Zusammenfassung der Ressource
Computers
- What is it?
- Is a machine that can be programmed to manipulate symbols
- Characteristics
- It store and retrieve large amounts of data.
- It can exceute a prerecorded list of instructions
- It respond to a specific set of instructions in a well-defined manner.
- Harware
- Physical parts of a computer
- -Central Processing Unit (CPU )
- Memory
- Mass Storage Device
- Input Dervice
- Output Device
- Types of Computers
- Personal Computer
- A small, single-user computer bassed on a micropocessor
- Workstation
- It's like a personal computer but it has a more
powerful microprocessor
- Minicomputer
- They're capable of supporting up to hundreds of users simultaneously
- Mainframe
- Supercomputer
- It's an extremely fast computer that can perform
hundreds of millions of instructions per second
- Personal Computers Types
- Tower Model
- Desktop Model
- Notebook Model
- Laptop Computer
- Subnotebook
Computer
- Hand-held computer
- Palmtop
- PDA