Tài liệu miễn phí Thương mại điện tử
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In this chapter you will learn: We will continue our discussion on SDLC and will further discuss its phases, we will talk about the object oriented approach for the SDLC, we will also compare different methodologies amongst each other.
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After studying this chapter you will be able to understand: Explain outsourcing, describe six different sources of software, discuss how to evaluate off-the-shelf software, explain reuse and its role in software development.
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In this lecture, we learnt about: Explain outsourcing, describe six different sources of software, discuss how to evaluate off-the-shelf software, explain reuse and its role in software development.
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In this chapter we will talk about the process of managing an information systems project; we will also discuss the skills required to be an effective project manager; we will list project management activities during project initiation, planning, execution, and closedown.
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In this chapter you learned how to: Explain the process of managing an information systems project, describe the skills required to be an effective project manager, list project management activities during project initiation and planning.
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In this we talked about: Project management activities during project initiation, planning, execution, and closedown; critical path scheduling, gantt charts, and network diagrams were discussed and explained; the utility of commercial project management software tools were also explained.
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Lecture 6 - Managing the information systems project. In this chapter we talked about: Project management activities during project initiation, planning, execution, and closedown; critical path scheduling, gantt charts, and network diagrams were discussed and explained; the utility of commercial project management software tools were also explained.
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Lecture 7 - Identifying and selecting systems development projects. In this chapter we will talk about: the discussion on following will be continued; describe corporate strategic planning and information systems planning; explain the relationship between corporate strategic planning and IS planning; describe how IS planning can assist in system development project identification and selection; analyze IS planning matrices.
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In this chapter we will talk about identifying and selecting systems development projects; also, the discussion on following will be continued; describe corporate strategic planning and information systems planning; explain the relationship between corporate strategic planning and IS planning; describe how IS planning can assist in system development project identification and selection; analyze IS planning matrices.
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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.
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After studying this chapter you will be able to: 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.
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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.
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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.
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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.
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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;...
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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.
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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.
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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.
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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.
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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.
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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.
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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.
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Lecture 14 - Structuring system logical requirements. In this lecture, we will: Define four types of business rules, compare the capabilities of class diagrams vs. E-R diagrams, relate data modeling to process and logic modeling.
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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.
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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.
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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.
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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.
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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.
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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.
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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.
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