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 about all the implicit member functions of a class?

1059

Why is that unsafe to deal locate the memory using free( ) if it has been allocated using new?

1076

How can you say that a template is better than a base class?

1072

Explain the term memory alignment?

1232

Carry out conversion of one object of user-defined type to another?

1046

Define what is constructor?

1058

What is an html tag?

1145

How do you traverse a btree in backward in-order?

1033

Explain the concept of memory leak?

1102

How do you decide which integer type to use?

1006

Can the operator == be overloaded for comparing two arrays consisting of characters by using string comparison?

1077

How does list r; differs from list r();?

1150

Describe the process of creation and destruction of a derived class object?

1114

When the constructor of a base class calls a virtual function, why doesn't the override function of the derived class gets called?

1093

What is a dangling pointer in c++?

1134

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Un-Answered Questions { C++ General }

Why can templates only be implemented in the header file?

1102

Will a C compiler always compile C++ code a) Yes b) No c) Only optimized compilers

1050

What is the use of endl?

984

Array base access faster or pointer base access is faster?

2302

What are the storage qualifiers?

1161

Why c++ is not a pure oop language?

1039

What are arithmetic operators?

994

Will rust take over c++?

1055

How is c++ different from java?

1038

Can we declare a base-class destructor as virtual?

1007

List different attributes in C++?

1090

What is the use of data hiding?

1016

What is binary search in c++?

1028

Is map ordered c++?

1090

What is the use of cmath in c++?

1062

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