Objective: Determine if a student passed or failed based on a score.
Controls Needed: 1 TextBox (txtScore), 1 CommandButton (cmdCheck), 1 Label (lblGrade).
Code:
Private Sub cmdCheck_Click()
Dim score As Integer
score = Val(txtScore.Text)
If score >= 90 Then
lblGrade.Caption = "Grade: A (Excellent)"
ElseIf score >= 80 Then
lblGrade.Caption = "Grade: B (Good)"
ElseIf score >= 70 Then
lblGrade.Caption = "Grade: C (Average)"
ElseIf score >= 60 Then
lblGrade.Caption = "Grade: D (Pass)"
Else
lblGrade.Caption = "Grade: F (Fail)"
lblGrade.ForeColor = vbRed
End If
End Sub
Learning Outcome: Implementing conditional logic branches.
Objective: Validate a username and password.
Controls Needed: 2 TextBox (txtUser, txtPass), 1 CommandButton (cmdLogin).
Set the PasswordChar property of txtPass to *.
Code:
Private Sub cmdLogin_Click()
Dim user As String
Dim pass As String
user = txtUser.Text
pass = txtPass.Text
If user = "admin" And pass = "12345" Then
MsgBox "Login Successful!", vbInformation, "Welcome"
' You could add code here to open another form:
' Form2.Show
' Unload Me
Else
MsgBox "Invalid Username or Password.", vbExclamation, "Access Denied"
txtPass.Text = ""
txtUser.SetFocus
End If
End Sub
Learning Outcome: String comparison, logical operators (And), and MsgBox constants.
Visual Basic 6.0 (VB6) remains a foundational language for learning event-driven programming. Modern practical exercises typically focus on mastering the Integrated Development Environment (IDE), handling user events, and implementing core mathematical logic.
Below are categories of practical exercises found in updated guides and lab manuals: Core Programming & Logic Exercises
These exercises focus on fundamental syntax and control flow.
Mathematical Operations: Build programs to solve quadratic equations ( ), calculate averages, or find factorials.
Sequence & Patterns: Create applications that display the Fibonacci series, check for prime or Armstrong numbers, and print various text patterns.
Temperature Conversion: Develop a utility to convert Celsius to Fahrenheit and vice versa using simple text inputs. User Interface & Controls Exercises
These focus on the "visual" aspect of VB6, using the toolbox to create interactive forms.
VB6 Practical Programming Exercises | PDF | Visual Basic .Net
The "Visual Basic 6.0 Practical Exercises PDF Updated" serves as a foundational resource for beginners learning classic desktop application development. While the technology itself is no longer officially supported by Microsoft, these practical guides remain popular in academic settings for teaching core programming logic and event-driven concepts. Key Highlights Visual Basic 6.0 Practical Exercises | PDF - Scribd
Sr. No. Practical * To Study Microsoft Visual Basic 6.0 IDE. * Program to add two numbers. * Program to calculate Simple Interest. Scribd Microsoft Visual Basic 6.0 Development (Dv-Dlt Mastering) visual basic 60 practical exercises pdf updated
The Last PDF
Leo’s desk was a graveyard of obsolete technology. A Zip drive sat next to a coffee mug shaped like Clippy, and in the corner, a Windows XP machine hummed like a troubled beehive. But Leo wasn't a hoarder. He was a digital archaeologist.
His current project, code-named "Resurrection," had a single, unlikely key: a file named VB60_Practical_Exercises_UPDATED.pdf.
Most of his colleagues were chasing AI and blockchain. Leo had been hired by a shadowy logistics firm whose entire shipping port ran on a legendary Visual Basic 6.0 application. No one remembered how to fix it. The original developer was rumored to have retired to a lighthouse in Maine. The source code was on a floppy disk labeled "Project Peanut."
The PDF was the only surviving manual.
Leo found it on a dead FTP server buried in the Czech Republic. Its timestamp read 2026-04-21—today's date. Someone had updated it just hours ago.
He clicked it open. The cover was a crisp screenshot of the VB6 IDE. The first page read: "60 Practical Exercises for the Determined Programmer. Updated for the modern era."
Exercise 1: "Create a button. When clicked, display 'Hello, World.'" Leo snorted. Too easy.
But by Exercise 12, things got strange. "Build a form that calculates the tonnage of a shipping container based on barometric pressure and the captain's last name." That was eerily specific to his client’s port.
Exercise 30: "Write a function that overwrites a random byte in any file named 'manifest.dat' at 3:00 AM." Leo’s smile faded. That sounded like a virus.
Then came Exercise 44: "Using Winsock control, establish a connection to port 2208 on server 10.0.0.45. Send the string: 'The herring is late.' If the reply is 'Acknowledge the albatross,' proceed to Exercise 45."
Leo’s skin prickled. He pulled up the network logs for the port. The main server’s IP was… 10.0.0.45.
He almost closed the PDF. But curiosity is a programmer’s fatal flaw.
He fired up a virtual machine, loaded VB6, and built a tiny project. One button, one Winsock control. He typed the code, held his breath, and clicked.
Connect.
For a moment, nothing. Then the Winsock’s DataArrival event fired. The reply came in: "Acknowledge the albatross."
Leo leaned back. The PDF was not a tutorial. It was a dead man’s trigger.
He scrolled to Exercise 45: "Excellent. You are the new caretaker. To reset the port's self-destruct timer, complete Exercise 46. To trigger the purge, do nothing for 72 hours."
