Veer Narmad South Gujarat University 2011-4th Sem B.C.A Computer Application SB-1463 Java Programming Language : 403 ( New ) Second Year ( ) - Question Paper

SB-1463

S. Y. B. C. A. (Sem IV) Examination March / April - 2011 Java Programming Language : Paper - 403

(New Course)

Time : Hours]    [Total Marks : 70

Instructions :

(1)

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Name of the Examination :

S.Y. B.C.A. (Sem 4)

Name of the Subject:

Java programming Language (New) : Paper-403

-Subject Code No.:

1 4 6 3

-Section No. (1,2......): Nil

(2) All questions are indicated with related marks at right side.

1 Answer following :    12

(a)    What is difference between static and non-static variables?

(b)    What is difference between public, private and protected?

(c)    How JVM works ?

(d)    Which access specifiers are available in Java ?

(e)    What is difference between class methods and Instance Methods ?

(f)    Is it possible to create object for an Interface ? If yes then How ?

2 (A) Explain Java Programming Environment. Also discuss 08 features of Java Programming Language.

OR

(A)    Discuss features of Java in compare to C++ Programming Language.

(B)    Discuss Java Primitive data types and their wrapper class.

OR

(B)    Discuss operators, identifiers and comments structure in 05 Java.

(C)    Explain branching statements in Java.    03

3    (A) Explain the concepts of Exceptions handling in Java. 08

OR

(A)    Explain Inheritence concepts in Java.

(B)    Explain the structure of Java Programs.

OR

(B)    How to set priorities of Threads ? What is difference 05 between synchronous and asynchronous thread ?

(C)    What is interface ?    03

4    (A) What is the concept of Thread and multi Thread in 08

Java ? Discuss Life cycle of Threads.

OR

(A)    What is package ? How to create user defined package in Java ?

(B)    Discuss String and StringBuffer Classes and explain 05 their important methods.

OR

(B)    Explain Garbage collection concepts in Java.

(C)    What is Abstract class ?    03

5 Answer following : (Any Two)    10

(a)    Life cycle of Applet.

(b)    Class Hierarchy of Applet.

(c)    Difference between Abstract class and Interface.

(d)    Array concepts in Java.

SB-1463]    2    [ 2800 ]

Attachment: veer-narmad-south-gujarat-university-2011-b-c-a-computer-application-28224-1.pdf

Earning:   Approval pending.