This download link is referred from the post: PTU MCA Last 10 Years 2011-2021 Previous Question Papers|| Punjab Technical University
Roll No.
Total No. of Pages : 02
Total No. of Questions : 09
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MCA (2014 Batch) (Sem.-3)
JAVA PROGRAMMING
Subject Code : MCA-304
M.Code: 70775
Time: 3 Hrs.
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Max. Marks : 100
INSTRUCTION TO CANDIDATES :
- SECTIONS-A, B, C & D contains TWO questions each carrying TWENTY marks each and students has to attempt any ONE question from each SECTION.
- SECTION-E is COMPULSORY consisting of TEN questions carrying TWENTY marks in all.
- Use of non-programmable scientific calculator is allowed.
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SECTION-A
- Discuss the various features of Java. How Java is different from C/C++?
- Write various steps to develop, compile and run Java program by taking a suitable example.
SECTION-B
- How one can implement multiple inheritance in Java? State and prove your answer by giving example.
- What are the various techniques to handle Exception in Java? Explain with the help of program example.
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SECTION-C
- What are applets? How one can use an applet in java program? Give example.
- Write notes on the following :
- Event Handling
- JDBC
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SECTION-D
- Explain with the help of suitable diagram for Servlet's life cycle.
- Differentiate between TCP & UDP sockets. Also explain the various methods associated with TCP & UDP.
SECTION-E
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- Write briefly :
- Enlist Java tokens.
- Define Access specifiers.
- What is Auto boxing & unboxing in Java?
- How Garbage collection is done in java?
- Write about String buffer classes.
- What is Scanner class?
- Define Error handling in Java.
- Define Applets in brief.
- What are Servlets in Java?
- Write short note on JSP.
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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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This download link is referred from the post: PTU MCA Last 10 Years 2011-2021 Previous Question Papers|| Punjab Technical University