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

C++ General Interview Questions

Questions Answers Views Company eMail

Will the inline function be compiled as the inline function always? Justify.

1 1910

Define a way other than using the keyword inline to make a function inline?

1 1557

How can a '::' operator be used as unary operator?

1 1414

Can a constructor throw a exception? How to handle the error when the constructor fails?

1 1630

What are the debugging methods you use when came across a problem?

1 1594

What is the difference between new/delete and malloc/free?

1 1517

What happens when a function throws an exception that was not specified by an exception specification for this function?

1 1519

Can you think of a situation where your program would crash without reaching the breakball, which you set at the beginning of main()?

1 1645

Is there any problem with the following: char *a=NULL; char& p = *a;?

1 1512

Is there anything you can do in C++ that you cannot do in C?

1 1743

What is the difference between public, private, and protected access?

1065

What is the difference between a baller and a reference in C++?

1118

Explain one method to process an entire string as one unit?

1581

How would you use qsort() function to sort an array of structures?

1119

What are the advantages of using pointers in a program?

1136

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Un-Answered Questions { C++ General }

What are features of c++?

1170

What is the most powerful coding language?

1056

What is virtual table?

1113

write asingle linked list which read from two list & the do the following 1 sort the prime & nonprime num (prime should be less tn nonprime) 2 each node has a prime num followd by nonprime 3 add a new node into its sutable plce 4 erase the most three duplicated non prime num 5 find the least duplicated prime num

2631

What is the default width for ouputting a long integer using the insertion operator?

1232

What are shallow and deep copies?

1111

Is map sorted c++?

999

Why Pointers are not used in C++?

1074

What is ostream in c++?

1009

What is a .h file c++?

1040

What is the most common mistake on c++ and oo projects?

974

Why would you use pointers in c++?

1148

What is array give example?

1049

Array base access faster or pointer base access is faster?

2301

What is the use of pointer in c++ with example?

1040

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