Interview Questions and Answers for 'Hughes systique' | Search Interview Question

Interview Questions and Answers for 'Hughes systique' - 6 question(s) found - Order By Newest

Q1. Explain OOPs

or

Explain OOPs Principles

or

Explain OOPs Concepts

or

Explain OOPs features

or

Tell me something about OOPs

Core Java

Ans. OOPs or Object Oriented Programming is a Programming model which is organized around Objects instead of processes. Instead of a process calling series of processes, this model stresses on communication between objects. Objects that all self sustained, provide security by encapsulating it's members and providing abstracted interfaces over the functions it performs. OOP's facilitate the following features

1. Inheritance for Code Reuse
2. Abstraction for modularity, maintenance and agility
3. Encapsulation for security and protection
4. Polymorphism for flexibility and interfacing

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Q2. Write a program to print fibonacci series.

Core Java

Ans. int count = 15;
int[] fibonacci = new int[count];
fibonacci[0] = 0;
fibonacci[1] = 1;
for(int x=2; x < count; x++){
fibonacci[x] = fibonacci[x-1] + fibonacci[x-2];
}

for(int x=0; x< count; x++){
System.out.print(fibonacci[x] + " ");
}

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Q3. Difference between emulator and simulator.

Testing

^{This question was recently asked at 'Hughes Systique'.This question is still unanswered. Can you please provide an answer.}

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Q4. What is Overriding ?

Core Java

Ans. Overriding refers to the Methods with same name and parameters, such that the later over rides the former method.

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Q5. What is abstraction ?

Core Java

Ans. The process of hiding the implementation details from the user and providing only functionality.

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Q6. Difference between final and finally

Core Java

Ans. final can be used for variables , methods and class. A final variable cannot be changed , a final method cannot be overridden , a final class cannot be inherited.

Finally is a block which is used after Try and catch, a finally block is always executed.

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