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module-1 lesson 1
vocabulary
Question | Answer |
---|---|
Arthmetic/Logic unit | section of central processing unit that performs arthmetic 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 egual to one byte |
central processing unit | microprocessor that is the brains of the computer |
circuit board | thin plate or board that contains electronic components |
computer | an electronic device that recives data, processes data, stores data, and produces a result |
control unit | coordinates all of the processor's activites |
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 digital watch or an MP3 player |
file allocation table | 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 available |
hardware | the actual machine- wires, transistors, and circuits- in a computer system |
information | output produced by a computer |
memory | short 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 expansion that provides for more than two separate processors |
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 contain the monitor with a built-in keyboard; also called taptop computers |
random access memory | short term memory located on the motherboard that the computer can read from and write 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; varitations include file server, database server, and web server |
software | instructions or programs for controlling the computer |
supercomputer | fastest typeof 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 dta is stored or retieved |
UBS flash drive | small removable solid-state storage device |