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Questions and Answers List

level questions: Level 1

QuestionAnswer
Computer is a ...Programmable electronic device
ComputerAccepts input; performs processing operations; outputs the results; and provides storage for data, programs, or output when needed
Most computers today also have ...Communications capabilities
Information processing cycleProgression of input, processing, output, and storage
Data is ...The raw, unorganized facts that are input into the computer to be processed
InformationData that the computer has processed into a useful form
Data can exist in many formsRepresenting text, graphics, audio, and video
AbacusOne of the first calculating devices
Early computing devices that predate today’s computersThe slide rule, the mechanical calculator, and Dr. Herman Hollerith’s Punch Card Tabulating Machine and Sorter.
First-generation computersPowered by vacuum tubes
Computers people are ..Programmers and computer users
Computer usersPerform tasks or obtain information
First-generation computers examplesENIAC and UNIVAC
Second-generation computersUsed transistors
Third-generation computersUsed integrated circuit (IC)
Fourth-generation computersUse microprocessors and are frequently connected to the Internet and other networks
Specific tasks or applicationsWord processing, Web browsing, photo touch-up, and so on
Fifth-generation computersBased on artificial intelligence
A computer is made up of ...Hardware and software
HardwareThe actual physical equipment that makes up the computer system
SoftwareThe computer's programs
Common hardware components includeInput devices, a processing device, output devices, storage devices and storage media, and communications device
Windows desktopThe basic workspace for Windows’
Input devicesThe keyboard and mouse
The operating system allowsThe boot process and controls operation of the computer
A processing deviceCentral processing unit
Output devicesMonitor/display, screens and printers
Storage devicesHard drives, CDs and DVD drives, USB flash drives, and flash memory cards
Software programs are written using a ...Programming language
Most software programs today use a ...Variety of graphical objects that are selected to tell the computer what to do
Controls operation of the computerAllow users to run other types of software and to manage their files
The boot processStarting a computer
Type of communications devicesModem, network adapter
A communication devices to allow users to ...Connect to the internet or other network
Application softwareConsists of programs designed to allow people to perform specific tasks or applications
Storage mediaCompact disc (CD), Digital Versatile Disk (DVD)
A software is made up of ...System software and application software
All computers need ...System software
ProgrammersWrite programs
The basic part of system software is a ...Operating system (OS)
In addition to hardware, software, data, and procedures a computer system includesPeople
Examples of operating systemsWindows, Mac OS, Linux