Tuesday, May 13, 2008
Monday, May 12, 2008
Systems Vocabulary
Central processing unit-The part of the computer that executes instructions, controls the flow of data, and performs the arithmetic and logic decisions.
Expansion slots-A part of the motherboard that allows the connection of circuit boards wit additional ports. Thee ports let the user attach additional devices to the computer.
Flash memory-A type of removable memory commonly used in small hand-held devices, such as cell phones, digital cameras, and digital music players.
Graphical user interface-A design for the part of an poeratin system in which the user typically oeerates a mouse to point and click on graphic icons representing files, forders, disks and programs.
Hard drive- =A nonremovable storage device used to hold software and data on a computer system.
Hardware-The physical parts of a computer system including input, output, storage, and other devices.
Input device-Any devices that accepts data from the user, such as a keyboard or mouse.
Linux-An perating systm based on Unix that permits andy programmer to improve upon it and is abailable as freeware.
MacOS-The operating system of the Macintosh line of comptuer systems.
Mainframe-A computer system used by large organizations that can support many users and larg databases.
Minicomputer-A computer system smaller and less powerful than a mainframe but capable of supporting multiple users for a small to medium sized organization.
Motherboard-The main circuit board containing a computer's central processing unit, memory and expansio slots.
Operating system-The software program that oversees and controls every thing taht happens while a computer is turned on, such as running the applications software, manageing the hardware, and maintaining file storage.
Output Device-A part of the computer system that sisplays information to the user, such as a monitor or a printer.
Platform-The combination of harware and peratin system that defines the types of programs and devices your computer will support.
Professional Workstation-A computer system smaller than a minicomputer but more poerful than most personal computers.
Random access memory-A computer's primary working memory that temporaily sotres information while the computer is turned on. The central processing unit works with information stored in RAM.
Read-only memory-The part of a computer's primary storage that permanently sotes information, even when the computer is turned off.
Supercomputer-A computer that is faster and more pewerful thatn mainframe. SUpercomputers are used by large research faciliteis of government agencies needing a lot of processing ability.
syntax- The sturcture of entering funcitons and commands including spelling punctuation and acceptabel keywords.
system software-The soft ware necesary to perate and mantain a computer system including operatin systems and utility progarams.
system unit- The case that holds the main, internal circuitry aof a computer including the motherboard anddiskdrves and powr supply.
user interface-The visual potion of the poeratin system oftware that determines the manner in which users interact with the compuer.
utility programA origran that assists the user in maintaining and improving the operating system some utilitys programs are supplied by the peratin system while tohters are sold by third-party vendors.
virus- A program designed as a prank that replicates itself afrom one computer to another. Viruses can be harnless but annoying to users or they can affect software performance and destroy informatinon.
Windows-The common name of the family of oprating system with graphical user interfaces, manufactered by Microsoft Corp.
Expansion slots-A part of the motherboard that allows the connection of circuit boards wit additional ports. Thee ports let the user attach additional devices to the computer.
Flash memory-A type of removable memory commonly used in small hand-held devices, such as cell phones, digital cameras, and digital music players.
Graphical user interface-A design for the part of an poeratin system in which the user typically oeerates a mouse to point and click on graphic icons representing files, forders, disks and programs.
Hard drive- =A nonremovable storage device used to hold software and data on a computer system.
Hardware-The physical parts of a computer system including input, output, storage, and other devices.
Input device-Any devices that accepts data from the user, such as a keyboard or mouse.
Linux-An perating systm based on Unix that permits andy programmer to improve upon it and is abailable as freeware.
MacOS-The operating system of the Macintosh line of comptuer systems.
Mainframe-A computer system used by large organizations that can support many users and larg databases.
Minicomputer-A computer system smaller and less powerful than a mainframe but capable of supporting multiple users for a small to medium sized organization.
Motherboard-The main circuit board containing a computer's central processing unit, memory and expansio slots.
Operating system-The software program that oversees and controls every thing taht happens while a computer is turned on, such as running the applications software, manageing the hardware, and maintaining file storage.
Output Device-A part of the computer system that sisplays information to the user, such as a monitor or a printer.
Platform-The combination of harware and peratin system that defines the types of programs and devices your computer will support.
Professional Workstation-A computer system smaller than a minicomputer but more poerful than most personal computers.
Random access memory-A computer's primary working memory that temporaily sotres information while the computer is turned on. The central processing unit works with information stored in RAM.
Read-only memory-The part of a computer's primary storage that permanently sotes information, even when the computer is turned off.
Supercomputer-A computer that is faster and more pewerful thatn mainframe. SUpercomputers are used by large research faciliteis of government agencies needing a lot of processing ability.
syntax- The sturcture of entering funcitons and commands including spelling punctuation and acceptabel keywords.
system software-The soft ware necesary to perate and mantain a computer system including operatin systems and utility progarams.
system unit- The case that holds the main, internal circuitry aof a computer including the motherboard anddiskdrves and powr supply.
user interface-The visual potion of the poeratin system oftware that determines the manner in which users interact with the compuer.
utility programA origran that assists the user in maintaining and improving the operating system some utilitys programs are supplied by the peratin system while tohters are sold by third-party vendors.
virus- A program designed as a prank that replicates itself afrom one computer to another. Viruses can be harnless but annoying to users or they can affect software performance and destroy informatinon.
Windows-The common name of the family of oprating system with graphical user interfaces, manufactered by Microsoft Corp.
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