Solution to 18CS45 OOC Module 4 Question Bank

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Solution to 18CS45 OOC Module 4 Solved Question Bank

Here you can find the solution to the 18CS45 OOC Module 4 Question Bank.

1. Define package. What are the steps involved in creating a user-defined package with an example? July 2017, Marks 5.

2. Explain packages in Java with an example. July 2019, Marks 8

3. Describe the various levels of access protection available and their implications. Jan 2018, 2019, Marks  8.

4. Write a Java program to define an interface called Area which contains a  method called Compute() and calculate areas of the rectangle(I*b) and triangle(1/2*b*h) using classes Rectangle and Triangle.  July-18, Marks 8 – V

5. Briefly explain the role of the interface while implementing the multiple inheritances. July 2017, Marks 6 – V

6. What is Thread? Explain two ways of creation of thread. Jan.-18, Marks 5

Solution: 1. By Extending Threads Class and 2. By Implementing Runnable Interface -V

7. Elucidate the two ways of making a class threadable, with examples. July 18, Marks 8

Solution: 1. By Extending Threads Class and 2. By Implementing Runnable Interface -V

8. What is the thread? Explain two ways of creating a thread in JAVA with an example. Jan.-19, Marks 8

Solution: 1. By Extending Threads Class and 2. By Implementing Runnable Interface – V

9. Explain the concepts of multithreading in Java. Explain the two ways of making class threadable with examples. July-19, Marks 10

Solution: 1. Multithreading By Extending Threads Class and 2. Multithreading By Implementing Runnable Interface – V

10. How synchronization can be achieved for threads in Java? Explain with syntax. July-17, Marks 6 – V

11. Discuss briefly Synchronization in Java (2). July 18, Marks 2 – V

12. Write an example Program for implementing static synchronization in Java. July 18, Marks 6

13. What is the need for synchronization? Explain with an example how synchronization is implemented in JAVA. Jan.-19, Marks 8 )- V

14. What is synchronization? When do we use it? Jan.-18, Marks 5 – V

15. Interfaces in Java Difference between Class and Interface Extend Interface Implement Interface -V

16. Explain the role of synchronization with the Bounded buffer problem.

17. What are the differences between suspending and stopping the threads? July-17, Marks 5

18. Define the concept of multithreading in Java and explain the different phases in the life cycle of a thread, with a neat sketch. July-18, Marks 8

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18CS45 Object-Oriented Concepts Notes

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