9th Computer - Basics

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Author:
treats101
ID:
283183
Filename:
9th Computer - Basics
Updated:
2014-10-09 21:08:09
Tags:
BIM
Folders:
BIMS
Description:
get to know the computer
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  1. Is an electronic device that accepts information and instructions from its user, manipulates the information according to the instructions, displays the information in some way and stores the information for retrieval later
    Computer
  2. Computers used by one person in a home or office
    Personal computer
  3. The physical components of a computer
    Hardware
  4. The main circuit board inside the computer that contains the CPU, BIOS, memory, ports, slots and all the controllers required to control peripheral devices.
    Motherboard
  5. Built-in software that determines what a computer can do without accessing programs from a disk.  The BIOS contains all the code required to control the keyboard, monitor, disk drives, serial communications, ect. It is typically placed on a ROM chip that comes with the computer.
    BIOS
  6. Acts as the computer's brain where most calculations take place.  It is the most important element of a computer system.
    central processing unit (CPU)
  7. Anything that allows you to put information into your computer.
    Input devices
  8. Most commonly used input device used to enter data of commands into the computer; has buttons that the user presses to enter information
    Keyboard
  9. An input device that allows the user to point and select items on the screen.
    Mouse
  10. An input device that reads printed info. and translates in into digital data the computer can understand
    Scanner
  11. Store and show your output
    Output devices
  12. An output device that allows the user to see the information while working on the computer
    Monitor
  13. A small portable flash memory card that plugs into a computer's USB port and functions as a portable hard drive
    USB flash drive
  14. Temporarily stores data and program instructions so they can be accessed by the PCU.  Once you turn off the computer the memory is gone.
    RAM
  15. A type of permanent computer memory, read only memory
    ROM
  16. A storage devise used to save and retrieve information stored on metal platters.  Usually located inside the computer
    Storage devise or Hard drive
  17. Connects one computer to other computers and peripheral devices
    Networks
  18. The plug-in receptacles usually located on the back of the system unit; are used to attach peripheral.  It is where information goes into or out of a computer
    Ports
  19. Computer instructions or data. Anything that can be stored electronically is software.  Software is often divided into two categories: system software and application software
    Software
  20. Is the operating system and the utilities that enable the computer to function.  For example Windows DOS and UNIX
    System software
  21. Any program that is intended to cause harm or convey information to others without the owners permission
    Malware
  22. Searches executable files for the sequences of characters that might cause harm and disinfects the files by erasing them
    Antivirus software
  23. The practice of sending emails and them to click the link and then "verify" personal information by entering it into their site
    phishing
  24. Includes programs that do real work for users.  For example word processing, spreadsheets, and database fall under the category.
    Application software
  25. Data, applications, and even resources are stored on servers accessed over the internet rather that on a users computer and you access only what you need when you need it.
    Cloud computing

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