1. Computer Systems
Chapter 11
Section 1

2. Goals of Chapter Identify the main elements of a computer system
Describe input devices and processing activities
Explain computer storage media and output types

3. As managers plan and implement computerized activities, they must decide how best to use technology to serve the production and distribution needs of the organization.

4. Elements of a Computer Input Device Memory and Storage Output Device
Processing Unit

5. Hardware – the physical elements of a computer system
Software – refers to the instructions that run the computer system
Word processing
Spreadsheet
Database
Presentation
Communication Programs

6. Computer Networks
Computers that are linked so that they are connected to the same software, hardware, and data.
The internet is the largest and best known
Intranet – local computer network; an organization’s private computer network
Based on the same communication standards as the internet
Smaller version of internet
Only accessible by members or employees

7. Central Processing Unit
Controls center of the computer
AKA “the Brain of the computer”
Where the processing of information takes place
Program – is a series of detailed, step-by-step instructions that tell the computer what functions to complete

8. Computer Language is a system of letters, words, numbers, and symbols used to communicate with a computer

9. Software
Operating System software translate commands and allows application programs to interact with the computer’s hardware.
Application Software refers to programs that perform specific tasks
Word processing, desktop publishing, database, spreadsheet, presentation
Utilities Software helps keep a hard drive in order and a computer running smoothly

10. Memory & Storage
Internal or Primary Storage is memory within the computer
Bit, nibble, byte, kilobyte, megabyte, gigabyte, terabyte
External or Auxiliary Storage is memory that is not a part of the computer
Disk, cd’s, dvd’s, flash sticks

11. Output Devices
Text
Graphics
Audio
Video