V Sem BCA (Y2K7) - Visual Programming - Question Paper 2011

V Semester B.C.A. Degree Examination, November/December 2011
(Y2K7 Scheme)
COMPUTER SCIENCE
BCA - 503 : VISUAL PROGRAMMING

Time: 3 Hours                                                                 Max. Marks: 8O

SECTION - A

1. Answer any ten sub-questions. Each sub question carries two marks. (10x2=20)

1) Explain the use of properties Window of VB IDE.
2) List some controls in the tool box.
3) Differentiate between implicit and explicit declaration.
4) Explain various logical operators in VB.
5) Explain any 3 important properties of a Test Box.
6) Explain what are Active-X controls ?
7) what is Data Environment ? Explain. 
8) What are Data Bound Controls ? Explain.
9) What is ODBC ? Explain.
10) Write the steps to create a DSN.

SECTION  - B

II. Answer any five of the following questions. Each question carries five marks. (5x5=25)

11.  a) Explain types of arrays with an example.
b) What are Dynamic arrays? Explain.

12.  a) Explain the difference between calls by value and call by reference mechanism of passing arguments to function.
b) Write a program to find whether a number is even or odd using a producre in VB.

13.  a) Explain any three properties of Combo Box and List Box with the help of an example.
b) Explain in detail methods, events and properties of a Text Box.

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