GB/T 5271.20-1994 Information technology vocabulary 20. System development
Some standard content:
National Standard of the People's Republic of China
Information technology-- Vocabulary Part 20
System development
Information technology-- Vocabulary Part 20. System development
GB/T 5271. 20-- 94
This part of the vocabulary is equivalent to the international standard IS0/IEC2382/20--1990 "Information technology-- Vocabulary~Part 20: System development".
Subject content and scope of application
1.1 Subject content
This vocabulary includes more than 20 parts. This part defines concepts related to system life cycle, implementation requirements analysis, system design and quality assurance.
1.2 Scope of application
This vocabulary selects terms and concise definitions of some concepts in the field of data processing, and clarifies the relationship between different concepts to facilitate domestic and international exchanges.
This vocabulary covers all major aspects of data processing, including the main processing procedures and types of equipment used, data representation, data organization, data description, computer programming and operation, peripheral equipment, data communications and other special applications. This vocabulary applies to the design, production, use, maintenance, management, scientific research, teaching and publishing of all areas related to electronic computers and information processing.
2 Principles and rules to be followed
The following rules have been described in detail in GB5271.1~85 "Data Processing Vocabulary Part 01 Basic Terms". They are also applicable to this part and are not repeated here. Only the titles of the items are listed as follows: 2.1 Definition of entries;
2.2 Composition of entries;
2.3 Classification of entries;
2.4 Choice of terms and definitional terms;
2.5 Polysemous terms;
2.6 Abbreviations;
2.7 Use of parentheses;
2.8 Use of square brackets;
2.9 Use of boldface terms and asterisks in definitions; 2.10 Spelling;
2.11 Compilation of index tables.
3 Terms and definitions
20 System development
Approved by the State Administration of Technical Supervision on December 7, 1994 and implemented on August 1, 1995
20.01 General terms
20.01.01 System development
system development
GB/T5271.20—94
A process that usually includes requirements analysis, system design, implementation, documentation and quality assurance. 20.01.02 Requirements
requirement
The main conditions that the system should meet.
20.01.03 Specification
specification
Detailed description of the system in documented form for the purpose of developing or verifying the system. 20.01.04
formal specification
a specification that mathematically proves the validity of a system implementation or that mathematically derives how the system is implemented.
5system life cycle
system life cycle
the series of developments that a system undergoes from its conception to its termination. data inventory
data inventory
the complete set of data in an information processing system and its characteristics, including the relationships between them. pilot project
pilot project
a project used to test an initial version of an information processing system under realistic but limited operating conditions, which will also be used to test a definitive version of the system. 20.01.08prototype
prototype
a model or initial implementation suitable for evaluating system design, performance, and production potential, or for better understanding or defining system requirements.
simulation
The use of a data processing system to describe selected characteristics of the behavior of a real or abstract system. Example: Description of airflow over a wing surface at different speeds, temperatures, and air pressures. Top-down
20. 01. 10
top-down
A method or process of starting with the highest level of abstraction and proceeding to the lowest level. 20. 01. 11
20. 01. 13
Bottom-up
Bottom-up
A method or process of starting with the lowest level of abstraction and proceeding to the highest level. System support
system support
The ongoing provision of services and material support necessary for the use and improvement of an implemented system. application problem
application problem
GB/T 5271.20 94
a problem proposed by the end user and requiring the use of information processing to solve it system software
system software
software independent of the application used to support the operation of application software. 20.01.15 application software [program]
application software Eprogramj software [program] specifically designed to solve application problems. 20.01.16 software package
software package
a complete set of documents and programs provided to users with similar application or functional requirements. Note: Some software packages are modifiable for specific applications. 20.02
2 studies and analysis
20.02.01 opportunity study
opportunity study
a study that examines a problem and determines whether it needs to be solved within a certain time. 20.02.02Feasibility study
feasibility study
A study of the identification and analysis of a problem and its possible solutions to determine their effectiveness, cost and benefits. 3Problem definition
problem definition
problem description
a statement of the problem, which may include a description of the data, methods, procedures and algorithms used to solve the problem. 20.02.04Requirements analysis
requirements analysis
A systematic investigation of user needs to arrive at a definition of the system. 20.02.05System analysis
system analysis
A systematic investigation of an existing or planned system to determine the requirements and processing of information in the system, their interrelationships, and their relationships with other systems. 20. 02. 06
Functional analysis
functional analysis
A systematic investigation of the functions of an existing or planned system. Information analysis
20. 02. 07
information analysis
Systematic investigation and study of information and its processes in existing or planned systems. 20.02.08
Data analysis
Data analysis
Systematic investigation and study of data and its processes in existing or planned systems. 20.02.09
9System follow-up
system follow-up
post-development review
post-implementation review
GB/T 5271.20--94
post-implementation reviewwww.bzxz.net
A study of the effects of a system after the system has reached a stable state of operation and use. 20.03System design
20.03.01System design
system design
The process of defining the architecture, components, modules, interfaces, and data of hardware and software so that the system meets specified requirements.
