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

Write a C program to calculate the salary of each employee in your company. You need to input the hours worked and the hourly rate. The company pays 1.5 times the hourly rate for all hours worked in excess of 48 hours. Use the formulas below to calculate the salary: if employee worked less than 48 hours salary = hours * rate; if employee worked more than 48 hours salary = 48.0 * rate + ( hours − 48.0 ) * rate * 1.5; You are required to use a loop to produce the sample output as given below.

1 13088

There are 2 classes defined as below public class A { class B b; } public class B { class A a; } compiler gives error. How to fix it?

Microsoft,

3 7505

where is memory for struct allocated? where is memory for class-object allocated? I replied for struct in stack and for class-object in heap. THen he asked if class has struct member variable what happens.class on heap and what about struct in that class? couldnt ans :( :-?

Infosys, Microsoft,

2 10748

How connect plc and pc through software

2495

what is runtime polymorphism? For the 5 marks.

3 6102

What are the access specifiers avaible in c++?

4 7676

1. Define a class.

6 7595

2. Give the different notations for the class.\

2170

3. Differentiate verification and validation.

1 4685

4. What do you mean by a prototype? Define analysis prototype

1 4813

Hi friends I have experience of 6 months in website design and maintanence. Now i am looking for other IT jobs.. to switch platform. please post any interview you know in chennai.

2199

ambiguity regulation of multiple inheritance with example.

1 4264

write a c++ code of diagonal matrix.

2 25067

What is multiple inheritance?

TCS,

9 10748

What is function overloading?,describe it with the example.

5 7181

Un-Answered Questions { C++ }

Can you help me with this one? Make a program that when a user inputed a Product Name, it will display its price, and when the user inputed the quantity of the inputed product, it will show its total price. The output must be like this: Product Name: Price: Quantity: Total Price: ..this is the list of products to be inputed: Cellphone - 1500 Washing Machine - 5200 Television - 6000 Refrigirator - 8000 Oven - 2000 Computer - 11000 thanks..:D

3668

What is an overflow error?

1114

What does it mean to declare a destructor as static?

1089

What is encapsulation oop?

1050

What are the advantages of c++ over c?

1080

What is the importance of oop?

1101

What are the restrictions apply to constructors and destructors?

1087

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

1167

What should main() return in c and c++?

1029

How to implement is-a and has-a class relationships?

1039

Why would you use pointers in c++?

1159

Is c++ a low level language?

977

Can you be bale to identify between straight- through and cross- over cable wiring? And in what case do you use straight- through and cross-over?

1000

How do you answer polymorphism?

1071

What is difference between polymorphism and inheritance?

1094

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