Download PTU B-Tech CSE-IT 2020 Dec 5th Sem 70595 Programming In Java Question Paper

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Roll No. || [T T T TTTT] Total No. of Pages : 02

Total No. of Questions : 18

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B.Tech. (IT) (2012 to 2017) (Sem.-5)

PROGRAMMING IN JAVA

Subject Code : BTIT-502

M.Code : 70595

Time : 3 Hrs. Max. Marks : 60

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INSTRUCTION TO CANDIDATES :

1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks each.
2. SECTION-B contains FIVE questions carrying FIVE marks each and students have to attempt any FOUR questions.
3. SECTION-C contains THREE questions carrying TEN marks each and students have to attempt any TWO questions.

SECTION-A

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Answer briefly :

1. Why Java is called platform independent language?
2. What is abstract class?
3. What is a reference variable in java?
4. What is the purpose of garbage collector in java?

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5. What is the need of super keyword?
6. What is run time exception? Give example.
7. What is the difference between process and a thread in java?
8. What is JDBC?
9. Define server socket.

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10. What are command line arguments in java?

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SECTION-B

11. Write a program in java to print first five elements of a Fibonacci series using for loop.
12. What is multithreading? How java implements its thread model?

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13. Write a program in java to copy the string from one file into another file.
14. Explain briefly about the access modifiers in java and their usage.
15. Write a program to demonstrate the different types of inheritance in java.

SECTION-C

16. What is exception handling? Discuss different types of exceptions and Write a java program to illustrate the use of try and multi-catch statement.

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17. What are different types of operators used in java? Write a program in java to demonstrate the concept operator precedence.
18. a) Write a short note on :
    1. Applet
    2. Importing of package
    3. “this” keyword
    b) Write a short note on :
    1. Method overloading

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    2. Finalize method
    3. Type casting

NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any page of Answer Sheet will lead to UMC against the Student.

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