Conceptual system design
conceptual system design
System design activities involving the determination of the logical aspects of the system's organization, the processes, and the information flows within the system. 20.03.03Functional design
functional design
Specification of the functions of the components of a system and their working relationships with each other. 20.03.04
(Structured) walk-through
Systematic examination of the requirements, design, or implementation of a system or part of it by qualified personnel. 20.04 implementation
20.04.01 (system) implementation
implementation(of a system)
The stage of system development when the designed system hardware, software, and processes are made available20.04.02
(system) assembly
(system) integration
The gradual assembly of system components into a complete system. 20.04.03 change-over system
A temporary information processing system used to transition from an operating system to its successor system. cutover
The transfer of a system's functionality to a successor system at a given instant. 20.04.05 parallel run
parallel run
Two information processing systems, one existing and the other a replacement for the other, are run simultaneously under the same applications and data sources for comparison and validation. 20.05 Quality assurance
Quality assurance
quality assurance
QA (abbreviation)
Some activities that must be carried out systematically and according to plan to ensure that each functional part or system meets the specified technical requirements. 20.05.02
desk checking
desk checking
The use of artificial simulation of the execution process of the program is aimed at detecting faults caused by functional or grammatical errors in the source program step by step.
Verification (test)
verification (test)
GB/T5271.20—94
Tests performed at a specific stage of system development to prove that the system has met all specified requirements. 20.05.04 Confirmation (test)
validation (test)
A test that determines whether the implemented system meets the specified requirements. 20.05.05 Unit test
unit test
· A test used to ensure that individual programs or modules are free of analysis or programming errors. 20.05.06 Assembly test
integration test
The gradual connection and testing of programs or modules to ensure that they operate correctly in the complete system. Acceptance test
acceptance test
A test performed by the buyer with the participation of the seller after the system or functional components have been installed at the buyer's site to confirm that the terms of the contract have been met.
, Usability test
20. 05. 08
usability test
fitness-for-use test
A test used to determine whether the implemented system has completed the functions determined by the user. 20.05.09
system maintenance
system maintenance
Modification of a system to correct errors, improve performance, or adapt the system to changed circumstances or changed requirements. 20.06 System documentation
20.06.01 System documentation
system documentation
The set of documents that describe the requirements, performance, limitations, design, operation, and maintenance of an information processing system 2 Evaluation report
20. 06. 02
Eval uation report
A systematic tracking report that describes how well a system has achieved its objectives and identifies any remaining problems to facilitate future development. 20.06.03 User manual
user manual
User's guide
user's guide.
