2005S1ExamAnswers

2005S1ExamAnswers - VERSION 1 COMPSCI 101 THE UNIVERSITY OF...

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Unformatted text preview: VERSION 1 COMPSCI 101 THE UNIVERSITY OF AUCKLAND CONTINUED FIRST SEMESTER, 2005 Campus: City COMPUTER SCIENCE Principles of Programming (Time Allowed: TWO hours) Surname .............................................................................................. Forenames ........................................................................................... Student ID ........................................................................................... Login name(UPI) ................................................................................ NOTE: Attempt ALL questions Answer the multiple choice questions in section A by circling the correct answer Write the answer to the questions in section B in the space provided Examiner to complete: Question Mark 1 20 (/40) 21 (/8) 22 (/10) 23 (/12) 24 (/5) 25 (/10) 26 (/10) 27 (/5) Total . (/100) VERSION 1 - 2 - COMPSCI 101 Question/Answer Sheet ID........................................ CONTINUED SECTION A: MULTIPLE CHOICE QUESTIONS Each question in this section is worth 2 marks. Circle the letter corresponding to your choice. There is only one correct answer for each question. 1. What is the output produced by the following code? System.out.println("1 + 2" + 3) ; (a) 6 (b) 123 (c) 1 + 2 + 3 (d) 1 + 23 (e) 3 + 3 2. What is the output produced by the following code? System.out.println(3 / 2 * 5 % 3); (a) 2 (b) 3 (c) 0 (d) 1 (e) None of the above 3. Which of the following is the correct way to declare a symbolic constant? (a) int final size = 10; (b) final int size = 10; (c) int final SIZE = 10; (d) final int SIZE = 10; (e) int size = 10; VERSION 1 - 3 - COMPSCI 101 Question/Answer Sheet ID........................................ CONTINUED 4. Which one of the identifiers shown below follows the style convention for naming classes? (a) countNumbers (b) Print_Alphabet (c) Spaceinvaders (d) JellyBeans (e) myfirstprogram 5. Which one of the five sections of code below does NOT produce the following output: output: AAAA (a) System.out.print("output: "); for (int i = 1; i < 5; i++) { System.out.print("A"); } (b) System.out.print("output: "); for (int i = 1; i < 5 && i != 0; i++) { System.out.print("A"); } (c) System.out.print("output: "); for (int i = 1; i < 5; ) { i = i + 1; System.out.print("A"); } (d) System.out.print("output: "); for (int i = 1; i < 10; i = i + 2) { System.out.print("A"); } (e) System.out.print("output: "); for (int i = 5; i > 1; i--) { System.out.print("A"); } VERSION 1 - 4 - COMPSCI 101 Question/Answer Sheet ID........................................ CONTINUED 6. Given the methods declared below, which statement would result in the value 10 being printed to the screen?...
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2005S1ExamAnswers - VERSION 1 COMPSCI 101 THE UNIVERSITY OF...

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