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

C++ General Interview Questions

Questions Answers Views Company eMail

How would you implement a substr() function that extracts a sub string from a given string?

1105

How much maximum can you allocate in a single call to malloc()?

1153

How do you declare A pointer to a function which receives nothing and returns nothing

1301

What is the difference between an enumeration and a set of pre-processor # defines?

1452

What are the advantages of using typedef in a program?

1182

Can a Structure contain a Pointer to itself?

1204

Can you use the function fprintf() to display the output on the screen?

1294

Where Malloc(), Calloc(), and realloc() does get memory?

1102

In c++, what is the difference between method overloading and method overriding?

1193

Differentiate between a template class and class template in c++?

1139

What is an adaptor class or wrapper class in c++?

1327

What is a node class in c++?

1114

What is an accessor in c++?

1115

What is an orthogonal base class in c++?

1212

What is polymorphism in c++? Explain with an example?

1102

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Un-Answered Questions { C++ General }

What is ostream in c++?

1065

Write my own zero-argument manipulator that should work same as hex?

1099

What is abstract class in c++?

1135

How can I disable the "echo" feature?

1233

What is a null object in c++?

1309

What is the difference between global variables and static varables?

1186

Can we define function inside main in c++?

1071

What function initalizes variables in a class: a) Destructor b) Constitutor c) Constructor

1205

What does floor mean in c++?

1113

What does int * mean in c++?

1278

Can we use this pointer in a class specific, operator-overloading function for new operator?

1148

Is there any function that can skip certain number of characters present in the input stream?

1126

What are guid? Why does com need guids?

1114

What is linked list in c++?

1176

Write some differences between an external iterator and an internal iterator?

1084

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