Computer Basics
description
Transcript of Computer Basics
![Page 1: Computer Basics](https://reader035.fdocuments.us/reader035/viewer/2022070317/556319a8d8b42a811a8b4b54/html5/thumbnails/1.jpg)
Computer BasicsTechnology Literacy
HardwareSoftware
Operating Systems
![Page 2: Computer Basics](https://reader035.fdocuments.us/reader035/viewer/2022070317/556319a8d8b42a811a8b4b54/html5/thumbnails/2.jpg)
Introduction to Computers
Help us perform tasks efficiently and quickly
Are used in almost every field/industry
Made of various parts› Input devices› Output devices› Processing devices› Storage devices
![Page 3: Computer Basics](https://reader035.fdocuments.us/reader035/viewer/2022070317/556319a8d8b42a811a8b4b54/html5/thumbnails/3.jpg)
Computer Basics
Hardware› “Refers to all the
physical components connected to a computer” (microsoft.com)
![Page 4: Computer Basics](https://reader035.fdocuments.us/reader035/viewer/2022070317/556319a8d8b42a811a8b4b54/html5/thumbnails/4.jpg)
Hardware
Input Devices Mouse Keyboard Microphone Scanner Webcam Stylus Digital Camera
Output Devices Monitor Printer Speakers Headphones Projector
![Page 5: Computer Basics](https://reader035.fdocuments.us/reader035/viewer/2022070317/556319a8d8b42a811a8b4b54/html5/thumbnails/5.jpg)
Hardware
Processing Devices CPU Memory Motherboard Video Card Network Interface
Card Sound Card
Storage Devices Hard Drive Floppy Disk CD-ROM DVD-ROM Jump Drive
![Page 6: Computer Basics](https://reader035.fdocuments.us/reader035/viewer/2022070317/556319a8d8b42a811a8b4b54/html5/thumbnails/6.jpg)
HardwareCPU (Central Processing
Unit) This is the brain of
your computer. It interprets and runs
the commands you give the computer.
A processor these days can have several "cores," each of which is similar to an independent processor.
![Page 7: Computer Basics](https://reader035.fdocuments.us/reader035/viewer/2022070317/556319a8d8b42a811a8b4b54/html5/thumbnails/7.jpg)
Hardware Memory
RAM (Random access
memory) › Main memory› Temporary› Only available when
computer is on
Where information is stored and retrieved by the CPU.
ROM (Read only memory)› Permanent› Used to store
commands› Remains even when
computer is off
![Page 8: Computer Basics](https://reader035.fdocuments.us/reader035/viewer/2022070317/556319a8d8b42a811a8b4b54/html5/thumbnails/8.jpg)
HardwareMotherboard
A large circuit board inside a computer
Connects input, output and processing devices and tells the CPU how to run.
![Page 9: Computer Basics](https://reader035.fdocuments.us/reader035/viewer/2022070317/556319a8d8b42a811a8b4b54/html5/thumbnails/9.jpg)
Hardware Video Card
Used to process graphics
Because most of today's programs are graphically oriented, the video card can help almost any program run more efficiently.
![Page 10: Computer Basics](https://reader035.fdocuments.us/reader035/viewer/2022070317/556319a8d8b42a811a8b4b54/html5/thumbnails/10.jpg)
Hardware Network Interface Card
(NIC) Hardware that allows a
computer to be connected to other computers (a network) so information can be exchanged between them.
![Page 11: Computer Basics](https://reader035.fdocuments.us/reader035/viewer/2022070317/556319a8d8b42a811a8b4b54/html5/thumbnails/11.jpg)
Hardware Sound Card
Converts audio signals to digital signals that can be stored as a audio file.
Converts audio signals to electrical signals to play through speakers or headphones.
![Page 12: Computer Basics](https://reader035.fdocuments.us/reader035/viewer/2022070317/556319a8d8b42a811a8b4b54/html5/thumbnails/12.jpg)
Hardware Optical Drive (CD/DVD/BR) An input and output
device that can receive and burn data.
![Page 13: Computer Basics](https://reader035.fdocuments.us/reader035/viewer/2022070317/556319a8d8b42a811a8b4b54/html5/thumbnails/13.jpg)
Hardware Hard Drive
Main storage device on a computer
Stores the operating system, the programs and all of your documents.
When your computer powers down, the data on a hard drive remains intact.
