1140

What is an undefined behavior and sequence points

966

What is this weird colon-member (" : ") syntax in the constructor?

980

What are the rules about using an underscore in a c++ identifier?

1107

Un-Answered Questions { C++ }

How many keywords are used in c++?

984

What is an advantage of polymorphism?

1038

What are classes oop?

982

What are two types of polymorphism?

1021

Explain how functions are classified in C++ ?

1186

What is prototype for that c string function?

1086

What is the disadvantage of using a macro?

1062

Write a Program to find the largest of 4 no using macros.

1042

What is long in c++?

1209

Write a program which uses functions like strcmp(), strcpy()? etc

1059

What is a dangling pointer in c++?

1096

Describe linkages and types of linkages?

952

What is the difference between reference and pointer?

1104

When is the destructor called?

986

How does the copy constructor differ from the assignment operator (=)?

1105

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