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

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

1047

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

1107

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

1236

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

1391

What are the advantages of using typedef in a program?

1142

Can a Structure contain a Pointer to itself?

1142

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

1247

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

1056

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

1147

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

1101

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

1234

What is a node class in c++?

1073

What is an accessor in c++?

1077

What is an orthogonal base class in c++?

1162

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

1035

Un-Answered Questions { C++ }

What does sksksk mean in text slang?

2123

What are the advantages of using typedef in a program?

1142

Why c++ is created?

1006

Consider the following C++ program

755

What is while loops?

1052

Describe public access specifiers?

1111

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

1035

How do you remove an element from a set in c++?

1091

Explain the static member function.

1188

Write a single instruction that will store an EVEN random integer between 54 and 212 inclusive in the variable myran. (NOTE only generate EVEN random numbers)

1950

What is a terminating character in c++?

1395

write a code for this. serial_number contained in the header of the file will be read , if this serial number is less than a previous serial number within a successfully processed file, or is the same as another serial number within a successfully processed file, or if the field contains anything other than 7 digits, then the file must error with the reason ‘Invalid SERIAL_NUMBER’.

2275

what is Loop function? What are different types of Loops?

1231

What is an accessor in c++?

1077

Why do we use double in c++?

1073

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