![Page 14: Computer Basics](https://reader035.fdocuments.us/reader035/viewer/2022070317/556319a8d8b42a811a8b4b54/html5/thumbnails/14.jpg)
Hardware Portable Storage
CD-ROM› Commonly stores
music or pictures DVD-ROM
› Can store more data than a CD-ROM
› Commonly stores movies and videos
USB Flash Drive› “Jump drive”› Various sizes (4GB,
8GB, 16GB)› Stores files,
pictures, videos, etc.
![Page 15: Computer Basics](https://reader035.fdocuments.us/reader035/viewer/2022070317/556319a8d8b42a811a8b4b54/html5/thumbnails/15.jpg)
Computer Basics
Software› A collection of computer
programs and related data that provide the instructions for telling a computer what to do and how to do it.
![Page 16: Computer Basics](https://reader035.fdocuments.us/reader035/viewer/2022070317/556319a8d8b42a811a8b4b54/html5/thumbnails/16.jpg)
SoftwareSystem Software
Provides the basic functions for computer usage and helps run the computer hardware and system. › Device drivers› Operating systems› Servers› Utilities› Window systems
![Page 17: Computer Basics](https://reader035.fdocuments.us/reader035/viewer/2022070317/556319a8d8b42a811a8b4b54/html5/thumbnails/17.jpg)
SoftwareProgramming Software
Provides tools to assist a programmer in writing computer programs, and software using different programming languages in a more convenient way. › Compilers› Debuggers› Interpreters› Linkers› Text Editors
![Page 18: Computer Basics](https://reader035.fdocuments.us/reader035/viewer/2022070317/556319a8d8b42a811a8b4b54/html5/thumbnails/18.jpg)
SoftwareApplication Software
Developed to aid in any task that benefits from computation. It is a broad category, and encompasses software of many kinds, including:› Business Software (QuickBooks, etc.)› Databases› Spreadsheets› Video Games› Productivity Programs (Word,
PowerPoint, Excel, etc.)
![Page 19: Computer Basics](https://reader035.fdocuments.us/reader035/viewer/2022070317/556319a8d8b42a811a8b4b54/html5/thumbnails/19.jpg)
SoftwareOperating System
The most important software on the computer.
Every computer must have an operating system to run other programs.
Controls and manages the hardware connected to the computer.
Helps organize and manage files and folders.
![Page 20: Computer Basics](https://reader035.fdocuments.us/reader035/viewer/2022070317/556319a8d8b42a811a8b4b54/html5/thumbnails/20.jpg)
SoftwareOperating Systems
Open (free) Ubuntu Linux
Closed ($$$) Windows 8 Windows 7 Windows XP Windows Vista Snow Leopard
![Page 21: Computer Basics](https://reader035.fdocuments.us/reader035/viewer/2022070317/556319a8d8b42a811a8b4b54/html5/thumbnails/21.jpg)
Software: Operating Systems
Windows 7 Desktop
DESKTOP- Icons, Wallpaper, Task Bar, System Tray
START MENU TASK BAR SYSTEM TRAY
![Page 22: Computer Basics](https://reader035.fdocuments.us/reader035/viewer/2022070317/556319a8d8b42a811a8b4b54/html5/thumbnails/22.jpg)
Operating Systems: Windows 7
Windows 7 Start Button (Menu)
Recently used programs
Files, Settings & Features
Expand All Programs
Shut down, Log Off
![Page 23: Computer Basics](https://reader035.fdocuments.us/reader035/viewer/2022070317/556319a8d8b42a811a8b4b54/html5/thumbnails/23.jpg)
Operating Systems: Windows 7
All Programs
Expanded list of programs
![Page 24: Computer Basics](https://reader035.fdocuments.us/reader035/viewer/2022070317/556319a8d8b42a811a8b4b54/html5/thumbnails/24.jpg)
Operating Systems: Windows 7
Click Control Panel
![Page 25: Computer Basics](https://reader035.fdocuments.us/reader035/viewer/2022070317/556319a8d8b42a811a8b4b54/html5/thumbnails/25.jpg)
Operating Systems: Windows 7
Control Panel
![Page 26: Computer Basics](https://reader035.fdocuments.us/reader035/viewer/2022070317/556319a8d8b42a811a8b4b54/html5/thumbnails/26.jpg)
Operating Systems: Windows 7
My Computer
![Page 27: Computer Basics](https://reader035.fdocuments.us/reader035/viewer/2022070317/556319a8d8b42a811a8b4b54/html5/thumbnails/27.jpg)
Operating Systems: Windows 7
My Computer