36 Questions
What is a key challenge facing software engineering according to the provided content?
Coping with increasing diversity
Which product characteristic ensures software is understandable, usable, and compatible with other systems?
Acceptability
What percentage of software costs are testing costs?
40%
What is a key difference between customized and generic software products?
Customized products have a specification owned by the software developer, while generic products have a specification owned by the customer.
What is the primary focus of software engineering?
Solving software-related problems
Which attribute of good software ensures it can evolve to meet changing needs?
Maintainability
What percentage of software costs are development costs?
60%
Which type of software is commissioned by a specific customer to meet their own needs?
Customized products
What is the primary difference between software engineering and computer science?
Software engineering focuses on practical software development
Which software engineering activity involves ensuring that the software meets the specified requirements?
Software validation
What is a key challenge facing software engineering?
Coping with increasing diversity
Which product characteristic ensures software does not cause physical or economic damage in case of failure?
Dependability and security
Which activity involves modifying software to reflect changing customer and market requirements?
Software evolution
What type of system requires all necessary functionality and does not need to be connected to a network?
Stand-alone applications
What is a fundamental principle applicable to all types of software system?
Developing systems using managed and understood processes
How has the web impacted software engineering?
Led to important advances in programming languages
What does the ACM/IEEE Code of Ethics emphasize?
Following morally correct principles
What is a potential ethical dilemma for software engineers?
Accepting work out of their competence
What is the purpose of the ACM/IEEE Code of Ethics?
To ensure beneficial and respected software engineering profession
What is a concern for the wilderness weather station system?
Privacy of weather data
What functionality of the wilderness weather station system involves dynamic reconfiguration?
Supporting dynamic reconfiguration
What type of system primarily entertains the user?
Entertainment systems
What principle states that software engineers should advance the integrity and reputation of the profession?
Profession promotion
What attribute of good software ensures it does not make wasteful use of system resources?
Efficiency
Which software engineering activity involves designing and programming the software?
Software development
What is a key challenge facing software engineering according to the provided content?
Coping with increasing diversity
Which product characteristic ensures software is understandable, usable, and compatible with other systems?
Acceptability
What percentage of software costs are testing costs?
40%
What is a key difference between customized and generic software products?
Customized products have a specification owned by the software developer, while generic products have a specification owned by the customer
Which principle of the ACM/IEEE Code of Ethics emphasizes acting in a manner that is in the best interests of clients and employers?
Client and employer interest
What type of system is primarily designed to process data in large batches?
Batch processing systems
What is a key principle applicable to all types of software systems irrespective of the development techniques used?
Developing systems using managed and understood processes
What is a concern for the wilderness weather station system according to the provided content?
Privacy of weather data
Which software engineering activity involves ensuring that the software meets the specified requirements?
Software validation
What is a potential ethical dilemma for software engineers according to the provided content?
Accepting work out of their competence
What principle states that software engineers should advance the integrity and reputation of the profession?
Profession promotion
Study Notes
Software Engineering Fundamentals
- Primary focus of software engineering: Solving software-related problems
- 60% of software costs are development costs
- Customized products are commissioned by a specific customer to meet their own needs
- Software engineering focuses on practical software development, whereas computer science focuses on theoretical aspects of software
- Software validation involves ensuring that the software meets the specified requirements
Software Engineering Activities
- Software specification involves defining the software that is to be produced
- Software development involves designing and programming the software
- Software validation involves ensuring that the software meets the specified requirements
- Software evolution involves modifying software to reflect changing customer and market requirements
Software Characteristics
- Maintainability: Ensures software can evolve to meet changing needs
- Efficiency: Ensures software does not make wasteful use of system resources
- Dependability and security: Ensures software does not cause physical or economic damage in case of failure
- Acceptability: Ensures software is understandable, usable, and compatible with other systems
Ethics and Professionalism
- ACM/IEEE Code of Ethics emphasizes following morally correct principles
- Software engineers should advance the integrity and reputation of the profession
- Key principle: Act in a manner that is in the best interests of clients and employers
- Potential ethical dilemma: Accepting work out of their competence
System Types
- Embedded control systems: Primarily designed to control hardware components
- Batch processing systems: Primarily designed to process data in large batches
- Interactive transaction-based applications: Primarily designed to support interactive processing
- Stand-alone applications: Do not need to be connected to a network
- Entertainment systems: Primarily designed to entertain the user
Test your knowledge of software engineering principles, including the primary focus of software engineering, attributes of good software, and software development costs.
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