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Introduction to Software Engineering Week 1: Overview CuuDuongThanCong.com https://fb.com/tailieudientucntt Objectives £ understand what software engineering is and why it is important; £ understand that the development of different types of software system may require different software engineering techniques; £ understand ethical and professional issues that are important for software engineers; 2 CuuDuongThanCong.com https://fb.com/tailieudientucntt Topics covered 1. 2. 3. 4. Software Software engineering Software process Software engineering ethics 3 CuuDuongThanCong.com https://fb.com/tailieudientucntt Topics covered 1. 2. 3. 4. Software Software engineering Software process Software engineering ethics 4 CuuDuongThanCong.com https://fb.com/tailieudientucntt What is software? £ Computer programs documentation. £ Software products and associated p may be developed for a particular customer or p may be developed for a general market. 5 CuuDuongThanCong.com https://fb.com/tailieudientucntt Role of software [1] q Is software important? Why? q Give ten examples of software 6 CuuDuongThanCong.com https://fb.com/tailieudientucntt Role of software [2] £ The economies of ALL developed nations are dependent on software. £ More and more systems are software controlled £ Software engineering is concerned with theories, methods and tools for professional software development. 7 CuuDuongThanCong.com https://fb.com/tailieudientucntt Software products £ Generic products p Stand-alone systems that are marketed and sold to any customer who wishes to buy them. p The specification of what the software should do is owned by the software developer and decisions on software change are made by the developer. £ Customized products p Software that is commissioned by a specific customer to meet their own needs. p The specification of what the software should do is owned by the customer for the software and they make decisions on software changes that are required. 8 CuuDuongThanCong.com https://fb.com/tailieudientucntt Essential attributes of good software £ Maintainability p Software should evolve to meet the changing needs of customers. £ Dependability and security p Software dependability includes a range of characteristics including reliability, security and safety. £ Efficiency p Software should not make wasteful use of system resources. £ Acceptability p Software must be acceptable to the type of users for which it is designed. 9 CuuDuongThanCong.com https://fb.com/tailieudientucntt Topics covered 1. 2. 3. 4. Software Software engineering Software process Software engineering ethics 10 CuuDuongThanCong.com https://fb.com/tailieudientucntt