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Bit Smallest unit of binary information. 8 equal a byte.
Byte Represents 1 alphabetic or numeric character of information.
Control Unit Retrieves the instructions and sends command signals to the rest of the computer system to tell them what to do.
Arithmetic Logic Unit Performs the mathematical calculations that are required in many data processing programs.
Memory Unit Allows storage of information. 2 Parts Random Access & Ready Only.
Random Access Memory Temporary memory that is designed to hold new data and is available while the compute is turned on.
Read Only Memory Permanent internal memory inside the system, inaccessible to the user, and is used to store instructions that are installed or programmed at the manufacturer.
Megahertz One million cycles per second.
Gigahertz One Billion cycles per second.
Cache Provides a temporary storage area that provides quick access to information.
Input Devices Allow input of data into the computer. Examples are keyboards, mice, scanners, graphic tablets, microphones, digital cameras, web cameras, whiteboads, PDAs, clickers, and cell phones.
Optical Character Recognition A converting text type of software.
Output Devices Produce the data after it has been processed in hard copy or soft copy. Examples are Text Documents, Graphics, or Multimedia.
Cathode Ray Tube Technology which screen is measured including the casing.
Liquid Crystal Tube Technology which screen is measured inside the casing.
Created by: RRM2P8