Computers are key components of the world of today. They play a very important role in education, business, economic, and many other fields. Let's get to know more about them!

1. Computers….and…more

2. A programmable
device
Carries out specific
tasks
Arithmetic &
mathematic
operations
Sequences of
processes

3. Electronic devices
Input peripherals
Output
Mixed peripherals
Storage
Memories
Central Processing Unit or
CPU
• Executes a series of
instructions
• Integrated circuits
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9. Interfaces
Programs
Applications
OS
Resources
Connection with
equipment
Is a set of programs that serve as intermediary
between the user and the hardware

10. TYPES OF OS
SINGLE TASK
MULTI USER
MULTI TASK
SINGLE USER

11. Convenient
Efficient
Organized
In constant evolution
Versitile
Changing
Adaptable

12. Facilitates communication
Sharing files, information…
Share computer resources
Programming

13. NETWORKS

14. Scale: WAN, LAN, PAN, CAN, BN
(backbone), VPN (virtual private)…
Connection:home PNA, Ethernet, line…
Services: pubic or private
Topology: tree, ring, star, bus….
Protocol: net & protocol…