Friday, May 23, 2008
Thursday, May 15, 2008
Monday, May 12, 2008
system vocabulary
1.central pricessing-the cpu is responsible for performing all of the arithmetic and logical intructions that the computercan do.
2.expasion slots-connection that let you install expansion board(also called adapter cards) circuit board that allow you to attach additional devices to you compoter system.
3.flash memory-for exaple, sony,s memory stick holds up to 128 MB of data on a decive about the size of stick of chewing gum.
4.graphical user interface-the GUI lest users point and click on recognizable, intuitive, and consistent objects eliminating the need to memorize complex cpmmands and syntax.
5.hard drive-is the storange decive at the heart of most computer systems.
6.hardware-encompasses all the physical components of a computer.
7.input decice-are external to the system unit and are attached to it using specific connectors and poyts.
8.linux-is apowerful operating for PCs based on Unix.
9.macOs-mac users were the first to rely on the mouse and to depend on WYSIWYG (what you see is what you get) scren fonts and graphics.
10.mainframe-perform mutiple tasks for many users simultaneously-usually for large corporations or organizations.
11.minicomputer-smaller mutiuser systems calle minicomputer were common in the 1970s and 1980s.
12.motherboard-residing on the motherboard is the central processing unit (CPU).
13.operanting system(OS)-yhe software program that oversees and controls everything that happens while your computer is turned on.
14.output decive-most computer systems have at least three types of output decives-a monitor, a printer, and a speaker.
15.platform-application software is designed for specific platforms.
16.professional workstation-the meets the needs of users requiring more computing power that a personal computer yet lees than a minicomputer.
17.random access memory(RAM)-chips store data only temporaly; all information is erased when the computer is turned off.
18.read-only memory(ROM)-chips have instructions and data built into them.
19.supercomputer-meet this need by processing trillions of calculations per second.
20.syntax-in recent years, several user-friendly graphical user interfaces have been developed for unix, which has increased its popularity in personal computer systems.
21.system sofrware-includes the operating system and utility programs that help to operate and maintain your computer's data management tasks-usually automatically without any action on your part.
22.system unit-is the case that houses the computer's internal processing circuitry-including the motherboard, disk drives, power supply,plugin boards.
23.user interface-the way in which the user interacts with the computer.
24.unity program-the other part of the system software perform 'behind the scenes' duties that areimportant but not essential to the basic operation of the system.
25.virus-are small pieces of unauthorized program code written to invade hard drives.
26.windowsin 1985, microsoft corporation introduced its own graphical user interface called windows
2.expasion slots-connection that let you install expansion board(also called adapter cards) circuit board that allow you to attach additional devices to you compoter system.
3.flash memory-for exaple, sony,s memory stick holds up to 128 MB of data on a decive about the size of stick of chewing gum.
4.graphical user interface-the GUI lest users point and click on recognizable, intuitive, and consistent objects eliminating the need to memorize complex cpmmands and syntax.
5.hard drive-is the storange decive at the heart of most computer systems.
6.hardware-encompasses all the physical components of a computer.
7.input decice-are external to the system unit and are attached to it using specific connectors and poyts.
8.linux-is apowerful operating for PCs based on Unix.
9.macOs-mac users were the first to rely on the mouse and to depend on WYSIWYG (what you see is what you get) scren fonts and graphics.
10.mainframe-perform mutiple tasks for many users simultaneously-usually for large corporations or organizations.
11.minicomputer-smaller mutiuser systems calle minicomputer were common in the 1970s and 1980s.
12.motherboard-residing on the motherboard is the central processing unit (CPU).
13.operanting system(OS)-yhe software program that oversees and controls everything that happens while your computer is turned on.
14.output decive-most computer systems have at least three types of output decives-a monitor, a printer, and a speaker.
15.platform-application software is designed for specific platforms.
16.professional workstation-the meets the needs of users requiring more computing power that a personal computer yet lees than a minicomputer.
17.random access memory(RAM)-chips store data only temporaly; all information is erased when the computer is turned off.
18.read-only memory(ROM)-chips have instructions and data built into them.
19.supercomputer-meet this need by processing trillions of calculations per second.
20.syntax-in recent years, several user-friendly graphical user interfaces have been developed for unix, which has increased its popularity in personal computer systems.
21.system sofrware-includes the operating system and utility programs that help to operate and maintain your computer's data management tasks-usually automatically without any action on your part.
22.system unit-is the case that houses the computer's internal processing circuitry-including the motherboard, disk drives, power supply,plugin boards.
23.user interface-the way in which the user interacts with the computer.
24.unity program-the other part of the system software perform 'behind the scenes' duties that areimportant but not essential to the basic operation of the system.
25.virus-are small pieces of unauthorized program code written to invade hard drives.
26.windowsin 1985, microsoft corporation introduced its own graphical user interface called windows
Thursday, May 8, 2008
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