Wednesday, May 14, 2008
Monday, May 12, 2008
System vocabulary (pg749)
1.central processing unit-the part of the computer that executes instruction,controls the flow of data and performs the arithmetic and logic decision
2.expansion slots-a part of the motherboard that allows the connection of circuit with additinal ports.thes ports let the user attach additional divices to the computer.
3.flash memory-smartmedia and compant flash card store megabytes of data on small,thin cards using a type of chip
4.graphical user interface-lets user point and click on recognizable ,intuitive,and consistent objects.
5.hard drive-is the storage device at the heart of most computer system.
6.hardware-the physical part of a computer system including input,output,storage,and other devices.
7.input device-any device that accepts data from the user , such as a key board or mouse.
8.linux-is powerful operating system for PCs based on unix.
9.MacOS-the operating system of the macintosh line of computer system
10.mainframe-performs mutiple tasks for many user simultaneously-usually for large orporations or organizations.
11.minicomputer-a computer system smaller and less powerful than a mainframe but capable of supporting multiple user for a small to medium sized organization
12.motherboard-the main circuit board contaning a computer's central processing unit (CPU) ,memory ,and expansion slots.
13.operatring system(OS)-the software programs oversees and controls everything that happens while your computer is turned on
14.output device-shows you the results of the computers processing.
15.platform-the combination of a specific of computer system and a specific version of operating system
16.professional worksheet-a computer system smaller than a minicomputer but more powerful than most personal computer
17.ramdom access memory(RAM)-a computers primary working memory that temporarily stores infomation while the computer is turned on.
18.read-only memory(ROM)-the part of a computer primary storage that permanently stores information ,even when the computer is turned off.
19.supercomputer-meet yhis need by processing trillions of calculations per second
20.syntax-this means that in order to communicate with the system,the user must type commands using particular keywords punctuation symbols
21.system software-includes the operating system and utility programs that helps to operate and maintain your computer data management tasks
22.system unit-the case that holds the main ,inernal circuitry of a computer including the motherboard, skdrives, and power supply
23.user interface-the way in whic the user interacts with the computer
24.utility program-the other part of the system software perform "behind the scene duties that are important but not essential tot he basic operation of the system.
25.virus-are small pieces of unauthorized program code written to invade hard drives.
26.windows-microsoft corporation introduced its own graphical user interface.
2.expansion slots-a part of the motherboard that allows the connection of circuit with additinal ports.thes ports let the user attach additional divices to the computer.
3.flash memory-smartmedia and compant flash card store megabytes of data on small,thin cards using a type of chip
4.graphical user interface-lets user point and click on recognizable ,intuitive,and consistent objects.
5.hard drive-is the storage device at the heart of most computer system.
6.hardware-the physical part of a computer system including input,output,storage,and other devices.
7.input device-any device that accepts data from the user , such as a key board or mouse.
8.linux-is powerful operating system for PCs based on unix.
9.MacOS-the operating system of the macintosh line of computer system
10.mainframe-performs mutiple tasks for many user simultaneously-usually for large orporations or organizations.
11.minicomputer-a computer system smaller and less powerful than a mainframe but capable of supporting multiple user for a small to medium sized organization
12.motherboard-the main circuit board contaning a computer's central processing unit (CPU) ,memory ,and expansion slots.
13.operatring system(OS)-the software programs oversees and controls everything that happens while your computer is turned on
14.output device-shows you the results of the computers processing.
15.platform-the combination of a specific of computer system and a specific version of operating system
16.professional worksheet-a computer system smaller than a minicomputer but more powerful than most personal computer
17.ramdom access memory(RAM)-a computers primary working memory that temporarily stores infomation while the computer is turned on.
18.read-only memory(ROM)-the part of a computer primary storage that permanently stores information ,even when the computer is turned off.
19.supercomputer-meet yhis need by processing trillions of calculations per second
20.syntax-this means that in order to communicate with the system,the user must type commands using particular keywords punctuation symbols
21.system software-includes the operating system and utility programs that helps to operate and maintain your computer data management tasks
22.system unit-the case that holds the main ,inernal circuitry of a computer including the motherboard, skdrives, and power supply
23.user interface-the way in whic the user interacts with the computer
24.utility program-the other part of the system software perform "behind the scene duties that are important but not essential tot he basic operation of the system.
25.virus-are small pieces of unauthorized program code written to invade hard drives.
26.windows-microsoft corporation introduced its own graphical user interface.
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