A document that describes how to use a functional component. It may include a description of the rights and responsibilities of the user, owner, or supplier. 20.06.04 System description
system description
A document formed by the results of system design. It describes the system structure, main features, hardware, and software requirements. 20.06.05 Decision table
decision table
A table consisting of the conditions to be considered when analyzing a problem and the actions to be taken under each condition. 20.06.06 Program specification
program specification
GB/T 5271. 20
A document that describes the structure and function of a program in detail to facilitate program compilation and maintenance. 20.06.07 development baseline
developmental baseline
a set of specifications in effect at a specified time during the system development process. system maintenance manual
20. 06. 08
program maintenance manual
a document that provides information needed for program maintenance. test plan
20. 06. 09
test plan
system test and evaluation plan
system test and evaluation plan identifies detailed requirements, criteria, common methods, responsibilities, and an overall plan for system testing and evaluation. 20.07 project management and control
20.07.01 project
project
a task with predetermined objectives, quantities, and deadlines. 20.07.02 project management
project management
activities related to project planning and project control. 20.07.03
Project planning
The set of activities associated with determining the tasks, time schedule, resources, and process specifications for a project. Project control
20.07.041
project control
The set of activities associated with monitoring the progress, trends, quality, and resource utilization of a project according to the project plan. 20.07.05Network diagram
network chart
A directed diagram used in project control to depict and arrange events, activities, and their relationships. 20.07.06Network planning
Network planning
A technique for using network diagrams in project planning, scheduling, and control. 20.07.07
Project specification
project specification
The specification of the project's objectives, requirements, scope, and relationships to other projects. 20.07.08 Configuration Control Board
Configuration Control Board
Composed of qualified personnel, it evaluates all proposed changes to the current development baseline for approval or rejection. 286
Parallel operation
Test plan
Program specification
Unit test
Conceptual system design
Functional analysis
Functional design
Specification
Transition system
(Structured) walkthrough
Post-development review
Development baseline
Feasibility study
Usability test
Decision table
Configuration Control Board
Evaluation report
Confirmation (test)
GB/T 5271.20—94
Appendix A
Chinese Index
(Reference)
Software Package
Timing Study
Post-Implementation Review
Practicality Test
Pilot Project
Data Analysis
Data List
Network Plan
Network Diagram
Problem Definition
Problem Description
System Test and Evaluation Plan
System Analysis| |tt||System tracking
System development
System description
System software
System design
System life cycle
(System) implementation
System maintenance
System maintenance manual
System documentation
System support
(System) assembly
Project management
Project specification
Project plan
Project control
20. 02. 01
Information analysis
Form (specification) description
Requirements analysis
Acceptance test
Verification (test)
Application program
Application problem
acceptance tes
application problem
application program
application software --
bottom-up
change-over system
conceptual system design
configuration control board
cutover
data analysis.........
data inventory
decision table
desk checking
developmental baseline
evaluation report
Quantity and industry professional training
GB/T 5271. 20-- 94
User manual
User guide
Quality assurance
Desktop bending test
Bottom-up
Top-down
Assembly test
Appendix B
English index
(reference)
·20.05.02
20. 06.02
Feasibility study
fitness-for-use test
forrnal specification
functional analysis
functional design
implementation (of a system)information analysis .
integration
network chart
network planning
opportunity study
parallel run
pilot project
post-development reviev
post-implementation review
problem definition
problem description
program maintenance manual ..program specification
project
project control
project management
project planning
project specification
prototype
quality assurance
requirement
rcquirements analysis
GB/T 5271.20---94
20.02. 02
20. 05.06
.20.02.09
..20.06.08
20.07. 02 | | tt | design | analysis
test plan
top-down
unit test
usability test
user manual
user's guide.
validation(test) ..
verification(test)
Secondary school heart
.............
e-product service
20. 01.09
Electricity fee, electricity bill, electricity industry heart
.20.05.09
Additional instructions:
GB/T5271.20—
This standard is proposed by the Ministry of Machinery and Electronics Industry of the People's Republic of China. This standard is under the jurisdiction of the Electronic Standardization Research Institute of the Ministry of Machinery and Electronics Industry. This standard is drafted by the Electronic Standardization Research Institute of the Ministry of Machinery and Electronics Industry. The main drafters of this standard are Lin Ning, Zhang Ting, Feng Hui and Wu Zhongxian. 29120—94
Appendix A
Chinese Index
(Reference)
Software Package
Timing Study
Post-Implementation Review
Practicality Test
Pilot Project
Data Analysis
Data List
Network Plan
Network Diagram
Problem Definition
Problem Description
System Test and Evaluation Plan
System Analysis||tt ||System tracking
System development
System description
System software
System design
System life cycle
(System) implementation
System maintenance
System maintenance manual
System documentation
System support
(System) assembly
Project management
Project specification
Project plan
Project control
20. 02. 01
Information analysis
Form (specification) description
Requirements analysis
Acceptance test
Verification (test)
Application program
Application problem
acceptance tes
application problem
application program
application software --
bottom-up
change-over system
conceptual system design
configuration control board
cutover
data analysis.........
data inventory
decision table
desk checking
developmental baseline
evaluation report
Quantity and industry professional training
GB/T 5271. 20-- 94
User manual
User guide
Quality assurance
Desktop bending test
Bottom-up
Top-down
Assembly test
Appendix B
English index
(reference)
·20.05.02
20. 06.02
Feasibility study
fitness-for-use test
forrnal specification
functional analysis
functional design
implementation (of a system)information analysis .
