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Central Processor Unit
controls all the computer's activities.
Central Processor Unit
Portion of the computer that carries out a computer program's instructions.
Central Processor Unit
The primary element of carrying out a computer's functions.
Microprocessor
a single computer chip where the CPU resides found in modern computers
Arithmetic Logic Unit (ALU) and Control Unit
the two subsections of the CPU section
Arithmetic Logic Unit (ALU)
The part of the central processing unit that performs arithmetic computations and logical operations.
Control Unit
Directs and coordinates most of the operations of the Arithmetic Logic Unit
Memory/Main Memory/Primary Storage
storage place for the data that is directly accessed by the CPU.
Memory/Main Memory/Primary Storage
typically consists of a set of single in-line memory modules mounted on the computer's motherboard
Random Access Memory (RAM)
stores information temporarily.
Random Access Memory (RAM)
Part of the Memory in the CPU that is in the form of a chip
64 RAM
Minimum requirements of RAM in a modern computer
Read-Only Memory (ROM)
data has been prerecorded
Read-Only Memory (ROM)
When data is written onto this chip, it cannot be removed and can only be read
Read-Only Memory (ROM)
Permanent storage; instructions are burned onto chips by the manufacturer.
Storage (Hard Disk)
rigid circular disk inside a computer hard disk drive.
Storage (Hard Disk)
Computer's primary storage media device.
Hard DIsk
abbreviation to hard disk drive.
Input Devices
enables users to enter commands and data into computers more efficiently than is possible with a keyboard.
Keyboard
The primary input device
Scanners
allows transferring of pictures to a computer.
Scanners
Scans images which you can then send to someone, modify, or print.
Output Devices
any hardware equipment that communicates results of data processing to the outside world.
Monitor
primary output device.
Monitor
Used to display information on the screen
Outputting Information
all the activities that are seen on the computer screen
LCD Screens
what most computers use today;
LCD Screens
Lightweight and uses less power than monitors
Printer
takes information from computers and transfers it to paper
Dot Matrix, Inkjet, and Laser
The three basic types of a printer
Speaker
disables the lower fidelity built-in speaker
Speaker
Often has a low-power internal amplifier
System Board
the center of the system
System Board
defines a computer’s computing power and speedM
Motherboards/Planar Boards
Two other terms used to refer to a System Board
Optical Character Recognition
Software used in tandem with a scanner to convert printed documents into text you can use in the word processor
Case/Casing
covers the whole computer’s circuitry.
Desktop and Tower Casing
The two types of casings
Desktop, Mini, Midi and Tower
The four different sizes that cases come in
Note
Flashcard