Visual Basic Answers

4)Which are the standard prefixes for the textbox and label controls respectively?

 A)txo and lbl B)txb and lbl C)txt and lbl D)tex and leb

5)A GUI

 A)uses buttons,menus,and icons B)should be easy for a user to manipulate C)both (a) and (b) D)stands for Graphic Use Interaction

1)Which of the following in not a conversion specification in VB.NET?

 A)CObj(expreession) B)CAarry(expreession) C)CShort(expreession) D)CSng(expreession)

2)Which is not a relational operator in Visual Basic?

 A)<> B)!= C)= D)>=

3)Which of the following access modifier specifices that an argument is passed in such a way that the called procedure or property cannot

  change the value of variable underlying the argument in the called procedure

 A)ByRef B)ByVal C)Default D)Friend

Determine whether the given relations are reflexive, symmetric, antisymmetric, or transitive. Try to develop procedures for determining the validity of these properties from the graphs

create an array (26) and then use for loop to:

1. assign to its elements the English letters from A to Z.

2. print the letters on a Message boxes.

Objectives: Develop an Institution management system (based on VB.NET platform) linked with Microsoft Access Database as infrastructural support. The primary purpose of this application is to automate students, modules, staff’s information and other data resources.

Create the following database for the following list and add functions to each one of them

Consider the decision-making situation defined by the following rules: 

1. If it is a nice day and it is summer, then I go to the golf course. 

2. If it is a nice day and it is winter, then I go to the ski resort. 

3. If it is not a nice day and it is summer, then I go to work. 

4. If it is not a nice day and it is winter, then I go to class.

5. If I go to the golf course, then I play golf. 

6. If I go to the ski resort, then I go skiing. 

7. If I go skiing or I play golf, then I have fun. 

8. If I go to work, then I make money. 

9. If I go to class, then I learn something. 

a. Follow the rules for the following situations (what do you conclude for each one?): 

1. It is a nice day and it is summer. 

2. It is not a nice day and it is winter. 

3. It is a nice day and it is winter. 

4. It is not a nice day and it is summer. 

b. Are there any other combinations that are valid? Explain. 

c.