University of Rajasthan 2008 B.C.A Computer Application object -oriented programming %28part ii%29 - Question Paper

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529

B.C.A.(part.ii)

15-D 215(pt.ii)


Bachelor of Computer Applications (Part II)

EXAMINATION, 2008

(Faculty of Science)

(Three-Year Scheme of 10+2+3 Pattern)

Paper 215

OBJECT-ORIENTEDPROGRAMMING

Time allowed: 2 hours

Maximum marks: 30

DESCRIPTIVE PART-II

Attempt 4 descriptive kind ques.

out of 6 carrying 7.5 marks every.

1. (a) discuss the basic concepts of object oriented programming with examples. [Marks 4.5]

(b) Why Java is called platform independent language? [Marks 3]

2. (a) What is kind casting? How many kinds of casting is supported by Java language and why is it
needed in programming? discuss with suitable examples. [Marks 3.5]

(b) What is Java applet? discuss the every step of Java applet life cycles with diagram. [Marks 4]

3. (a) What is a vector? How is it various from an array? discuss with examples. [Marks 3]

(b) What is a thread? discuss the multiprocessing and multithreading with examples. [Marks 4.5]

4. (a) What do you understand by data type? discuss with names and purpose of every data kind available in
visual basic. [Marks 4]

(b) What is Combo Box? discuss the various kinds of Combo Box and differentiate ranging from Combo
Box and List box control with suitable examples. [Marks3.5]

5. (a) What is drag and drop operation? discuss and differentiate the source and target in drag and drop
operation. [Marks 4]

(b) Differentiate ranging from a sub procedure and a function procedure with suitable
examples. [Marks 3.5]

6. Write short notes on the following:

(iii) Collection
(iv) MDI form
(v) Control array
(vi) ActiveX control
(vii) Toolbar [Marks 1.5x5]

Earning:   Approval pending.