Tài liệu miễn phí Thương mại điện tử
Download Tài liệu học tập miễn phí Thương mại điện tử
Lecture note Business system development - Lecture 23: System implementation
In this chapter we: Explained and contrast four types of system maintenance; described factors affecting maintenance costs; described maintenance management issues, including organizational structure, quality measurement, change management, and configuration management; explained the role of CASE tools for system maintenance.
12/29/2020 7:38:07 AM +00:00
Lecture note Business system development - Lecture 22: System implementation
Lecture note Business system development - Lecture 22: System implementation. We today’s lecture we will: Describe the process of coding, testing, and system conversion; prepare a test plan for an information system; apply installation strategies.
12/29/2020 7:38:01 AM +00:00
Lecture Business system development - Lecture 22: System implementation
After you have mastered the material in this chapter, you will be able to: Described the process of coding, testing, and system conversion; prepared a test plan for an information system; applied installation strategies.
12/29/2020 7:37:55 AM +00:00
Lecture Business system development - Lecture 21: System implementation
In next lecture, we will: Proceed to the next part of the course, i.e., system implementation; describe the process of coding, testing, and system conversion; prepare a test plan for an information system; apply four installation strategies;…
12/29/2020 7:37:49 AM +00:00
Lecture note Business system development - Lecture 21: System implementation
In this chapter we talked about: List deliverables for documentation, training, and user support; distinguish between system and user documentation; compare different user training modes; discuss issues of end-user support; explain factors influencing implementation success.
12/29/2020 7:37:43 AM +00:00
Lecture Business system development - Lecture 20: Designing distributed and internet systems
After you have mastered the material in this chapter, you will be able to: Described standards for Internet-based system design, described options for ensuring internet design consistency, described site management issues, described issues related to managing online data.
12/29/2020 7:37:36 AM +00:00
Lecture note Business system development - Lecture 20: Designing distributed and internet systems
We today’s lecture we will: Describe standards for Internet-based system design, describe options for ensuring internet design consistency, describe site management issues, describe issues related to managing online data.
12/29/2020 7:37:30 AM +00:00
Lecture Business system development - Lecture 19: Designing distributed and internet systems
Lecture 19 - Designing distributed and internet systems. We today’s lecture we will: Define key client/server, LAN, distributed database, and middleware terms; distinguish between file server and client/server environments; describe alternative distributed system designs.
12/29/2020 7:37:23 AM +00:00
Lecture note Business system development - Lecture 19: Designing distributed and internet systems
In this lecture we: Defined key client/server, LAN, distributed database, and middleware terms; distinguished between file server and client/server environments; described alternative distributed system designs.
12/29/2020 7:37:17 AM +00:00
Lecture note Business system development - Lecture 18: Finalizing design specifications
In next lecture, we will: Design graphical user interfaces, discuss how design specifications vary based on system development methodology, define quality requirements and write quality requirement statements, read and understand a structure chart, explain the roles of prototyping and CASE tools in design specifications, discuss the application of design specifications to Agile Methodologies.
12/29/2020 7:37:11 AM +00:00
Lecture Business system development - Lecture 18: Finalizing design specifications
We today’s lecture we will: Designed graphical user interfaces, discuss how design specifications vary based on system development methodology, define quality requirements and write quality requirement statements, read and understand a structure chart, explain the roles of prototyping and CASE tools in design specifications, discuss the application of design specifications to Agile Methodologies.
12/29/2020 7:37:05 AM +00:00
Lecture note Business system development - Lecture 17: Designing interfaces and dialogues
In this chapter we talked about: Explain how to assess usability and describe factors affecting usability, explain the process of interface and dialogue design, contrast and apply methods for interacting with a system, list and describe various input devices and factors affecting their usability, design graphical user interfaces.
12/29/2020 7:36:58 AM +00:00
Lecture Business system development - Lecture 17: Designing interfaces and dialogues
Lecture 17 - Designing interfaces and dialogues. In this chapter we talked about: Explained the process of interface and dialogue design, contrasted and apply methods for interacting with a system, listed and described various input devices and factors affecting their usability.
12/29/2020 7:36:52 AM +00:00
Lecture note Business system development - Lecture 16: Designing forms and reports
We today’s lecture we will: Explain the process of form and report design; apply general guidelines for formatting forms and reports; use color and know when color improves the usability of information; format text, tables, and lists effectively; explain how to assess usability and describe factors affecting usability.
12/29/2020 7:36:45 AM +00:00
Lecture Business system development - Lecture 16: Designing forms and reports
In this lecture we: Explained the process of form and report design, applied general guidelines for formatting forms and reports, used color and know when color improves the usability of information, explained how to assess usability and describe factors affecting usability.
12/29/2020 7:36:39 AM +00:00
Lecture note Business system development - Lecture 15: Designing databases
We today’s lecture we will: Define key database design terms, explain the role of database design in the is development process, transform E-R or class diagrams into normalized relations, merge normalized relations from separate user views into a consolidated set of well-structured relations, choose storage formats for fields , translate well-structured relations into database tables, explain when to use different types of file organizations, describe the purpose and appropriate use of indexes.
