Boolean
Algebra 
This is a small application that can be used to check
the result of a a Boolean operation. This version includes only the AND
and the OR operations. 
Danilo Pizza 
This application is used to explore the fundamental characteristics
of radio buttons and check boxes. A clerk uses radio buttons to
select the size of a pizza (small, medium, or large). Some check
boxes are used to select the toppings. 
Pledge Distribution 
This application uses three
updown controls that each holds a percentage value. The values are
used to calculate a proportional value that is pledged in a
fundraising for three schools. 
Car Inventory 
This application explores the
characteristics of a track bar, also called a slider control.
One track bar allows the user to navigate from one car to another. A
vertical track bar allows the user to show other pictures, if any,
of the car. 
HTML Body Tag 
This application shows an
example of visually creating the attributes of the HTML's body tag,
mainly the colors. 
Progressive
Clock 
This application simulates a
clock. Each part (the hour, the minute, and the second) of the time
is represented by a progress bar. 
Time Sheet
Calculations 
This article presents two techniques of evaluating the
overtime: on a
weekly basis or on a daily basis. 

Elementary
Addition 
This exercise applies the characteristics of a label
to assist you with performing elementary addition. 
Elementary Operations 
The application is made to assist an elementary or
primary school student perform some arithmetic operations including
the addition, the subtraction, the multiplication, or the division. 
Factorial, Permutation, and Combination 
This application demonstrates
the use of the button control of Microsoft Windows. It does this
while calculating the factorial, the permutation, and the
combinatorial. 



Simple
Interest I 
This application calculates the
future value of a loan using its present value (the principal), its
interest rate, and its period (the period represents the number of
months). 
Simple
Interest II 
In this application, we use two date picker controls
to let the user select a range of dates. We use that range to calculate
the number of days that have elapsed and can be used to evaluate the age
(number of days) of a loan. 
Compound
Interest 
This application calculates the future value of a
loan depending on how often (the frequency) the calculation is made
(monthly, quarterly, semiannually, or annually). 
Payroll
Processing I 
This sample application
demonstrates various features of the text box. It reviews the
textual sides of the control. It takes advantages of its different
properties such as its string and the text alignment. 
Payroll
Processing II 
The month
calendar control is used to assist the user with selecting a range
of dates, from one starting of a month to another day of either the same
month or another month. In this application, we use it in a payroll example. 


