Create an account
consists of programs that control or maintain the operations of the computer and its devices. serves as the interface between the user, application software, and computer's hardware
set of programs containing instructions that work together to coordinate all the activities among computer hardware resources
core of an operating system that manages memory and devices, maintains the computer's clock, starts programs, and assigns the computer's resources
POST:power on self test
tests that make sure the computer hardware is connected properly and operating correctly
saves any open documents and programs to RAM, turns off all unneeded functions, and then places the computer in a low-power state
saves any open documents and programs to a hard disk before removing power from the computer
controls how you enter data and instructions and how information is displayed on the screen
graphical user interface
interface where you interact with menus and visual images such as buttons and other graphical objects to issue commands
command line interface
interface where user types commands or presses special keys on the keyboard to enter data and instructions
operating system that allows a single user to work on two or more programs that reside in memory at the same time
operating system that supports two or more processors running programs at the same time
fault tolerant computer
continues to operate when one of its components fails, ensuring that no data is lost
when operating system allocates a portion of a storage medium to function as additional RAM
area of hard disk used for virtual memory because is swaps data, information and instructions between memory and storage
segment of memory or storage in which items are placed while waiting to be transferred from an input device or to an output device
process that sends documents to be printed to a buffer instead of sending them immediately to the printer
program that assesses and reports information about various computer resources and devices
server operating system
operating system that organizes and coordinates how multiple users access and share resources on a network
stand alone operating system
complete operating system that works on a desktop computer, notebook computer, or mobile computing device
type of a system software that allows a user to perform maintenance-type tasks, usually related to managing a computer, its devices, or its programs
program that attempts to locate a file on your computer based on criteria you specify
utility that allows users to display, copy and print the contents of a graphics file, such as a photo
utility that reorganizes the files and unused space on a computer's hard disk so that the operating system accesses data more quickly and programs fun faster
allows users to copy, or back up, selected files or an entire hard disk to another storage medium such as another hard disk, optical disc, USB flash drive, or tape
utility that detects and protects a personal computer from unauthorized intrusions
malware that copies itself repeatedly in memory or over a network, using up system resources and possibly shutting down the system
program that warns or blocks you from potentially fraudulent or suspicious Web sites
Please allow access to your computer’s microphone to use Voice Recording.
Having trouble? Click here for help.
We can’t access your microphone!
Click the icon above to update your browser permissions and try again
Reload the page to try again!Reload
Press Cmd-0 to reset your zoom
Press Ctrl-0 to reset your zoom
It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.
Please upgrade Flash or install Chrome
to use Voice Recording.
For more help, see our troubleshooting page.
Your microphone is muted
For help fixing this issue, see this FAQ.
Star this term
You can study starred terms together