THIRD SEMESTER BCA EXAMINATION,
MODEL QUESTION PAPER
Visual Programming
Time : 03 HOURS Maximum Marks : 80
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PART- A
1. Answer any TEN questions. 10 x 2=20


a) Mention the different types of events
b) What are the types of inheritance?
c) What is Aggregation?
d) Why VB is called Event-Driven programming language?
e) What are the important features of VB?
f) What is the purpose of variant data type?
g) Describe While-Wend in VB.
h) Differentiate between function and procedure.
i) Give any four events of Combo box.
j) How to declare a variable in VB?
k) What are the features of ADO Data Control?
l) What are connection objects?
m) Mention different navigation methods of DAO?
n) Mention the properties of Field Object.
o) Mention any four data bound controls.

PART-B
2. Answer any Six of the following 6 X 5 = 30

a) Explain the features of object oriented programming.
b) Explain IDE in VB.
c) Explain the different data types in VB.
d) What is a Dynamic array? Explain with an example.
e) Explain tree view and list view controls.
f) Write a VB application to encrypt and decrypt the text.
g) Briefly explain DAO objects.
h) Explain the basic structure of SQL with an example.






PART-C

3. Answer any three of the following. 3 X 10 = 30

a) Explain Object Oriented analysis and Object Oriented Database
b) i) What is Menu? Explain the steps to create menu with an example. 05
ii) What is general Procedure? Explain with an example 05

c) i) What is MDI Form and what are its properties 04
ii) Write a VB program to develop a simple calculator using control array 06
d) Write a VB application to add and delete student’s data through a form using Data
Controls and display the same using data grid.
e) Write short note on
Common Dialog Control.
Sequential file access in VB.