Download SGBAU BCA 2019 Summer 4th Sem Visual Basic Question Paper

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B.C.A. (Part—II) Semester—IV Examination

4ST2 : VISUAL BASIC

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Time : Three Hours] [Maximum Marks : 60

N.B :— (1) All questions are compulsory.

(2) Each question carries equal marks.

(3) Use suitable data wherever necessary.

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1. (a) Explain the IDE of Visual Basic. 6

(b) What is Array ? Explain the array in VB with suitable examples. 6

OR

2. (a) Explain:

(i) Label Control

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(ii) Command Button

(iii) Form Layout Window. 6

(b) Explain the concepts of event-driven programming. Write an example of an event in VB. 6

3. (a) What are the common dialog controls ? Write procedure to add common dialog control in VB application. 6

(b) What is class module in Visual Basic ? Explain. 6

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OR

4. (a) What are the Windows common controls ? Explain. 6

(b) Write a procedure to create font dialog box. 6

5. (a) Explain the following functions :

(i) ISNumber ()

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(ii) Val ()

(iii) ISDate. 6

(b) What is an InputBox () ? Write a program using InputBox () function in Visual Basic. 6

OR

6. (a) Explain the private and public procedure with an example. 6

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(b) What is MsgBox () ? Write a program to display message using MsgBox () with “Yes” and “No” button. 6

7. (a) Explain accessing the form collection using subscripts. 6

(b) Explain the following terms :

(i) Count property

(ii) Uploading forms. 6

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OR

8. (a) Explain:

(i) Properties

(ii) Events

(iii) Method 6

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(b) Explain the different format with print 6

9. (a) Explain:

(i) print #

(ii) input#

(iii) write # 6

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(b) Write a VB program to read and write data into random file. 6

OR

10. (a) Explain the following file related commands :

(i) put#

(ii) get # 6

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(b) Write a VB program to copy the content of one file into another file. 6

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