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Important Question of Visual Programming

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 Unit 1.

  1. What is visual programming ? Explain .NET Framework. 
  2. Define VB.NET ? Write features, advantage and disadvantage of Visual Basic (VB).
  3. Difference between .NET and java.
  4. Explain various component of visual basic IDE.
  5. What do you understand by 'event driven programming'?
  6. Difference between :
    • Image box and Picture box.
    • List and Combo box.
    • SDI and MDI.

Unit 2.

  1. Explain datatype in VB.NET in detail.
  2. Difference between variable and constant.
  3. Explain operators in VB.NET with example.
  4. What is collection with their various properties and method? Design and code a program using collection.
  5. Explain loop in VB.NET wit its type and example.
  6. Define procedure and its types.
  7. Write a VB program  for a simple calculator using select .... case statement.

Unit 3.

  1. Explain Loading, closing, showing and hiding forms.
  2. What is Checkbox control with its properties, method and events ? 
  3. Explain Combo box with its properties, method and events.
  4. Explain Picture box / Image box with its properties, method and events.
  5. Explain Tree view with its properties, method and events.
  6. What is Dialog box ? Write about Dialog box controls.
  7. What is ActiveX controls ? Write steps to add ActiveX control to the toolbox.

Unit 4.

  1. What is Exception ? Explain Exception Handling. Explain about exception handling using try, catch & throw with suitable example.

Unit 5.

  1. Explain file handling in detail.
  2. Define file ? write short note on file stream class.
  3. Write VB program to read & write a text file using stream Reader ? 
  4. Define Stream Reader and Stream Writing class with example.

Unit 6.

  1. What is database and database management system.
  2. How do you connect to database using ADODC ? 
  3. What is ADO.NET Architecture? Write advantage and disadvantage of ADO.NET.


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