DISTANCE EDUCATION
M.C.A. DEGREE EXAMINATION, MAY 2017.
Second Semester
VISUAL PROGRAMMING — I
(2005 to 2010 CY)
Time Three hours Maximum 100 marks
Answer any FIVE questions.
All questions carry equal marks.
20 100)
1. What are custom components? Explain in detail.

What are event procedures? Explain with an
example.
2. What are the properties, methods and events of
Text Box Control?
Describe format functions in VB with examples.
3. What are procedures? Explain its types.
Discuss about properties and methods of Flex Grid
control.
4. How can you create Menus? Explain with an
example.
How can you draw geometric objects in VB?
Explain.
Sub. Code
23
DE-445
2
sp3
5. Write a VB program to display the drives,
directories and files in your system.
Explain OLE automation.
6. Explain If...Then..Else statement with example
coding.
What is control array? How can you add and remove
a control in a control array?
7. Explain the following
Do Events.
Error Trapping.
Describe common properties of forms.
8. Explain the following
Clipboard.
Shell function.
Describe the events and methods of Data Control.