Saurastra University 2006 B.Sc Information Technology Programming in Java &- Commerce - Question Paper
*SP-2006*
SP-2006 Seat No._
B. Sc. (IT) (Sem. VI) Examination April/May - 2006 Programming in Java & E - Commerce
Time : 3 Hours] [Total Marks : 100
1. Define the term Bytecode and JVM and highlight its importance in Java language.
2. Listout various tools(utilities) of JDK and explain the role of each in brief.
3. What is garbage collection? How it is achieved in Java Language?
4. What is an Interface? Why it is necessary in Java language?
5. What do you mean by method Overloading and method Overriding?
2. What is access modifier? Explain briefly various types of access modifiers available in Java.
3. What is Java package? Show its importance and listout various Java packages with its purpose.
4. Explain any four methods of String class with its syntax and usage.
5. Highlight importance of wrapper classes and list out various wrapper classes available in java.
3. What is event handling? Explain the event delegation model covering various types of events.
3 (B) :Write Java application programs for the following (Any Two) 8
2. To print first N prime numbers, N must be entered as command line argument.
2. What is Layout manager ? List out various Layouts and explain any one in detail.
3. Define the term stream and explain CharacterStreams and ByteStreams.
1. Write Java applet program which displays a textbox and a button in a grid layout, when you click on button it should display your name in the text box.
SP-2006] [ 200]
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