B.C.A-B.C.A Computer Application WINDOWS AND VISUAL BASIC (Alagappa University - Directorate of Distance Education-2012)

DISTANCE EDUCATION
B.C.A./B.C.A. (Lateral) DEGREE EXAMINATION, MAY 2012.
WINDOWS AND VISUAL BASIC
(2003 onwards)
Time : Three hours Maximum : 100 marks
Answer any FIVE questions.
All questions carry equal marks. (5 × 20 = 100)
1. (a) Explain the basic concepts of Windows Programming. (10)
(b) Describe the menus and its components. (10)
2. (a) (i) What is multitasking? Explain. (5)
(ii) Write short notes in text formatting. (5)
(b) Explain the picture attributes. (10)
3. (a) What is OLE? Explain. (10)
(b) Explain the following.
(i) Multimedia Windows (5)
(ii) GUI. (5)
4. (a) How do you use controls and events in VB? Explain. (10)
(b) Discuss the following.
(i) Frames (5)
(ii) Menus. (5)
5. (a) How do you write, save and run a VB code? Explain. (10)
(b) Write a VB program to check whether a string is palindrome or not. (10)
6. (a) Explain the FOR... NEXT statement with example. (10)
(b) Describe the Following with example.
(i) While ... Wend statement (5)
(ii) CASE statement. (5)
7. (a) Write a VB program to find the Factorial of a number using recursion. (10)
(b) How do you create procedures and functions in VB? (10)
8. (a) Discuss the following.
(i) Arrays and control arrays (5)
(ii) MDI forms. (5)
(b) Explain how do you use event handling and indexing. (10)

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