{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

2009S2TestQuestions

# 2009S2TestQuestions - CompSci 101 THE UNIVERSITY OF...

This preview shows pages 1–6. Sign up to view the full content.

CompSci 101 THE UNIVERSITY OF AUCKLAND SEMESTER TWO, 2009 Campus: City CompSci 101 TEST COMPUTER SCIENCE Principles of Programming (Time allowed: 75 minutes) NOTE: Attempt ALL questions Write your answers in the space provided There is space at the back for answers that overflow the allotted space No calculators are permitted Surname: Forenames: Student ID number: Login name: Lab time: Q1 (/20) Q4 (/10) Q7 (/6) Q2 (/20) Q5 (/18) Q8 (/6) Q3 (/12) Q6 (/8) TOTAL (/100)

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
Question/Answer Sheet - Page 2 - CompSci 101 SURNAME: ...................................................... FORENAMES: ........................................................... CONTINUED Question 1 (20 marks) a) What is the output when the following code is executed? int num1 = 4; int num2 = 3; String exp = " a + b "; System.out.println(num1 + num2 + exp + num1 * num2); (2 marks) b) Complete the output when the Q01B program is executed. public class Q01B { public void start() { printAValue(20, 10, 30); } private void printAValue(int num1, int num2, int num3) { int a = Math.max(num1, num2); int b = Math.min(a, num3); System.out.println("Result: " + b); } } Result: (2 marks)
Question/Answer Sheet - Page 3 - CompSci 101 SURNAME: ...................................................... FORENAMES: ........................................................... CONTINUED c) Complete the output when the following code is executed. String words1 = "super duper"; String words2 = "mish mash"; String words3 = words1.substring(1, 3) + "XX" + words2.substring(4) + "XX"; System.out.println(words3); XX XX (2 marks) d) Complete the output when the following code is executed. String words1 = "WISHY WASHY"; int pos1 = words1.indexOf(" "); int pos2 = words1.indexOf("SH"); int pos3 = words1.indexOf("DISH"); System.out.println("pos1: " + pos1); System.out.println("pos2: " + pos2); System.out.println("pos3: " + pos3); pos1: pos2: pos3: (2 marks)

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
Question/Answer Sheet - Page 4 - CompSci 101 SURNAME: ...................................................... FORENAMES: ........................................................... CONTINUED e) Complete the output when the following code is executed. String words1 = "PING PONG"; char a = words1.charAt(3); char b = words1.charAt(5); char c = words1.charAt(8); System.out.println("a: " + a + " b: " + b + " c:" + c); a: b: c: (2 marks) f) Complete the output when the following code is executed. int a = 4; int b = a + 10; int c = a + b; a = a + 4; b = b - a; c = b + a + 1; System.out.println("a: " + a + " b: " + b + " c: " + c); a: b: c: (2 marks)
Question/Answer Sheet - Page 5 - CompSci 101 SURNAME: ...................................................... FORENAMES: ........................................................... CONTINUED g) Complete the output when the following section of code is executed. int a = 9; double b = a / 2; double c = a / 2.0; System.out.println("a: " + a + " b: " + b + " c: " + c); a: b: c: (2 marks) h) Complete the output when the following section of code is executed. int number = 1; int value = Math. min (5, Math. max (number + 2, 4)); System. out .println("H: " + (value > 4) ); H: (2 marks) i) Complete the output when the following section of code is executed.

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

### Page1 / 22

2009S2TestQuestions - CompSci 101 THE UNIVERSITY OF...

This preview shows document pages 1 - 6. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online