a) A project has a Schedule Performance Index (SPI) as 0.90 and Cost Performance Index (CPI) as 0.90. Describe what is the current situation of this project? (2 marks) b) A project has a Schedule Performance Index (SPI) of 0.70. What does it mean? (2 marks) c) Answer the following questions with true and false i The Vee Engineering Model should be used for any type and size of project. (2 marks) ii. There is a high risk of not fulfilling customers' expectations if no prototypes are produced. (2 marks) There is no need for updating test documents and requirement documents in Vee Engineering Model if any changes happen midway. (2 marks) d) Identify when (in which stage) integration and testing should be applied in Vee Engineering Model (2 marks) e) What is the role of relationship matrix in QFD (House of quality analysis)? (2 marks) f) What does PDR (preliminary design review) review mean during product development Vee Engineering Model? (2 marks) g) Which design review document in Vee model is used for checking the product is acceptable to be certified? (2 marks) h) in which design review stages should FMEAS (Failure Modes and Effects Analysis) be reviewed? (2 marks) 1) What are the primary roles of QA (Quality Assurance)? Explain it for the software product case