The document provides an overview of computer fundamentals, defining a computer as a programmable device that processes data and highlighting key components such as input, storage, processing, and output units. It discusses characteristics of computers, including speed, accuracy, storage capabilities, diligence, versatility, and memory, as well as advantages and disadvantages, such as susceptibility to cyber threats and reduced employment opportunities. Overall, it outlines both the functionalities and implications of computer use in various contexts.

1. COC 1: Install and Configure Computer System

2. • is a programmable device that stores,
retrieves, and processes data.
• The term "computer" was originally given to
humans (human computers) who performed
numerical calculations using mechanical
calculators.
Computer Fundamentals
What is Computer?

3. • Comes from the Latin word “computare”.
• To add, to calculate, to sum up.
• Programmable machines that converts raw
data into useful information.
Computer Fundamentals
What is Computer?

4. Numbers
Words
Pictures
Sounds
Computer Fundamentals
What is Data?

5. • Data converted to a meaningful format.
Computer Fundamentals
What is Information?

6. • Four (4) Units of Computer
 Input Unit
 Storage Unit
 Processing Unit
 Output Unit
Computer Fundamentals
How the Computer Works?

7. • This unit is used for entering data and
programs into the computer system by the
user for processing.
Computer Fundamentals
Input Unit

8. • Is used for storing data and instructions before
and after processing
Computer Fundamentals
Storage Unit

9. • The task of performing operations like
arithmetic and logical operations
Computer Fundamentals
Processing Unit

10. • Is used for storing the result as output
produced by the computer after processing.
Computer Fundamentals
Output Unit

11. Computer Fundamentals
Diagram
INPUT UNIT
• Mouse
• Keyboard
PROCESSING
UNIT
• CPU (Central Processing Unit)
 Arithmetic Logic Unit
 Control Unit
OUTPUT UNIT
• Printer
• Monitor
STORAGE UNIT
• Hard Disk Drive
• Memory
• Flash Drive

12. • Speed
• Accuracy
• Storage Space
• Diligence
• Versatility
• Memory
Computer Fundamentals
Characteristics

13. • A computer can
perform millions
of calculations in a
seconds.
Characteristics of Computer
Speed

14. • Computer works
with precision
every time.
Characteristics of Computer
Accuracy

15. • Computer can store
billions of bytes of
information.
– Capacity if 1 Terabyte =
2,000,000 songs.
Characteristics of Computer
Storage Space

16. • A Computer can work
continuously without
getting tired.
Characteristics of Computer
Diligence

17. • Computer can be used
to perform various tasks
at the same time.
Characteristics of Computer
Versatility

18. • A computer will
remember the
information stored for
as long as it is needed.
Characteristics of Computer
Memory

19. • Multitasking
• Speed
• Cost/Stores huge amount of data
• Accuracy
• Data Security
Computer Fundamentals
Advantages

20. • Virus and Hacking attacks
• Online Cyber Crimes
• Reduction in employment opportunity
Computer Fundamentals
Disadvantages

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