integration
network chart
network planning
opportunity study
parallel run
pilot project
post-development reviev
post-implementation review
problem definition
problem description
program maintenance manual ..program specification
project
project control
project management
project planning
project specification
prototype
quality assurance
requirement
rcquirements analysis
GB/T 5271.20---94
20.02. 02
20. 05.06
.20.02.09
..20.06.08
20.07. 02 | | tt | design | analysis
test plan
top-down
unit test
usability test
user manual
user's guide.
validation(test) ..
verification(test)
Secondary school heart
.............
e-product service
20. 01.09
Electricity fee, electricity bill, electricity industry heart
.20.05.09
Additional instructions:
GB/T5271.20—
This standard is proposed by the Ministry of Machinery and Electronics Industry of the People's Republic of China. This standard is under the jurisdiction of the Electronic Standardization Research Institute of the Ministry of Machinery and Electronics Industry. This standard is drafted by the Electronic Standardization Research Institute of the Ministry of Machinery and Electronics Industry. The main drafters of this standard are Lin Ning, Zhang Ting, Feng Hui and Wu Zhongxian. 29120—94
Appendix A
Chinese Index
(Reference)
Software Package
Timing Study
Post-Implementation Review
Practicality Test
Pilot Project
Data Analysis
Data List
Network Plan
Network Diagram
Problem Definition
Problem Description
System Test and Evaluation Plan
System Analysis||tt ||System tracking
System development
System description
System software
System design
System life cycle
(System) implementation
System maintenance
System maintenance manual
System documentation
System support
(System) assembly
Project management
Project specification
Project plan
Project control
20. 02. 01
Information analysis
Form (specification) description
Requirements analysis
Acceptance test
Verification (test)
Application program
Application problem
acceptance tes
application problem
application program
application software --
bottom-up
change-over system
conceptual system design
configuration control board
cutover
data analysis.........
data inventory
decision table
desk checking
developmental baseline
evaluation report
Quantity and industry professional training
GB/T 5271. 20-- 94
User manual
User guide
Quality assurance
Desktop bending test
Bottom-up
Top-down
Assembly test
Appendix B
English index
(reference)
·20.05.02
20. 06.02
Feasibility study
fitness-for-use test
forrnal specification
functional analysis
functional design
implementation (of a system)information analysis .
integration
network chart
network planning
opportunity study
parallel run
pilot project
post-development reviev
post-implementation review
problem definition
problem description
program maintenance manual ..program specification
project
project control
project management
project planning
project specification
prototype
quality assurance
requirement
rcquirements analysis
GB/T 5271.20---94
20.02. 02
20. 05.06
.20.02.09
..20.06.08
20.07. 02 | | tt | design | analysis
test plan
top-down
unit test
usability test
user manual
user's guide.
validation(test) ..
verification(test)
Secondary school heart
.............
e-product service
20. 01.09
Electricity fee, electricity bill, electricity industry heart
.20.05.09
Additional instructions:
GB/T5271.20—
This standard is proposed by the Ministry of Machinery and Electronics Industry of the People's Republic of China. This standard is under the jurisdiction of the Electronic Standardization Research Institute of the Ministry of Machinery and Electronics Industry. This standard is drafted by the Electronic Standardization Research Institute of the Ministry of Machinery and Electronics Industry. The main drafters of this standard are Lin Ning, Zhang Ting, Feng Hui and Wu Zhongxian. 29101
Information analysis
Form (specification) description
Requirements analysis
Acceptance test
Verification (test)
Application program
Application problem
acceptance tes
application problem
application program
application software --
bottom-up
change-over system
conceptual system design
configuration control board
cutover
data analysis.........
data inventory
decision table
desk checking
developmental baseline
evaluation report
Quantity and industry professional core business
GB/T 5271. 20-- 94
User manual
User guide
Quality assurance
Desktop bending
Bottom-up
Top-down
Assembly test
Appendix B
English index
(reference)
·20.05.02
20. 06.02
feasibility study
fitness-for-use test
forrnal specification
functional analysis
functional design
implementation (of a system)information analysis .
integration
network chart
network planning
opportunity study
parallel run
pilot project | assurance | |tt | 02
.20. 07.03 | documentation | |tt | plan
top-down
unit test
usability test
user manual
user's guide.
validation(test) ..
verification(test)
Secondary School
.............
