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Write a feasibility study report ... brother, you can only do this. There is no time to write.
The second part is the content requirements of various documents.
This paper will provide content requirements for the fourteen documents mentioned in the introduction as technical standards for document preparation.
7 feasibility study report
The purpose of compiling feasibility study report is to explain the feasibility of software development project from the aspects of technology, economy and social conditions; Comment on various options that may be selected to achieve the development goals reasonably; Explain and demonstrate the selected scheme.
The contents of the feasibility study report are as follows:
7. 1 Introduction
7. 1. 1 writing purpose
7. 1.2 background
7. 1.3 Definition
7. 1.4 References 7
7.2 the premise of feasibility study
7.2. 1 requirements
target
Conditions, assumptions and restrictions
7.2.4 Feasibility study method
Evaluation grade
7.3 Analysis of the existing system
7.3. 1 data flow and processing flow
workload
expense
personnel
equipment
7.3.6 restrictions
7.4 Proposed system
Description of the proposed system
7.4.2 Data flow and processing flow
7.4.3 Improvement
7.4.4 Impact
Impact on equipment
7.4.4.2's Influence on Software
The Influence of 7.4.4.3 on User Organizations
Influence of 7.4.4.4 on System Operation
7.4.4.5's influence on development
7.4, 4.6 Impact on location and facilities
7.4.4.7's influence on expenditure.
7.4.5 restrictions
7.4.6 Feasibility of technical conditions
7.5 Alternative system scheme
7.5. 1 optional system scheme 1
7.5.2 Optional System Scheme 2
......
7.6 Investment and income analysis
7.6. 1 expenditure
7.6. 1. 1 capital construction investment
7.6. 1.2 Other one-time expenditures
7. 6. 1.3 Non-one-time expenditure
income
7.6,2.1one-time income
Non-one-time income in 7.6.2.2
7.6.2.3's unquantifiable gains.
7.6.3 Income/investment ratio
7.6.4 Investment recovery cycle
Sensitivity analysis
7.7 Feasibility of social conditions
7.7. 1 legal feasibility
7.7.2 Feasibility of use
7.8 Conclusion
Appendix a
Writing skills of feasibility study report
(Reference)
A. 1 introduction
A. 1. 1 writing purpose
Explain the purpose of preparing this feasibility study report and point out the expected readers.
A. 1.2 background
Description:
A. name of the proposed software system;
B. The task proposer, developer and user of the project, and the computing center or computer network for implementing the software;
C. Basic interaction between software systems and other systems or institutions.
A. 1.3 definition
List the definitions of technical terms used in this document and the original phrases of foreign initial words.
A. 1.4 references
List useful reference materials, such as:
A. Approved project plan or contract and approval from higher authorities;
B. Other published documents belonging to this project;
C documents and materials cited in this document, including required software development standards. |
List the titles, document numbers, publication dates and publishing units of these documents, and explain the sources where these documents can be obtained.
2 the premise of feasibility study
Explain the premise of the feasibility study of the proposed development project, such as requirements, objectives, assumptions, restrictions, etc.
A.2. 1 requirements
Explain the basic requirements of the proposed software, such as:
A. function;
B. performance;
Output, such as report, file or data. For each output, its characteristics, such as purpose, generation frequency, interface and distribution target, should be explained;
D. Input describing the system input, including data source, type, quantity, data organization and frequency of provision;
E processing flow and data flow show the most basic data flow and processing flow in the form of charts, supplemented by narration;
F. Safety and confidentiality requirements;
G. other systems connected with this system;
H. deadline for completion.
A.2.2 objectives
Explain the main development objectives of the proposed system, such as:
A. reduce manpower and equipment costs;
B. improvement of processing speed;
C. improvement of control accuracy or production capacity;
D. improving management information services;
E. improvement of automated decision-making system;
F. improvement of personnel utilization rate.
A.2.3 conditions, assumptions and restrictions
Explain the conditions, assumptions and limitations given in this development, such as:
A. the minimum operating life of the proposed system;
B. Comparison time of system scheme selection;
C. sources and restrictions of funds and investments;
D. legal and policy constraints;
E. Conditions and limitations of hardware, software, operating environment and development environment;
F. available information and resources;
G. latest time when the system is put into use.
A.2.4 Method of conducting feasibility study
Explain how the feasibility study will be conducted and how the proposed system will be evaluated. Explain the basic methods and strategies used, such as investigation, weighting, model determination, benchmarking or simulation.
