lead black slide n.
Download
Skip this Video
Loading SlideShow in 5 Seconds..
Lead Black Slide PowerPoint Presentation
Download Presentation
Lead Black Slide

Loading in 2 Seconds...

play fullscreen
1 / 36

Lead Black Slide - PowerPoint PPT Presentation


  • 144 Views
  • Uploaded on

Lead Black Slide. Chapter 3. Information System Fundamentals. Our Agenda. Hardware for Information Systems Software for Information Systems Stored Data for Information Systems Personnel for Information Systems Procedures for Information Systems Ethical Issues for Information Systems.

loader
I am the owner, or an agent authorized to act on behalf of the owner, of the copyrighted work described.
capcha
Download Presentation

PowerPoint Slideshow about 'Lead Black Slide' - nuri


An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -
Presentation Transcript
lead black slide
Lead Black Slide

Powered by DeSiaMore

chapter 3

Chapter 3

Information System Fundamentals

Powered by DeSiaMore

our agenda
Our Agenda
  • Hardware for Information Systems
  • Software for Information Systems
  • Stored Data for Information Systems
  • Personnel for Information Systems
  • Procedures for Information Systems
  • Ethical Issues for Information Systems

Powered by DeSiaMore

learning objectives
Learning Objectives
  • Explain why businesses need computer and communications hardware in information systems.
  • Distinguish between the three main types of computer systems.
  • Explain the difference between application software and system software, and give an example of each.

Powered by DeSiaMore

learning objectives cont d
Learning Objectives (cont’d.)
  • Explain why businesses need software in information systems.
  • Describe the way stored business data is commonly organized in information systems.
  • Explain why businesses need stored data in information systems.

Powered by DeSiaMore

learning objectives cont d1
Learning Objectives (cont’d.)
  • Identify the types of personnel in information systems and explain why businesses need personnel in information systems.
  • Identify the types of procedures used in information systems and explain why businesses need procedures in information systems.

Powered by DeSiaMore

learning objectives cont d2
Learning Objectives (cont’d.)
  • Describe different approaches to ethical decision making.
  • Explain several ethical issues for information systems.

Powered by DeSiaMore

hardware for information systems

Hardware for Information Systems

Information System Fundamentals

Powered by DeSiaMore

computer and communications hardware
Computer and Communications Hardware
  • Computer hardware
    • Input devices
    • Output devices
    • Primary storage
    • Secondary storage
    • Central Processing Unit (CPU)
  • Communications hardware
    • Network devices

Powered by DeSiaMore

the need for computer hardware
The Need for Computer Hardware
  • Important elements of computer hardware
    • Speed
    • Accuracy
    • Capacity

Powered by DeSiaMore

the need for communications hardware
The Need for Communications Hardware
  • Important elements of communications hardware
    • Remote access
    • Information sharing
    • Resource sharing (printers, file servers)
    • Interorganizational communication

Powered by DeSiaMore

types of computer systems
Types of Computer Systems
  • Personal Computers
    • Desktop
    • Laptop
    • Handheld
    • Personal Digital Assistant (PDA)
    • Workstations

Powered by DeSiaMore

types of computer systems cont d
Types of Computer Systems (cont’d.)
  • Multiple-user computer systems
    • Minicomputer
      • Typically between $5,000 and $200,000
    • Mainframe computer
      • Typically between $100,000 and $10,000,000
    • Both are multi-user environments

Powered by DeSiaMore

types of computer systems cont d1
Types of Computer Systems (cont’d.)
  • Networked computer systems
    • Many computers connected to a network which is used by many people at one time.
    • Servers – provide services to other computers on the network.
    • Clients – a user’s workstation connected to the network.
    • Client-server computing – servers and clients used cooperatively.

Powered by DeSiaMore

software for information systems

Software for Information Systems

Information System Fundamentals

Powered by DeSiaMore

types of software
Types of Software
  • Application software – designed for specific computer applications for a business or organization.
  • System software – designed to make computers usable. Also known as an operating system.
  • Communications software – designed to permit computers to “talk” to each other.

