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module 1 - lesson 1
vovabulary
Question | Answer |
---|---|
arithmetic/logic unit (ALU) | 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 in machine language. |
BIOS ROM | a type of computer chip where instructions for starting up the computer are stored. |
byte | a single character in computer language; eight bits are equal to one byte. |
central processing unit (CPU) | microprocessor that is the brains of the computer. |
circuit board | this plate or board that contains electronic components. |
computer | an electronic device that recieves data (input), process data, stores data, and producers a result (output). |
control unit | coordinates all of the processor's activities. |
data | text, numbers, sound, images, or video. |
dual-core processor | a single chip that contains two separate processors. |
embedded computers | perform specific tasks and can be found in a range of devices such as a digitaal watch or an MP3 player. |
file allocation table (FAT) | a special log on a magnetic storage disk where each track is labeled and given a location. |
hard disks | used to store data inside the computer; removable versions also avaailable. |
hardware | the actual machine-wires,transistors,and circuits-in a computer system. |
information | outout produced by a computer. |
memory | shrt term or long term way to store a file or information. |
mobile devices | small general-purpose computers that can generally fit into the palm of your hand. |
motherboard | circuit board mounted in a computer case that contains integral components. |
multicore processor | an explanation that provides for more than two separate processor. |
network drive | a hard drive or a tape drive located on a computer other than the user's local system. |
notebook computers | small personal computers that contains the monitor with a built-in key board;also called laptop computers. |
random access memory (AOM) | short term memory located on the motherboard that the computer can read from and write to temporarily. |
read-only memory (ROM) | 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; variation include file server, database server, and web server. |
software | instructions or program, 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 retrieved. |
usb flash drive | small removable solid-state storage device. |