12/29/2020 7:36:33 AM +00:00
Lecture Business system development - Lecture 15: Designing databases
In this lecture, we will: Define key database design terms, explain the role of database design in the IS development process, transform E-R or class diagrams into normalized relations, merge normalized relations from separate user views into a consolidated set of well-structured relations.
12/29/2020 7:36:27 AM +00:00
Lecture note Business system development - Lecture 14: Structuring system logical requirements
In this chapter we talked about structuring system logical requirements. We today’s lecture we will: Define four types of business rules, talk about the class diagrams, compare the capabilities of class diagrams vs. E-R diagrams, relate data modeling to process and logic modeling.
12/29/2020 7:36:21 AM +00:00
Lecture Business system development - Lecture 14: Structuring system logical requirements
Business system development, Information systems, Information systems analysis, Application software, Systems development, Structuring system logical requirements
12/29/2020 7:36:14 AM +00:00
Lecture note Business system development - Lecture 13: Structuring system logical requirements
In this chapter you will learn: Defined key data modeling terms; drew entity-relationship (E-R) and class diagrams to represent common business situations; explained the role of conceptual data modeling in is analysis and design; distinguished between unary, binary, and ternary relationships.
12/29/2020 7:36:08 AM +00:00
Lecture Business system development - Lecture 13: Structuring system logical requirements
In this lecture, we will: Define key data modeling terms; draw entity-relationship (E-R) and class diagrams to represent common business situations; explain the role of conceptual data modeling in is analysis and design; distinguish between unary, binary, and ternary relationships; define four types of business rules; compare the capabilities of class diagrams vs; E-R diagrams; relate data modeling to process and logic modeling.
12/29/2020 7:36:02 AM +00:00
Lecture note Business system development - Lecture 12: Structuring system logical requirements
In this lecture, we: Used structured English as a tool for representing steps in logical processes in data flow diagrams; used decision tables and decision trees to represent logical choice in conditional statements; selected among structured English, decision tables, and decision trees.
12/29/2020 7:35:56 AM +00:00
Lecture Business system development - Lecture 12: Structuring system logical requirements
We today’s lecture we will: Use structured English as a tool for representing steps in logical processes in data flow diagrams; use decision tables and decision trees to represent logical choice in conditional statements; select among structured English, decision tables, and decision trees.
12/29/2020 7:35:49 AM +00:00
Lecture note Business system development - Lecture 11: Determining system requirements
After studying this chapter you will be able to: Balance high-level and low-level DFDs; explain differences between current physical, current logical, new physical, and new logical DFDs; use DFDs for analyzing information systems; explain use cases and use case diagrams.
12/29/2020 7:35:43 AM +00:00
Lecture Business system development - Lecture 11: Determining system requirements
In this chapter we will: Balance high-level and low-level DFDs; explain differences between current physical, current logical, new physical, and new logical DFDs; use DFDs for analyzing information systems; explain use cases and use case diagrams.
12/29/2020 7:35:36 AM +00:00
Lecture Business system development - Lecture 10: Determining system requirements
In this lecture, we will: Understand logical process modeling via data flow diagrams (DFDs); draw DFDs of well-structured process models; decompose DFDs into lower-level diagrams; balance high-level and low-level DFDs;...
12/29/2020 7:35:30 AM +00:00
Lecture note Business system development - Lecture 10: Determining system requirements
After studying this chapter you will be able to: Understand logical process modeling via data flow diagrams (DFDs); draw DFDs of well-structured process models; decompose DFDs into lower-level diagrams; balance high-level and low-level DFDs; explain differences between current physical, current logical, new physical, and new logical DFDs. use DFDs for analyzing information systems. explain use cases and use case diagrams.
12/29/2020 7:35:24 AM +00:00
Lecture note Business system development - Lecture 9: Determining system requirements
After completing this chapter, students will be able to: Explain advantages and pitfalls of worker observation and document analysis, explain how computing can support requirements determination, participate in and help plan joint application design sessions.
12/29/2020 7:35:18 AM +00:00
Lecture Business system development - Lecture 9: Determining system requirements
In this lecture, we will: Describe interviewing options and develop interview plan, explain advantages and pitfalls of worker observation and document analysis, explain how computing can support requirements determination, participate in and help plan joint application design sessions, use prototyping during requirements determination, describe contemporary approaches to requirements determination.
12/29/2020 7:35:12 AM +00:00
Lecture note Business system development - Lecture 8: Identifying and selecting systems development projects
In this chapter: Describe steps involved in project initiation and planning; explain the need for and contents of statement of work and baseline project plan; list and describe methods for assessing project feasibility; describe tangible vs. intangible costs and benefits, and one-time vs. recurring costs and benefits.
12/29/2020 7:35:05 AM +00:00