He flipped to the last page. Exercise 60 wasn't a coding task. It was a message written in a clean, modern sans-serif font:
"The original developer didn't retire. He was locked out by the board of directors when he refused to add a backdoor for a foreign entity. The 'obsolete' VB6 app is the only thing keeping their automated cargo inspection systems from flagging every illegal shipment. This PDF is my final update. You have 70 hours left. Start coding."
Below the text was a single, non-interactive image: a photograph of a lighthouse in Maine, with a man in a raincoat standing at the base, waving.
Leo looked at his humming Windows XP machine. Then at the flashing amber light on the port's network monitor.
He cracked his knuckles, opened Exercise 46, and whispered to the ghost in the machine, "Alright. Show me how to save the world with a dinosaur."
He never felt more alive.
Updated practical exercise guides for Visual Basic 6.0 (VB6) generally follow a structured progression from basic arithmetic to advanced database management and graphical interfaces
. These PDFs typically provide a list of programs designed for lab practicals in courses like BCA, PGDCA, or computer science degrees Core Exercise Categories
Practical guides for VB6 often include the following types of exercises: Mathematical & Logic Programs
: Basic tasks like adding numbers, calculating Simple and Compound Interest, finding the largest of three numbers, and checking for Even/Odd Mathematical Series
: Coding the Fibonacci series, Prime numbers, Armstrong numbers, and factorials Control Structures : Exercises using If...Then...Else Select Case , and various loops ( For...Next ) to build simple logic Alagappa University GUI & Control Operations Creating a functional calculator Traffic control simulations using timers
Form design for college admissions using radio buttons and checkboxes Objective: Determine if a student passed or failed
Manipulating list boxes (adding, removing, and transferring items) Advanced Data Handling
: Programs to add, subtract, and multiply matrices, as well as Linear and Binary search implementations Database Connectivity : Tutorials on connecting VB6 to Microsoft Access ADO (ActiveX Data Objects) for inserting, deleting, and editing records Hands On Technology Transfer Typical Exercise Structure Most updated lab manuals, such as those from
or academic institutions, follow these steps for each exercise Karpagam Academy of Higher Education : What the program aims to achieve. : Step-by-step logic of the process.
: Instructions for dragging controls (Labels, TextBoxes, Buttons) from the Toolbox to the Form. Properties Table : Specific settings for each control (e.g., setting the of a button to "Calculate"). Source Code
: The actual VB script written in the event procedures (e.g., Private Sub Command1_Click() Expected Output : A screenshot or description of the running program. Recommended PDF Resources Connect VB6 to MS Access Database | PDF - Scribd
Open Microsoft Visual Basic 6.0. Right Click on the Toolbox and select components. * Select Microsoft ADO Data Control 6.0 (OLEDB)
VB6 Practical Programming Exercises | PDF | Visual Basic .Net
Most updated lab manuals and practice files follow a progression from basic UI design to database connectivity. Visual basic 6.0 Theory tutorial for beginners
Objective: Perform arithmetic operations using input from text boxes.
Controls Needed: 2 TextBox (txtNum1, txtNum2), 4 CommandButton (cmdAdd, cmdSub, cmdMul, cmdDiv), 1 Label (lblResult).
Code:
Private Sub cmdAdd_Click()
Dim num1 As Double
Dim num2 As Double
Dim result As Double
' Val() converts string text to a number
num1 = Val(txtNum1.Text)
num2 = Val(txtNum2.Text)
result = num1 + num2
lblResult.Caption = "Result: " & result
End Sub
Private Sub cmdDiv_Click()
' Add error handling for division by zero
If Val(txtNum2.Text) = 0 Then
MsgBox "Cannot divide by zero!", vbCritical, "Error"
Exit Sub
End If
lblResult.Caption = "Result: " & Val(txtNum1.Text) / Val(txtNum2.Text)
End Sub
(Note: Write similar code for Subtraction and Multiplication).
Learning Outcome: Variable declaration (Dim), data conversion (Val), and basic error handling.
Objective: Add numbers to a running total until the user enters 0.
Controls Needed: 1 TextBox (txtInput), 1 CommandButton (cmdAdd), 1 Label (lblTotal).
Code:
' Declare a module-level variable so it remembers the value between clicks
Dim runningTotal As Double
Private Sub cmdAdd_Click()
Dim currentNum As Double
currentNum = Val(txtInput.Text)
runningTotal = runningTotal + currentNum
lblTotal.Caption = "Current Total: " & runningTotal
txtInput.Text = ""
txtInput.SetFocus
End Sub
Learning Outcome: Scope of variables (Module-level vs Local) and accumulation logic.
Objective: Draw random circles on the form upon clicking. Controls Needed: Just the Form itself (Name: Form1). Learning Outcome: Implementing conditional logic branches
Code:
Private Sub Form_Click()
Dim x As Single, y As Single, r As Single
Dim red As Integer, green As Integer, blue As Integer
' Generate random coordinates and color
x = Rnd() * Me.ScaleWidth
y = Rnd() * Me.ScaleHeight
r = Rnd() * 500 + 100 ' Random radius
red = Rnd() * 255
green = Rnd() * 255
blue = Rnd() * 255
' Set fill color
Me.FillColor = RGB(red, green, blue)
Me.FillStyle = 0 ' Solid fill
' Draw the circle
Me.Circle (x, y), r, RGB(red, green, blue)
End Sub
Learning Outcome: Using graphics methods (Circle, PSet, Line) and the Rnd() function.