TAILIEUCHUNG - Discovering Computers - Chapter 12: Information System Development

Discovering Computers - Chapter 12: Information System Development includes What is the System Development Cycle? Planning Phase, Analysis Phase, Design Phase, Implementation Phase, Support Phase, Information System Security. | Chapter 12 Information System Development Chapter 12 Objectives List the phases in the system development cycle Describe the various tools used in object modeling Identify the guidelines for system development Explain the activities performed in the design phase Discuss the importance of project management, feasibility assessment, documentation, and data and information gathering techniques Recognize the develop programs activity is part of the system development cycle Explain the activities performed in the planning phase Discuss the activities performed in the implementation phase Discuss the purpose of the activities performed in the analysis phase Understand how IT professionals support an information system Describe the various tools used in process modeling Explain how a company addresses information system security Next What is the System Development Cycle? What is an information system (IS)? Hardware, software, data, people, and procedures that work together to produce quality information System—Set of components that interact to achieve common goal Businesses use many types of systems p. 620 Next What is the System Development Cycle? What are the phases of the system development cycle? Phase 2. Analysis Phase 1. Planning Review project requests Prioritize project requests Allocate resources Identify project development team Conduct preliminary investigation Perform detailed analysis activities: Study current system Determine user requirements Recommend solution Phase 5. Support p. 620 - 621 Conduct post-implementation system review Identify errors and enhancements Monitor system performance Phase 3. Design Acquire hardware and software, if necessary Develop details of system Phase 4. Implementation Develop programs, if necessary Install and test new system Train users Convert to new system Next What is the System Development Cycle? What are guidelines for system development? Arrange .

• Tin học văn phòng
• Discovering Computers
• Information System Development
• System Development Cycle
• Implementation Phase
• Support Phase
• Information System Security
• Introduction to Computers
• A World of Computers
• The Components of a Computer
• Advantages of Using Computers
• Disadvantages of Using Computers
• Discovering computers fundamentals
• Computers fundamentals
• World Wide Web
• System software
• Application software
• Functions of computers
• Internet connections
• Internet access
• Web browser
• User interface
• Multimedia programs
• Key features
• The Component of the system unit
• System units
• Control unit
• Computer keyboards
• Input devices
• Output devices
• Reading devices
• Storage device
• Internal hard disk
• Flash Memory Storage
• Cloud Storage
• Operating systems
• Utility programs
• Operating system functions
• Computer communications
• Uses of computer communications
• Network communications standards
• Database management
• The hierarchy of data
• Maintaining data
• File processing versus databases
• Computer security risks
• Computer security
• Network attacks
• Unauthorized access
• Programming languages
• System development
• Program development tools
• Enterprise Computing
• Information systems in the enterprise
• Enterprise wide technologies
• Cloud computing
• The Components of the System Unit
• Data Representation
• Expansion Slots
• Adapter Cards
• Mobile Computers
• History of the Internet
• How the Internet Works
• Web Publishing
• Internet Services
• Business Software
• Multimedia Software
• Application Software for Communications
• Alone Utility Programs
• The Keyboard
• Pointing Devices
• Voice Input
• Smart Phones
• Digital Cameras
• Video Input
• Display Devices
• Flat Panel Displays
• CRT Monitors
• Putting It All Together
• Magnetic Disks
• Optical Discs
• Miniature Mobile Storage Media
• Summary of Storage
• Operating System Utility Programs
• Types of Operating Systems
• Communications Software
• Communications Over the Telephone Network
• Communications Devices
• DatabaseDefine the term
• Program Development
• Low Level Languages
• Procedural Languages
• Object Oriented Programming Languages
• Backup Procedures
• Summary of Enterprise Computing