Maharashtra State Board of Technical Education 2007 B.Sc Information Technology Mumbai university- visual basic 6.0 - Question Paper
Saturday, 04 May 2013 11:50Web
Mumbai University
Bachelor of info Technology (B.Sc. IT)
Third year Semester V
Visual Basic II
Con /4461-07. BS-4569
(3 Hours) [Total Marks: 100
November 2007
Important note:
1. Question No.1 is Compulsory.
2. From the remaining (Q Nos. two to 7) attempt any four.
3. Draw neat tagged diagram whenever necessary
4. Answer to the identical ques. must be written together
Q.1)ans the following:
a)Create a project to obtain all prime numbers ranging from one to the value entered in the text box txtno. Use a command button obtain named emdfind which will display all the prime numbers on the current form. [08]
b)Explain event-driven, object-oriented and procedure oriented languages. [06]
c)Explain naming rules and naming conventions while declaring constants and variables. [06]
Q.2)
a.)Create an application, which will ask the user to input his name and a message. Display the 2 items concatenated in a label, and change the format of the tag using choice buttons and check boxes for selection, the user can make the tag bold, underlined or italic and change its color. Include command buttons to display the message in the label, clear the text boxes and label, print the form, and exit. [08]
b.)What do you mean by formatting a data? List the various formatting functions. discuss any 2 of them.[06]
c.)What is constant? discuss various kinds of constants with example. [06]
Q.3)
a.)Create a project for R 'n R that contains a dropdown combo box for the coffee flavors and a list box of the syrup flavors. The controls should have tags above them containing the words Coffee and Syrup. Enter the initial values for the syrup flavors and coffee flavors when the form is loaded. The user will be able to add more coffee flavors to the list at run time. Include 1 menu item to print all the flavors and a different to print only opted item from the list. These print commands belong to File menu. Include Edit menu with commands to Add coffee flavor, remove coffee flavor, clear coffee list and display coffee count. [08]
b.)Explain the With .., End With block. [06]
c.)Explain Msgbox and Inputbox functions with examples.[06]
Q.4)
a.)Write a project to maintain the Customers table (CustomerID Text Primary Key, CompanyName Text; ContactName Text, ContactTitle Text, Address Text, City Text, Region Text, Postal Code Text, Country Text, Phone Text, Fax Text) Allow Adds and Deletes to the database. Include all navigation buttons. On an Add, disable the navigation and Delete buttons so that the only choices are Save or Cancel. [08]
b.)Explain Form_Load and Form_Activate events. [06]
c.)Explain the subsequent properties of CheckBox control. [06]
i. Value
ii. TabIndex
iii. Enabled
iv. Style
v. ToolTipText
vi. Picture
Q.5)
a.)Explain color and font dialog boxes in detail. [08]
b.)Explain choice Explicit statement. [06]
c.)What is class in VB? discuss how it is used in VB projects.[06]
Q.6)
a.)Create an application, which will enter the employee details such as eno, ename, eaddr, eph. ebasic-salary in a corresponding text boxes. Include a command button Save which will save all these details in sequential file 'Emp.Dat'.
Include a command button Retrieve, which will retrieve all records from file and display on the form, include Clear button to clear the text boxes. [08]
b.)Explain On fault statement with all its choices. [06]
c.)List various control statements used in VB. discuss any 2 with example. [06]
Q.7)
a.)Create a project, which accepts a main string in a text box and a substring in a different textbox. obtain out how many times substring occurs in the main string. Also show its position. [08]
b.)Explain function procedures and sub procedures. [06]
c.)How sequential file organization is various from random file organization? . How will you achieve the end-of-file in both the organizations? [06]
| Earning: Approval pending. |
