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January 2021

Internal failure costs

Section 22.1 presents the classic cost of software quality model. It classifies quality costs into four classes: prevention costs, appraisal costs, internal failure costs and external failure costs. (1) Explain in your own words the main characteristics of each class of costs and indicate the differences between them. (2) Suggest three items for each class.

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Quality policy document

1.Refer to the LQS Ltd software quality policy document presented in Frame 25.2. a..Examine each clause of the policy document and identify the SQA components directly referred to in those clauses. b. Examine the document and identify those components of the SQA system indirectly addressed by the policy document. c. List the SQA components not

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Software quality issues

1. The executive in charge of software quality issues is responsible for overall control of the performance of SQA activities. a. List the types of SQA activities under the executive’s responsibility. b. Describe in your own words the activities the executive has to perform to control the SQA activities listed in (1). 2. Nine typical

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Organizational structure

According to a model presented in Figure 26.1, the organizational structure of an SQA unit includes three sub-units that deal with SQA development and maintenance. a. List the three sub-units. b. Describe in your own words the tasks performed by each. 2.Project life cycle SQA tasks include project life cycle control tasks and participation tasks.

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External audits

1. It has become customary in recent years for external bodies to perform SQA audits of a supplier’s SQA system. a. Describe the types of SQA audits performed by external bodies. b. Describe the SQA tasks involved in each of the external audits listed in (1) and indicate the differences between them.

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Graphic communication

1. When is sketching used as graphic communication?  2. Why are standards so important for members of the engineering design team?  3. What is the design process?  4. What are the five phases of the design process?  5. Describe the difference between concurrent and traditional design process models.

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Rapid prototypes

What does PDM or EDM stand for? What are some advantages of PDM? When are rapid prototypes useful? List three ways a CAD database can be used. List five techniques you can use to enhance creativity. Draw the alphabet of lines and label each line.

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Engineering lettering

1. What are the main advantages of polyester film as a drawing media?  2. What are the four standard types of projections?  3. Which drawing lines are thick? Which are thin? Which are very light and should not reproduce when copied?  4. What font provides the shape of standard engineering lettering?  5. Describe the characteristics

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