Types of Computers
A programmable electronic device
Computer
Most common input Device
Keyboard
Temporary Output that is displayed on a screen or through audio
Softcopy Output
The process of moving the data or information stored in a storage medium into memory
Reading
A portable PC
Laptop
The physical Parts of the computer system
Hardware
A pointing device that can be optical or trackball
Mouse
The main type of output device
Monitor
Meaning of ROM
Read only Memory
Similar to a barcode but takes you to a website when scanned
QR Code
A set of instructions that a computer needs to carry out its tasks
Software
A set of vertical lines of differing thickness with a string of numbers printed at the bottom.
Barcod
An output device used by Engineers and Architects to print large drawings
Plotter
The smallest unit of storage
Bit
Meaning of RAM
Random Access Memory
A special purpose computer used inside a device. Example: A microwave
Embedded Computer
Apple's Voice Recognition Software
SIRI
Printers that use heat and a special kind of paper to print receipts.
Thermal Printer
This is used to read optical discs
A laser
This type of printer uses toner (ink), are more expensive and used in offices
Laser Printers
World's fastest and most powerful computers. Designed to process complex scientific applications.
Supercomputer
Used in the banking industry to read cheques
Magnetic Ink Character Recognition (MICR)
Determines the clarity and sharpness of an image when displayed on the screen.
Resolution
iCloud, Google Drive & OneDrive are examples of this kind of storage
Cloud Storage
The smallest unit on the screen
Pixel