Welcome to our new lecture
What is data?
Data is a formalized manner of communication.
It should be suitable for communication.
It should be suitable for communication. recorded on any
one of several types of input medium.
In this step, input data is changed to produce data in more
useful form.
Paychecks may be calculated from the time cards or summary
of sales for the month may be calculated from the sales
order.
In this step, output data is collected.
The particular form of the output data depends on the use
of the data.
For example, Paychecks for employees.
Classmates