اختبار ا&

اختبار ا&

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1 UNIVERSITY OF COLOMBO, SRI LANKA UNIVERSITY OF COLOMBO SCHOOL OF COMPUTING DEGREE OF BACHELOR OF INFORMATION TECHNOLOGY ( EXTERNAL ) Academic Year 2004/2005 – 1 st Year Examination – Semester 2 IT2402 – Fundamentals of Software Engineering Multiple Choice Question Paper 31 st July, 2005 (TWO HOURS) Important Instructions: The duration of the paper is 2 (Two) hours. The medium of instruction and questions is English. The paper has 50 questions and 12 pages. All questions are of the MCQ (Multiple Choice Questions) type. All questions should be answered. Each question will have 5 (five) choices with one or more correct answers. All questions will carry equal marks. There will be a penalty for incorrect responses to discourage guessing. The mark given for a question will vary from –1 ( All the incorrect choices ) to +1 ( All the correct choices ). Answers should be marked on the special answer sheet provided. Note that questions appear on both sides of the paper. If a page is not printed, please inform the supervisor immediately. Mark the correct choices on the question paper first and then transfer them to the given answer sheet which will be machine marked. Please completely read and follow the instructions given on the other side of the answer sheet before you shade your correct choices .
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2 1 The failure rate of a software product decreases first and then increases with time approximating a bath tub like curve as for other tangible products. Which of the following may be the reason(s) behind this phenomenon? (a) Software does not wear and tear. (b) Software products change with time as customer requirements change. (c) Maintenance is the costliest phase of the software development life cycle. (d) A change to a piece of code may implicitly effect the functions of the rest of the code. (e) Software maintenance is given little consideration by companies developing software. 2) What type of software could be an autopilot system of a modern aircraft? (a) Business software (b) Real time software (c) Safety critical software (d) Scientific software (e) Embedded software 3) Which of the following does not justify the need for a software engineering discipline? (a) Deliver software on time with desired quality. (b) Overcome a crisis situation in software development. (c) Enforce tight control on the software development process in order to meet deadlines. (d) Enforce a code of ethics on software developers. (e) Promote object oriented programming techniques. 4) Identify the correct sentences with regards to software products. (a) Software is an intangible intellectual artefact.
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اختبار ا&

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