Powered by DeSiaMore

sources of software
Sources of Software
  • Two main sources of software
    • Packaged software – available commercially for personal, multiple-user and networked systems.
    • Custom software – created to address very specific requirements of the users.

Powered by DeSiaMore

stored data for information systems

Stored Data for Information Systems

Information System Fundamentals

Powered by DeSiaMore

data organization
Data Organization
  • Elements of data storage
    • Characters – letters, numerals, special symbols, a blank space.
    • Fields – a group of related characters.
    • Records – a group of fields about a single entity.
    • Data file, or file – a group of records about a single purpose.
    • Database – a group of related files.

Powered by DeSiaMore

data organization cont d
Data Organization (cont’d.)
  • While data can be organized in a database, there are other types of data.
    • Multimedia
      • Audio
      • Video
      • Images

Powered by DeSiaMore

need for stored data
Need for Stored Data
  • Three main reasons businesses need stored data
    • Data is available
    • Data is modifiable
    • Data is controllable

Powered by DeSiaMore

personnel for information systems

Personnel for Information Systems

Information System Fundamentals

Powered by DeSiaMore

users and operating personnel
Users and Operating Personnel
  • Users
    • Supply data input
    • Receive output
  • Operating personnel
    • Perform technical functions such as
      • Manage networks
      • Run software
      • Pass output to users

Powered by DeSiaMore

procedures for information systems

Procedures for Information Systems

Information System Fundamentals

Powered by DeSiaMore

types of procedures
Types of Procedures
  • Two main types
    • First tells people how to use and operate the system under normal circumstances.
    • Second tells people what to do if the system does not function normally.
  • Documentation is written instructions on the use and operation of the system.

Powered by DeSiaMore

ethical issues for information systems

Ethical Issues for Information Systems

Information System Fundamentals

Powered by DeSiaMore

ethical decision making
Ethical Decision Making
  • The Golden Rule
  • Utilitarianism
  • Categorical Imperative
  • Ethical Egoism
  • Code of Ethics

Powered by DeSiaMore

ethical issues
Ethical Issues
  • Privacy
  • Accuracy
  • Property
  • Access

Powered by DeSiaMore

ten commandments
Ten Commandments
  • Do not use a computer to harm other people.
  • Do not interfere with other people’s computer work.
  • Do not look in other people’s computer files.
  • Do not use a computer to steal.
  • Do not use a computer to bear false witness.
  • Do not copy or use proprietary software for which you have not paid.

Powered by DeSiaMore

ten commandments cont d
Ten Commandments (cont’d.)
  • Do not use other people’s computer resources.without authorization or proper compensation.
  • Do not appropriate other people’s intellectual property.
  • Think about the social consequences of the program you are writing or the system you are designing.
  • Always use a computer in ways that ensure consideration and respect for your fellow man.

Powered by DeSiaMore

information systems fundamentals

Information Systems Fundamentals

Key Terms

Powered by DeSiaMore

key terms
Application Software

Bug

Character

Client

Client-Server Computing

Code of Ethics Communication Hardware

Communication Software

Custom Software

Database

Data File

Desktop Computer

Documentation

Field

File

Key Terms

Powered by DeSiaMore

key terms cont d
Handheld (Palmtop) Computer

Mainframe Computer

Matching

Microcomputer

Minicomputer

Multimedia

Notebook (Laptop) Computer

Operating System

Packaged Software

Personal Computer (PC)

Personal Digital Assistant (PDA)

Platform

Record

Server

Supercomputer

Key Terms (cont’d.)

Powered by DeSiaMore

key terms cont d1
System Software

Workstation

Key Terms (cont’d.)

Powered by DeSiaMore

summary
Summary
  • Hardware for Information Systems
  • Software for Information Systems
  • Stored Data for Information Systems
  • Personnel for Information Systems
  • Procedures for Information Systems
  • Ethical Issues for Information Systems

Powered by DeSiaMore

final black slide
Final Black Slide

Powered by DeSiaMore