A.2.5 evaluation grade
Explain the main criteria used in evaluating the system, such as cost, priority of each function, length of development time and difficulty of use.
A.3 analysis of the existing system
The existing system here refers to the system actually used at present, which may be a computer system, a mechanical system or even a manual system.
The purpose of analyzing existing systems is to further clarify the necessity of developing new systems or modifying existing systems.
A.3. 1 processing flow and data flow
Explain the basic processing flow and data flow of the existing system. This process can be represented and described in the form of a chart, that is, a flow chart.
A.3.2 workload
List the work and workload undertaken by the existing system.
A.3.3 expenses
List the costs incurred by running the existing system, such as manpower, equipment, space, support services, materials, etc., and the total expenditure.
A.3.4 personnel
List the professional technical categories and the number of personnel required for the operation and maintenance of the existing system.
A.3.5 equipment
List the various devices used in the existing system.
A.3.6 restrictions
The main limitations of the system are listed, such as the processing time can not keep up with the needs, the response is not timely, the data storage capacity is insufficient, and the processing function is insufficient. And explain why the improvement and maintenance of the existing system can no longer solve the problem.
A.4 proposed system
This chapter will explain how to meet the goals and requirements of the proposed system.
A.4. 1 Description of the proposed system
Briefly describe the proposed system, explain how to meet the requirements listed in Chapter A.2, and explain the basic methods and theoretical basis used.
A.4.2 processing flow and data flow
The processing flow and data flow of the system are given.
A.4.3 improvement
According to the objectives listed in Article A.2.2, describe the improvement of the proposed system relative to the existing system item by item.
A.4.4 impact
Explain the expected impact of the proposed system, including:
A.4.4. 1 Impact on equipment
Explain the newly proposed equipment requirements and equipment modifications that can be used in the existing system.
Impact on software
Explain that in order to adapt the existing application software and supporting software to the proposed system. However, these softwares need to be modified and supplemented.
A.4.4.3 Impact on user organizations
Explain all requirements of user organization, number of personnel and technical level in order to establish and operate the proposed system.
A.4.4.4 Influence of system operation process
Explain the impact of the proposed system on operational processes, such as:
A. user's operating procedures;
B. operating procedures of the operation center;
C. the relationship between the operation center and users;
D. processing of source data;
E. the process of data entering the system;
F requirements for data preservation and data storage and recovery;
G. Processing process, storage medium and scheduling method of output report;
H. Consequences of system failure and recovery measures.
Impact on development
Explain the impact on development, such as:
A. What users need to do to support the development of the proposed system;
B. Data resources needed to establish a database;
C computer resources needed to develop and test the proposed system;
D. involving confidentiality and security issues.
A.4.4.6 Impact on location and facilities
Explain the requirements of building renovation and environmental facilities.
Impact on expenditure
Briefly describe the cost of developing, designing and maintaining the proposed system.
A.4.5 restrictions
Explain the limitations of the suggestion system and the reasons why these problems cannot be eliminated.
A.4.6 Feasibility of technical conditions
This section should explain the feasibility of technical conditions, such as:
A. Whether the functional objectives of the system can be achieved under the current restrictions;
B whether the functions of the system can be realized by using the existing technology;
C. Requirements on the quantity and quality of developers and whether these requirements can be met;
D whether the development of the system can be completed within the specified time limit.
A.5 alternative system scheme
Briefly explain every alternative system scheme considered, including those that need to be developed and those that can be purchased directly from home and abroad. If there is no alternative system scheme to consider, explain this point.
A.5. 1 alternative system scheme 1
Refer to the outline in Chapter A.4, explain the optional system scheme 1, and explain the reasons for not being selected.
A.5.2 alternative system scheme 2
Explain the second or even the first one in a way similar to a.5. 1. Another system scheme.
......
