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COSC

Intro to computer science

QuestionAnswer
Application software end user software
basic application kinds of programs you have to know to be considered computer competent
communication device computer systems that communicate with other computer systems using modems.
computer competency acquiring computer-related skills
information system 5 parts: people, procedures, software, hardware and data
people what microcomputers are all about-making people more productive
end users people
procedures the rules or guidelines for people to follow when using software, hardware, and data
software a program to convert data into information
program step-by-step instructions that tell the computer how to do its work
data unprocessed facts
information processed facts
hardware the equipment that processes the data to create information: keyboard, mouse, monitor, system unit, other devices
connectivity allows computers to connect and to share information
information technology computer and communication technologies, such as communication links to the internet, that provide information essential to running an organization
system software enables the application software to interact with the computer hardware
operating systems programs that coordinate computer resources, provide an interface between users and the computer, and run applications
utilities perform specific tasks related to managing computer resources
device drivers specialized programs designed to allow particular input or output devices to communicate with the rest of the computer system
specialized applications programs that are narrowly focused on specific disciplines and occupations
supercomputers most powerful type of computer. specialized and high-capacity
mainframe computers capable of great processing speeds and data storage
minicomputers used by medium-sized companies
microcomputers least powerful, most widely used and fastest growing, desktop, notebook, tablet PC and handheld
Desktop computers fit on desk, too big to carry around
notebook computers laptops, portable, lightweight
tablet pc type of notebook that accepts handwriting
handheld computers smallest and are designed to fit into the palm of one hand
palm computers combine pen input, writing recognition, personal organizational tools, and communications capabilities
Personal digital assistants (PDAs) most widely used handheld computer
system unit a container that houses most of the electronic components that make up a computer system
microprocessor controls and manipulates data to produce information
memory/primary storage/Random Access Memory (RAM) holds data and program instructions for processing the data
input devices translate data and programs that humans can understand into a form that the computer can process: keyboard & mouse
output devices translate the processed information from the computer into a form that humans can understand: monitors & printers
secondary storage holds data and programs even after turned off: floppy, USB, hard disks, optical discs
Created by: 63104791
 

 



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