e-product service
20. 01.09
Electricity charges, electricity bills, electricity industry
.20.05.09
Additional instructions:
GB/T5271.20—
This standard was proposed by the Ministry of Machinery and Electronics Industry of the People's Republic of China. This standard is under the jurisdiction of the Electronic Standardization Research Institute of the Ministry of Machinery and Electronics Industry. This standard was drafted by the Electronic Standardization Research Institute of the Ministry of Machinery and Electronics Industry. The main drafters of this standard are Lin Ning, Zhang Ting, Feng Hui and Wu Zhongxian. 29101
Information analysis
Form (specification) description
Requirements analysis
Acceptance test
Verification (test)
Application program
Application problem
acceptance tes
application problem
application program
application software --
bottom-up
change-over system
conceptual system design
configuration control board
cutover
data analysis.........
data inventory
decision table
desk checking
developmental baseline
evaluation report
Quantity and industry professional core business
GB/T 5271. 20-- 94
User manual
User guide
Quality assurance
Desktop bending
Bottom-up
Top-down
Assembly test
Appendix B
English index
(reference)
·20.05.02
20. 06.02
feasibility study
fitness-for-use test
forrnal specification
functional analysis
functional design
implementation (of a system)information analysis .
integration
network chart
network planning
opportunity study
parallel run
pilot project | assurance | |tt | 02
.20. 07.03 | documentation | |tt | plan
top-down
unit test
usability test
user manual
user's guide.
validation(test) ..
verification(test)
Secondary School
.............
e-product service
20. 01.09
Electricity charges, electricity bills, electricity industry
.20.05.09
Additional instructions:
GB/T5271.20—
This standard was proposed by the Ministry of Machinery and Electronics Industry of the People's Republic of China. This standard is under the jurisdiction of the Electronic Standardization Research Institute of the Ministry of Machinery and Electronics Industry. This standard was drafted by the Electronic Standardization Research Institute of the Ministry of Machinery and Electronics Industry. The main drafters of this standard are Lin Ning, Zhang Ting, Feng Hui and Wu Zhongxian. 291
integration
network chart
network planning
opportunity study
parallel run
pilot project
post-development reviev
post-implementation review
problem definition
problem description
program maintenance manual ..program specification
project
project control
project management
project planning
project specification
prototype
quality assurance
requirement
rcquirements analysis
GB/T 5271.20---94
20.02. 02
20. 05.06 | |tt | |.20.02.09 | |tt | package | software
system support
China Center Center Center Center
GB/T 5271.20—94
system test and evaluation plansystems analysis
test plan
top-down
unit test
usability test
user manual
user's guide.
validation(test) ..
verification(test)
China Center Center Center
.............
e-quality service
20. 01.09
Electricity chargeElectricity invoiceElectricity Industry Center
.20.05.09
Additional notes:
GB/T5271.20—
This standard was proposed by the Ministry of Machinery and Electronics Industry of the People's Republic of China. This standard is under the jurisdiction of the Electronic Standardization Institute of the Ministry of Machinery and Electronics Industry. This standard was drafted by the Electronic Standardization Institute of the Ministry of Machinery and Electronics Industry. The main drafters of this standard are Lin Ning, Zhang Ting, Feng Hui, and Wu Zhongxian.
integration
network chart
network planning
opportunity study
parallel run
pilot project
post-development reviev
post-implementation review
problem definition
problem description
program maintenance manual ..program specification
project
project control
project management
project planning
project specification
prototype
quality assurance
requirement
rcquirements analysis
GB/T 5271.20---94
20.02. 02
20. 05.06 | |tt | package | software
system support
China Center Center Center Center
GB/T 5271.20—94
system test and evaluation plansystems analysis
test plan
top-down
unit test
usability test
user manual
user's guide.
validation(test) ..
verification(test)
China Center Center Center
.............
e-quality service
20. 01.09
Electricity chargeElectricity invoiceElectricity Industry Center
.20.05.09
Additional notes:
GB/T5271.20—
This standard was proposed by the Ministry of Machinery and Electronics Industry of the People's Republic of China. This standard is under the jurisdiction of the Electronic Standardization Institute of the Ministry of Machinery and Electronics Industry. This standard was drafted by the Electronic Standardization Institute of the Ministry of Machinery and Electronics Industry. The main drafters of this standard are Lin Ning, Zhang Ting, Feng Hui, and Wu Zhongxian.
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