A.6 investment and benefit analysis
A.6. 1 expenditure
For the selected scheme, explain the required cost. If there is an existing system, it includes the expenses required during the continuous operation of the system.
A.6. 1. 1 capital construction investment
Including the cost of purchasing, developing and installing the following items, such as:
A. buildings and facilities;
Dynamic positioning equipment;
C. data communication equipment;
D. environmental protection equipment;
E. Safety and security equipment;
F.ADP operating system and application software;
G. database management software.
A.6. 1.2 Other one-time expenditures
Including the following expenses, such as:
A. research (demand research and design research);
B. research on development plan and measurement benchmark;
C. establishing a database;
D.d.ADP software conversion;
E. inspection fees and technical management fees;
F. Training fees, travel expenses and one-time expenses for development and installation personnel;
G. personnel retirement, transfer expenses, etc.
A.6. 1.3 Non-one-time expenditure
List the monthly, quarterly or annual operation and maintenance expenses during the life cycle of the system, including:
A. rental and maintenance costs of equipment;
B. software rental and maintenance costs;
C. rental and maintenance of data communication;
D. salaries and bonuses of personnel;
E. expenditure on the use of houses and space;
F. expenditure on public facilities;
G. expenditure on confidentiality and security;
H. Other recurrent expenditures, etc.
A.6.2 income
Explain the benefits of the selected scheme. The benefits mentioned here refer to the reduction or avoidance of expenses, the reduction of mistakes, the increase of flexibility, the improvement of action speed, the improvement of management plans and so on. , including;
A.6.2. 1 one-time income
Explain that one-time benefits can be expressed in RMB, which can be classified according to data processing, users, management and support, such as:
A. Expenditure reduction includes expenditure reduction caused by improving system operation, such as reduction of resource demand, improvement of operation efficiency, improvement of data entry, storage and recovery technology, monitoring of system performance, conversion and optimization of software, adoption of data compression technology, centralization/decentralization of processing, etc.
B. The increase in value includes the benefits brought by the increase in the use value of the application system, such as the improvement of resource utilization, the improvement of management and operation efficiency, and the reduction of error rate.
C others, such as the income recovered from the sale of surplus equipment.
A.6.2.2 Non-disposable income
Explain the monthly and annual benefits that can be expressed in RMB due to the operation of the proposed system during the whole system life cycle, including reducing and avoiding costs.
A.6.2.3 Non-quantifiable benefits
List the benefits that cannot be directly expressed in RMB item by item, such as the improvement of service, the reduction of the risk of operational errors, the improvement of information mastery, and the improvement of the external image of the organization. Some unpredictable benefits can only be roughly estimated or extremely estimated (according to the best and worst case estimates).
A.6.3 Income/investment ratio
Calculate the return/investment ratio of the whole system life cycle.
A.6.4 investment recovery cycle
Find out when the cumulative income begins to exceed the cumulative expenditure.
A.6.5 sensitivity analysis
The so-called sensitivity analysis refers to the estimation of the most sensitive range of expenses and benefits when some key factors such as the length of the system life cycle, the workload of the system, the reasonable collocation of workload types and these different types, the requirements of processing speed, and the configuration of equipment and software change. The choice made on the basis of sensitivity analysis will definitely be better than the result of single choice.
A.7 Feasibility of social factors
This chapter is used to explain the results of feasibility analysis of social factors, including:
A.7. 1 legal feasibility
There are many legal feasibility problems, such as contract liability, patent infringement, copyright infringement and other traps, which software personnel are usually unfamiliar with and may fall into, so they must pay attention to learning.
A.7.2 Feasibility of use
For example, from the administrative management and work system of the user unit, whether the software system can be used; Judging from the quality of the staff of the user unit, whether it can meet the requirements of using the software system, etc. , must be considered.
A.8 conclusion
When preparing the feasibility study report, there must be research conclusions. The conclusion can be:
A. it can be started immediately;
B needs to be postponed to certain conditions (such as funds, manpower, equipment, etc.). ) have been realized;
C. It needs to make some modifications to the development objectives before it can be started;
D can't do it or don't need to do it (for example, due to immature technology and uneconomical, etc.). ).