ISBB Chapter 2 - Hardware

Terms in this set (22)

Binary
A number expressed in the binary numeral system, representing values using 0's and 1's.
Bit
The smallest unit of data in a computer represented by one or zero
Bluetooth
A wireless technology standard for exchanging data over short distances from fixed and mobile devices, and building personal area networks.
Bus
The electrical connection between different computer components that is an important determiner of the computer's speed.
Byte
A unit of data that computers use to represent a character such as a letter, number, or typographic symbol with a group of eight bits.
Central Processing Unit (CPU):
The "brains" of the device, carries out the commands sent to it by the software and returns results to be acted upon.
Digital Devices
Is an electronic device which uses discrete, numerable data and processes for all its operations.
Electronic Waste
Used electronics which are destined for reuse, resale, salvage, recycling or disposal.
Hard Disk
Where data is stored when the computer is turned off and where it is retrieved from when the computer is turned on.
Hertz
A measure of computer processing speed.
Input Devices
Peripheral hardware used to provide data and control signals to a computer. Examples of input devices include keyboards, mice, scanners, digital cameras and joysticks.
Integrated Computing
Integration of computing technology into everyday products to enhancing its capabilities.
Memory
Specifically Computer Memory. Any physical device capable of storing information temporarily or permanently.
Moore's Law
The observation that over the history of computing hardware, the number of transistors in a dense integrated circuit has doubled approximately every two years.
Motherboard
The main circuit board on the computer that connect to the CPU, memory, and storage components, among other things.
Network Connection
Provides connectivity between your computer and the Internet, a network, or another computer.
Read Access Memory (RAM)
The working memory that begins to load information from the hard disk as the computer starts up.
Output Devices
An output device sends data from a computer to another device or user. This includes audio and video output. Other examples are monitors, projectors, speakers, headphones and printers.
Removable Media
Fixed storage components. Removable storage media that is portable.
Storage
The retention of retrievable data on a computer or other electronic system.
Storage Devices
Is any device used to store digital data or information through input or output operations.
Solid State Drive (SSD)
Performs the same function as a hard disk: long-term storage that uses spinning disks, flash memory, which is much faster.
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