Question | Answer |
arithmetic / logic | section of central processing unit that performs arithmetic computations and logical operations. |
binary | machine language that is made up of only 0s and 1s . |
bit | a single zero or a single one chip where instructions for starting up the computer are stored. |
BIOS ROM | a type of computer chip where instructions for starting up the computer are stored. |
byte | a single character language; eight bits are equal to one byte. |
central processing unit | microprocessor that is the brains of computer. |
circuit board | thin plate or board that contains electronic components. |
computer | an electronic device that recieves data (input), processes data, stores data, and produces a result. |
control unit | coordinates all of the processor's activities |
data | text, numbers, sound, images, or video |
dual-core processor | a songle chip that contains two seprete processors |
embedded computers | perform specific tasks and can be found in a range of devices such as a digital watch an mp3 player. |
file allocation table | a special log on a magnetic storage disk where each track is labeled and given a location |
hard disk | used to store data inside the computer; removable versions also available. |
hardware | the actual machine--wires, transistors, and circuits--in a computer system. |
information | output produced by a computer |
memory | short term or longterm way to store a file or information |
mobile devices | small general-purposes computers that can generally fit into the palm of your hand |
motherhboard | circuit board mounted in a computer case that contains integral components |
multicore processor | and expansion that provides for more than two seprete processors |
network drive | a hard drive or tape drive located on a computer other than the user's local system |
notebook computers | small personal computers that contain the monitor with a built-in keyboard; also called laptop computers |
random access memory | short term memory located on the motherboard that the computer can read from and write to temporarily. |
read-only memory | stores specific instructions needed for computer operations |
remote storage | used to extend disk space on a server and eliminate the addition of more hard disks or other storage devices |
server | a general-purpose computer that can support a few users or hundreds of users; varations include file server, database server, and web server |
software | instructions or programs for controlling the computer |
supercomputer | fastest type of computer; used for specialized applications to process enormous amounts of data |
tablet PC | personal computer similar in size and thickness to a notepad; used with a stylus or digital pen on a touch screen |
tracks | circles on a magnetic storage device where data is stored or retreived |
USB flash drive | small removable solid-state storage device |
The computer is one of the most important______ of the past century. | inventions |
The first computers were developed in the late _________ for use by the military and government. | 1940s and early 1950s |
The first ____ computer was built in 1976. | apple |
Special-purpose computers are mostly to ____ other devices. | control |
General-purpose computers are divided into ____, based on their physical size, function, cost, and performance. | categories |
Computers take ____ and change it into information. | raw data |
You input programs and data with some type if ___ device. | input |
The computer uses _____ to process the data and to turn it into information. | instructions |
You ____ the information to some type of output device. | Send |
You store it for later ______. | retrieval |
The _____ is a circuit board that contains integral components. | motherboard |
The central processing unit (CPU) is the _____ of the computer. | Brains |
CPU has two primary sections: the _____ and the _____ | |