Vb Net Lab Programs For Bca Students Fix -

' Step 3: Add parameters cmd.Parameters.AddWithValue("?", TextBox_Name.Text) cmd.Parameters.AddWithValue("?", Val(TextBox_Age.Text)) cmd.Parameters.AddWithValue("?", TextBox_Course.Text)

If marks >= 90 Then Grade = "A" ElseIf marks >= 80 AndAlso marks < 90 Then Grade = "B" ElseIf marks >= 70 Then Grade = "C" Else Grade = "F" End If Common Problem: The array outputs in the same order as input. vb net lab programs for bca students fix

If marks >= 90 Then Grade = "A" If marks >= 80 Then Grade = "B" ' This will overwrite A! Correct: ' Step 3: Add parameters cmd

Ensure you add the first two terms before the loop. Never put them inside. 2. Program: Swap Two Numbers (Using ByRef) Common Problem: The swap doesn't work; numbers remain unchanged after calling the function. Never put them inside

Imports System.Data.OleDb Private Sub btnInsert_Click(sender As Object, e As EventArgs) Handles btnInsert.Click ' Step 1: Connection string Dim connString As String = "Provider=Microsoft.ACE.OLEDB.12.0;Data Source=C:\BCA_Lab\CollegeDB.accdb" Dim conn As New OleDbConnection(connString)

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