PARTS OF THE COMPUTER 2nd ESO IES CAP DE LLEVANT
1. COMPUTING OR INFORMATION TECHNOLOGY The branch of engineering science that studies (with the aid of computers)the procedure of calculating and information (data)
2. COMPUTER Is a machine that manipulates information or "data."
3.HARDWARE Are all the fisic components that makes up a computer system
4. COMPUTER CASE Is the metal and plastic box that contains the main components of the computer
5. DESKTOP CASE lies flat on a desk, and the monitor usually sits ontopofit
6. TOWER CASE Istallandsitsnexttothemonitororonthefloor
7. ON/OFF SWITCH When you poke on it the computer boots up or put off
8. POWER SUPPLY AND POWER CORD PLUG The computer take and convert energy from the socket to continuous voltage
9. BATTERY Chemical reaction which proveides energy to the computer. It's rechargeable
10. PORTS (pins) Madetofitonlyonetypeofplug-indevice
11. MOTHERBOARDS Is the computers main circuit board. It's a thin plate that holds the CPU (Central Processing Unit), memory, and expansion cards
12. CPU: CENTRAL PROCESSING UNIT OR MICROPROCESSOR Is a chip which acts like the brain of the computer
13. EXPANSION CARD Is a card which you can install to expand a computer's capabilities
14. VIDEO CARD Allow you to see images and text on the screen
15. SOUND CARD OR AUDIO CARD Lets the computer play sounds through speakers
16. BUS An electrical conductor that makes a common connection between several circuits
17. SHORT-TERM MEMORY OR RAM: RANDOM ACCESS MEMORY Data is temporarily stored here until you save your work to the hard disk. The data disappears when the computer is turned off
18. BIT= YES OR NO (1 or 0) The smaller unit of measurement of information (from Binary + digit)like a switch
19. BYTE 8BITS(10010100)like8switchestogether
20. KB: KILOBYTES 1,024 BYTES like 1,024 groups of 8 switches or bits
1,024 KBYTES 21. MB: MEGABYTES
1,024 MB 22. GB: GIGABYTE
23. HARD DISK DRIVE (C drive) Is the data center inside of the computer
24. FLOPPY DISK DRIVE (diskette, A Until 1.44MB of data drive, )
25. CD-ROM: COMPACT DISK READ-ONLY MEMORY (until 650MB) Accesses information on a CD-ROM similar to how a CD player accesses music from a CD. CD- ROMsupto650MB
26. ROM: READ-ONLY MEMORY You can access the programs or data stored on CD-ROMs but you can't write or store your own dataorprogramsonthem
27. CD WRITER Can write CD-RW (Compact Disk ReWritable) and CD-R (Compact Disk-Recordable) discs, and read CD-ROM discs
28. DVD-ROM: DIGITAL VERSATILE DISC READ-ONLY MEMORY Can read DVD discs, all types of CDs, and can display movies from digital video discs
29. ZIP DRIVE (stores250mb) 250 megabytes on disks
30. USB FLASH MEMORY Known as pendrive
31. INPUT DEVICES Are connected to the computer through ports or sockets and are used to enter information into the computer
32. KEYBOARD Lets you type information into the computer
33. MOUSE Is the hand-held device that lets you point, click, and move objects on the monitor screen
34. TRACKBALL Is similar to a mouse, but the ball that helps maneuver the cursor is on top instead of underneath
35. TOUCHPAD You can use your finger or a tool called a stylus onapadtomovearoundthescreen
37. SCANNER (resolution) Allowsyoutocopyanimageintoyourcomputer. The more dots per inch, the better the resolution
38. HAND-HELD SCANNERS Work like scanning guns used at department stores
39. SHEET-FED SCANNERS Look like a printer and can scan only loose, single pages
40. FLATBED SCANNERS Look and act like a copy machine
41. MICROPHONE Usedtoentersoundinthecomputertorecord
42. JOYSTICK Is a leverused whileplaying a computer game
43. DIGITAL CAMERA (pixels) Lets you capture a picture in digital form and lets you transfer that image directly from this periferal to the computer
44. MONITOR SCREEN (video card) Is where the computer displays text and pictures
45. LCD: LIQUID CRYSTAL DISPLAY Uses liquid crystal cells that change reflectivity in an applied electric field; used for portable computer displays
46. PRINTER Is a machine that prints a paper copy of what youseeonthemonitor
47. DOT MATRIX PRINTER Produces characters and illustrations by striking pins against an ink ribbon. It can print multipage forms
48. INK JET PRINTER Printers shoot tiny drops of ink onto paper
49. LASER PRINTER It produces better quality black text documents andusuallyturnsoutmorepagesatalowercost per page than inkjets.
Make sound and music audible 50. SPEAKERS
51. EARPHONES Allows you to listening music without bother others classmates.
52. MODEM Allows you to connect to the Internet and communicate with other computers via a telephone line
53. EXTERNAL MODEM Plugsintothecomputerandsitsonthedesk
54. INTERNAL MODEM The modem remains in the computer case
36. TOUCHSCREEN. You can use your finger directly on the screen to move around
55. SOFTWARE Are the logic procedures or rules stored in read/write memory which manage the hardware
56. OS: OPERATING SYSTEM OR SYSTEM SOFTWARE Lets you use different types of application software, control peripheral devices
57. WORD PROCESSING PROGRAMS (Open Office writer, Microsoft Word, Corel WordPerfect) Allows you to create and edit documents, such as letters, reports, and resumes
58. SPREADSHEET APPLICATION (Open Office calc, Microsoft Excel, Lotus 1-2-3) Allows you to perform complex calculations
59. DATABASE MANAGEMENT SOFTWARE (Open Office Base, Microsoft Access) Organizes specific information in one or more tables, for example guidelines.
60. PRESENTATION SOFTWARE (Open Office Impress, Microsoft PowerPoint, Corel Presentations) Is designed for creating on-screen presentations, reports, overhead transparencies, and slideshows
61. DESKTOP PUBLISHING SOFTWARE (Adobe PageMaker, Quark Express, Microsoft Publisher This software can often handle layout for newsletters and other publications
62. COMPUTER GAME SOFTWARE (flight simulator). Allows you to play interactive games on your computer
63. EDUCATIONAL SOFTWARE Your computer becomes a virtual teacher
64. BETA SOFTWARE Is a free version of commercial software that's released before the full version to be tested