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: File I/O, dialog controls, menu design. vb net lab programs for bca students fix
Write and read a text file.
Module Module1 Sub Main() Dim num, i As Integer Dim isPrime As Boolean = True Console.Write("Enter a number: ") num = Console.ReadLine() : : File I/O, dialog controls, menu design
The most common "BCA Lab Nightmare" is the OleDbException . This usually happens because the file path to your Access database (.accdb or .mdb) is wrong. 🛠️ The Fix: Place the database in the bin/Debug folder. : : File I/O
VB.NET doesn't support control arrays like VB6, so students must learn to use collections or handle multiple events with one subroutine. Use the Handles clause for multiple buttons.
Accept two numbers from the user, perform arithmetic operations based on button clicks.
