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Half Yearly SDD Assessment Task 3 ____ SCHOOL SOFTWARE DESIGN AND DEVELOPMENT 2007 PRELIMINARY YEAR TITLE: Half Yearly Exam NUMBER: 3 CONTRIBUTION: 20% DATE: 19/6/08 OUTCOMES: P1.1, P 1.2, P1.3, P2.1, P2.2, P3.1, P4.1, P4.2, P4.3, P5.1, P6.1 DESCRIPTION: This in class exam will cover all aspects of the course covered to date. This includes: • • • • Social and ethical issues Hardware and software Software development approaches Defining the problem and planning solutions Please refer to the syllabus for further details on the assessable learning outcomes. RL 10/06/2008 Half Yearly SDD Assessment Task 3 SHORT RESPONSE QUESTIONS 1. Is the software response time of website important? 2. Is the degree of user friendliness of ATM software important? best: A. Verbal agreement B. Written license agreement C. Only doing business with friends D. Keeping your property secret 4. Match up the piece of hardware with its function (input, output, process, storage):      USB flash drive Speakers Webcam Mouse Printer TRUE / FALSE TRUE / FALSE 3. Which method for protecting the software intellectual property of your business is the 5. Which one of the following generations of languages was historically the earliest: A. Declarative B. Assembler C. Higher level D. Machine 6. Complete this sentence by choosing one of the options: A characteristic of older operating systems was that they did not include a [command line] OR [graphical user interface]. 7. It is important for programmers and users to work as a team? development:  Building  modifying  Planning  Checking  Defining TRUE / FALSE 8. Put these steps into the correct sequence for the structured approach to RL 10/06/2008 Half Yearly SDD Assessment Task 3 9. The most appropriate data structure to store the shipping details of a customer would be a: A. Array B. Record C. Sequential File D. Scrap paper 10. Convert the binary number 110110 to:    Decimal Octal Hexadecimal 11. Complete this sentence by choosing one of the options: Breaking a large module into smaller and smaller modules is named the [topdown] OR [bottom-up] approach. 12. Larger values may be stored in a floating point data type than in an integer data type. FALSE 14. List three areas of inclusivity which are important to consider when developing software. TRUE / FALSE TRUE / 13. The hardware and operating system will place limitations on data types. 15. Classify the following pieces of software as either System, Utility, Application, or Custom.     Microsoft Excel Microsoft Windows Vista Counter Strike Narrator 16. The main reason for developing internal documentation is: A. To make the software easier to sell B. So that it is easier for developers to modify and debug the software C. For the end user to understand how to use the software D. To please the client who ordered the software 17. The fetch-execute cycle involves the following sequence of steps: A. Fetch, Decode, Store, Execute B. Execute, Store, Decode, Fetch C. Fetch, Decode, Execute, Store RL 10/06/2008 Half Yearly SDD Assessment Task 3 D. Decode, Fetch, Store, Execute 18. The integer data type has the following range: A. 0 to 32768 B. 0 to 1 C. -32768 to 32768 D. -32769 to 32769 19. Recall the correct order of the initiation and running of an application:  Load into RAM  Display the start screen  Start fetch-execute cycle  Locate on disk  Wait for user input 20. Recall two characteristics of each development approach:      Structured: Prototype: Rapid Application Development: End User: Calculate the volume of a cylinder. 21. Identify the inputs and outputs of the following process: 22. Recommend which data type (integer, string, floating point, Boolean, currency) would be best for the following chunks of data:      5.6 $15 18 Who are the brain police true 23. Convert the following binary to decimal (i) 101101 (ii) 101111 RL 10/06/2008 Half Yearly SDD Assessment Task 3 24. Convert the following decimal to binary (i) 46 (ii) 24 25. Convert the following binary to hex (i) 10100011 LONGER RESPONSE QUESTIONS 26. Propose a negative effect of the prolonged use computer systems. [2] 27. Identify the inputs and outputs of the following processes: [4]  Calculating the average of three numbers  Sell a pair of pair of shoes to a person 28. Recommend which control structure (sequence, selection, iteration) to use in the following scenarios: [3]    Continue to eat until no more food Driver puts car into the correct gear depending on speed Follow directions to the train stations 29. Explain why it is considered more difficult to locate a run-time error than a syntax error. [2] RL 10/06/2008 Half Yearly SDD Assessment Task 3 30. Interpret the following pseudocode which describes a method to calculate the average of two numbers. It has a logic error in it, circle the location of the error and modify the pseudocode to correct it. [4] BEGIN calculate_average get firstnumber from user get secondnumber from user set average to firstnumber + secondnumber print average END 31. Construct an IPO chart for the calculate_average process in the previous question. [4] 32. Discuss why there is a need for project management in large software projects. [4] 33. Explain why software sourced from the internet is not necessarily free to use. [2] RL 10/06/2008 Half Yearly SDD Assessment Task 3 34. Construct an algorithm in pseudocode which swaps two data items called item1 and item2. [4] 35. Construct an algorithm with a flowchart which prints all the numbers from 1 to 10. [4] RL 10/06/2008