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

C++ General Interview Questions

Questions Answers Views Company eMail

Evaulate: 22%5 a) 2 b) 4 c) 0

1139

What data structure is fastest, on average, for retrieving data: a) Binary Tree b) Hash Table c) Stack

1125

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

1205

Is C++ case sensitive a) False b) Depends on implementation c) True

1131

What is the equivalent of Pascal's Real a) unsigned int b) float c) char

1057

What doescout<<(0==0) print out a) 0 b) 1 c) Compiler error: Lvalue required

1017

If all is successful, what should main return a) 0 b) 1 c) void

1071

C is to C++ as 1 is to a) What the heck b) 2 c) 10

1112

Which sort is best for the set: 1 2 3 5 4 a) Quick Sort b) Bubble Sort c) Merge Sort

1100

What does the following code do: int c=0; cout< a) Undefined *Updated* b) 01 c) 00

1123

What is the maximum value of a unsigned char a) 255 b) 256 c) 128

1119

In int main(int argc, char *argv[]) what is argv[0] a) The first argument passed into the program b) The program name c) You can't define main like that

1158

In which header file does one find isalpha() a) conio.h b) stdio.h c) ctype.h

1258

Which is not a valid keyword a) public b) protected c) guarded

1305

What is the correct syntax for inheritance a) class aclass : public superclass b) class aclass inherit superclass c) class aclass <-superclass

1246

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Un-Answered Questions { C++ General }

What are keywords in c++?

1154

Define macro.

1134

By using c++ with an example describe linked list?

1075

What is class invariant in c++?

1277

program explaining feautures of c++

2492

List the special characteristics of constructor.

1219

Which function cannot be overloaded c++?

1163

How the virtual functions maintain the call up?

1283

Array base access faster or pointer base access is faster?

2357

What is the difference between method overloading and method overriding in c++?

1205

What are the effects after calling the delete this operator ?

1106

what is the use of void main() in C++ language?

1167

Name the debugging methods that are used to solve problems?

1141

What are function prototypes?

1292

Can a class be static in c++?

1144

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