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?

1150

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

1140

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

1104

When can I use a forward declaration?

1147

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

1079

What is the difference between a definition and a declaration?

1122

What are move semantics?

1234

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

1172

How do I tokenize a string in c++?

1149

How do I use arrays in c++?

1064

What is the copy-and-swap idiom?

1174

What is split a string in c++?

1252

What is an undefined behavior and sequence points

1060

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

1079

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

1262

Un-Answered Questions { C++ }

Can you please explain the difference between using macro and inline functions?

1099

What are dynamic type checking?

1101

What are 2 ways of exporting a function from a dll?

1284

What are guid? Why does com need guids?

1121

Reads in the size of a square from the screen; 2. Prints a hollow square of that size out of “-“, “|” and blanks on screen; 3. Prints the same hollow square onto a text file. Your program should work for squares of all side sizes between 1 and 20. --- │ │ │ │ │ │ ---

2163

Explain stack & heap objects?

1102

What is pure virtual function?

1110

Why do we use oops?

1073

What is c++ course?

1105

What is constructor overloading in oop?

1187

What is &x in c++?

1051

Does c++ cost money?

1059

What is polymorphism what are the different types of polymorphism?

1070

Discuss about iteration statements in C++ .

1004

Difference between class and structure.

1227

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