PRINCIPLES OF INFO.SYS.(LL)>CUSTOM PKG<
12th Edition
ISBN: 9781337074674
Author: STAIR
Publisher: CENGAGE C
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Textbook Question
Chapter 12, Problem 15SAT
Any potential change in system requirements that are identified or suggested after the design phase must __________.
- a. go through a formal scope change process before work on them begins
- b. be evaluated in terms of how they might affect system performance
- c. require feasibility analysis
- d. all of the above
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Ex. 114
Match each activity below to the phase of system development to which it belongs. Before each activity description use one of the following codes:
A — Analysis I — Implementation D — Design F — Follow-up
____ 1. Monitor the system for breakdowns and weaknesses
____ 2. Hire and train personnel
____ 3. Evaluate the efficiency of the system
____ 4. Identify sources of information
____ 5. Select procedures from among alternatives
____ 6. Prepare job descriptions
____ 7. Install processing equipment
____ 8. Corrections in design may be necessary
____ 9. Determine information needs
____ 10. Format reports
The System Development Life Cycle (SDLC) is a structured approach used in IT to ensure the consistent development of high-quality systems. It facilitates efficient resource management, risk mitigation, and clear stakeholder communication throughout the development process. By emphasizing thorough documentation, user-centered design, and continuous feedback, the SDLC ensures the system's relevance and effectiveness over time. Discuss the impact AI might have on this process and how it might streamline this process.
What difficulties are associated with system analysis?What variables contribute to deciding if a system has a high probability of success or whether it is not feasible?What factors contribute to system project failure?
Chapter 12 Solutions
PRINCIPLES OF INFO.SYS.(LL)>CUSTOM PKG<
Ch. 12.5 - Prob. 1DQCh. 12.5 - Prob. 2DQCh. 12.5 - Prob. 1CTQCh. 12.5 - Prob. 2CTQCh. 12.8 - Prob. 1DQCh. 12.8 - Prob. 2DQCh. 12.8 - Prob. 1CTQCh. 12.8 - Prob. 2CTQCh. 12 - Prob. 1SATCh. 12 - Prob. 2SAT
Ch. 12 - Prob. 3SATCh. 12 - The ______ is a key member and the leader of the...Ch. 12 - Prob. 5SATCh. 12 - Prob. 6SATCh. 12 - Prob. 7SATCh. 12 - Prob. 8SATCh. 12 - Prob. 9SATCh. 12 - Prob. 10SATCh. 12 - Feasibility analysis is typically done during...Ch. 12 - Data modeling is most often accomplished through...Ch. 12 - Prob. 13SATCh. 12 - Prob. 14SATCh. 12 - Any potential change in system requirements that...Ch. 12 - Prob. 1RQCh. 12 - Prob. 2RQCh. 12 - Prob. 3RQCh. 12 - Prob. 4RQCh. 12 - Prob. 5RQCh. 12 - Prob. 6RQCh. 12 - Prob. 7RQCh. 12 - Prob. 8RQCh. 12 - Prob. 9RQCh. 12 - Prob. 10RQCh. 12 - Prob. 11RQCh. 12 - Prob. 12RQCh. 12 - Prob. 13RQCh. 12 - Prob. 14RQCh. 12 - Prob. 15RQCh. 12 - Prob. 16RQCh. 12 - Prob. 1DQCh. 12 - Prob. 3DQCh. 12 - Prob. 5DQCh. 12 - Prob. 6DQCh. 12 - Prob. 10DQCh. 12 - Prob. 11DQCh. 12 - Prob. 1DQ1Ch. 12 - Prob. 2DQ1Ch. 12 - Prob. 1CTQ1Ch. 12 - Prob. 2CTQ1Ch. 12 - Prob. 1DQ2Ch. 12 - Prob. 2DQ2Ch. 12 - Prob. 1CTQ2Ch. 12 - Prob. 2CTQ2Ch. 12 - Prob. 1DQ3Ch. 12 - Prob. 2DQ3Ch. 12 - Prob. 1CTQ3Ch. 12 - Prob. 2CTQ3
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- Requirements analysis is the process of determining the users' expectations for a new or changed application. It encompasses all activities undertaken to ascertain the demands of various stakeholders. As a result, requirements analysis refers to the process of analyzing, documenting, validating, and managing software or system requirements. High-quality requirements are documented, actionable, quantifiable, testable, and traceable. They aid in the identification of business opportunities and are established in such a way that system design is facilitated. 6.1 Discuss the importance of systems analysts documenting user requirements.arrow_forward218. Process of evaluating a system to verify whether or not it is meeting its objectives. a. System Maintenance b. System Evaluation c. System validation d. System authorizationarrow_forwardTo incorporate the practice of project management, an additional requirement, particularly in a systems development/capstone course, could be added to develop a work breakdown structure, schedule, and budget using a tool such as Microsoft Project. The students should then keep track of their actual time worked and examine variances, illustrating the difficulty in developing time estimates on system development projects. A discussion of the variances could be included in the pre-implementation review (for systems analysis and design) or postimplementation review (for system development/capstone). The pre- implementation review is an excellent tool to allow the students to reflect on their project, identifying what went well, and To incorporate the practice of project management, an additional requirement, particularly in a systems development/capstone course, could be added to develop a work breakdown structure, schedule, and budget using a tool such as Microsoft…arrow_forward
- As part of the analytical process, this study evaluates and contrasts three distinct methods for creating system requirements. Think about the following issues: What are the pros and drawbacks of each of the strategies you examined? When do you think each of the methods you evaluated would be most useful?arrow_forwardYou have the option to query about the rationale behind why it is so significant from a functional point of view. In order to ensure that a software project will result in high-quality deliverables, what kinds of steps need to be completed prior to the project ever being started? How can we be sure that the software we are now using has excellent attributes?arrow_forwarda) The requirements of the system provide constraints and performance ranges for the system in terms of inputs and outputs, and its system-wide and technology-related characteristics. The requirements also state the tradeoffs that the stakeholders are willing to make in the development of the system and the constraints and performance ranges associated with testing the system. In defining the design problem how do the necessary concepts come together? b) From the System Engineering perspective as defined by Kossiakof et al, what criteria should a life cycle meet? And when is a system’s state said to have attained equilibrium and stability? c) RAS is the main tool that helps to maintain consistency between functional architecture and designs based on those architectures. Briefly discuss using a system of your choice as an example (eg. UAV).arrow_forward
- Analyzing a system is a challenging task.To establish whether or not a system is likely to be a success, what are some of the components that should be considered?When a project fails, what is the root of the problem?arrow_forwardplease help urgentarrow_forward67. The most creative and challenging phase of system life cycle is a. Design b. Maintenance c. Feasibility study d. None of the abovearrow_forward
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