IT - Hardware Flashcards
Gathers data/allows data entry
Input
Manipulates, calculates, organizes data into information
Process
Displays data & information into a form suitable for users
Output
Saves data & information for later use
Storage
0 and 1 are the components
Binary Language
A binary digit (either 0 or 1)
Bit
8 bits =
1 Byte
Each number/letter/character consists of a unique combo of
8 bits (1 Byte)
Thousand bytes
Kilobyte
Million Bytes
Megabyte
Billion Bytes
Gigabyte
Trillion Bytes
Terabyte
Thousand Kilobytes
Petabyte
Supports many users/programs simultaneously
Mainframe
Performs complex calculations rapidly
Supercomputer
Specially designed computer chip with its own programming
Embedded
Mouse, Keyboard, Microphone, etc.
Input Device
Monitor, printer, speakers, etc.
Output Device
Sprays ink onto paper
Inkjet Printer
Used laser beams & static electricity to deliver toner to the paper (thermal)
LaserJet Printer
Erased when computer is turned off (VOLATILE)
Random Access Memory (RAM)
Holds instructions needed for startup (NONVOLATILE)
Read-Only Memory (ROM)
Computer’s primary permanent storage device
Hard Drive
Solid-state flash memory
Flash Drive
Place through which peripheral device attaches to computer
Port
Largest storage capacity
BlueRay