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 can we read/write Structures from/to data files?

1125

How do you print a string on the printer?

1038

How are Structure passing and returning implemented by the compiler?

1131

What are register variables?

1144

Write a program to concatenate two strings.

1092

Which function should be used to free the memory allocated by calloc()?

1023

Write a program which uses Command Line Arguments

1179

Write a program to find the Factorial of a number

1058

Difference between strdup and strcpy?

1205

Which bit wise operator is suitable for checking whether a particular bit is on or off?

1025

Out of fgets() and gets() which function is safe to use and why?

1184

Which bit wise operator is suitable for turning off a particular bit in a number?

1111

Describe about storage allocation and scope of global, extern, static, local and register variables?

1255

Can there be at least some solution to determine the number of arguments passed to a variable argument list function?

999

How do you declare A pointer to function which receives an int pointer and returns a float pointer

1206

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Un-Answered Questions { C++ General }

Difference between inline functions and macros?

1039

What are mutator methods in c++?

1162

What is the purpose of templates in c++?

1036

what is the difference between overloading & overriding? give example.

1181

What is null and void pointer?

1055

Where are setjmp and longjmp used in c++?

1115

How do you flush a buffer in c++?

1095

What is data structure in c++?

1142

Explain how overloading takes place in c++?

1042

What is atoi?

967

What is the full name of logo?

1118

How the virtual functions maintain the call up?

1167

When to use “const” reference arguments in a function?

1069

What is the use of endl in c++ give an example?

1162

What is c++ in english?

1067

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