This document discusses the different types of computers, including analog, digital, and hybrid computers. It defines digital signals as representing discrete values and analog signals as continuous. The computer cycle of input, process, output, and storage is described. Data is defined as facts and figures while information is processed data. Computer hardware includes all physical parts, while software includes applications, communication programs, and operating systems. The central processing unit's main parts are described as the arithmetic logic unit, memory unit, control unit, and bus. The CPU cycle of fetch, decode, and execute is also summarized.

1. INTRODUCTION
TO
COMPUTER

2. TYPES OF COMPUTER
ANLOG DIGITAL HYBRID

3. SIGNALS:
“An electronic
impulse or a radio
wave”
DIGITAL
An analog or
analogue signal is
any continuous
signal
ANALOG
A digital signal is a
physical signal that
is a representation
of a sequence of
discrete values

4. COMPUTER CYCLE
INPUT PROCESS OUTPUT STORAGE

5. DATA:
“FACTS AND FIGRES”
INFORMATION:
“PROCESED DATA IS KNOEN AS INFORMATION”

6. HARDWARE:
“All physical parts associated with computer”
Software
Application Communication System
Set of instructions to perform a particular task

7. application
For particular app.
We are bounded
OFFICE;PHOTOSHOP..
communication
To communicate
SKYPE;FACEBOOK..
system
Deals with system
WINDOWS;LINIX…

8. PARTS OF CPU
ALU MU CU BUSS
PATH DATA
FLOW’S
REGISTER

9. MICROPROCESSER/
CPU CYCLE
FATCH DECODE EXECUTE