Review for Quiz 8

Question 8-1

Suppose we were to execute the run() method of the following program. What would it print?

import csbsju.cs160.*;
public class Test {
    public static void f(int x, int[] a) {
        x = 2;
        a[0] = 5;
    }
    public static void run() {
        int y = 3;
        int[] b = { 4 };
        f(y, b);
        IO.println(y + " " + b[0]);
    }
}

Question 8-2

Say the user runs the following program, typing 4 when told. What does the program print?

import csbsju.cs160.*;
public class Example {
    public static void main(String[] args) {
        IO.print("Type something. ");
        switch(IO.readInt() / 2) {
        case 0: IO.println("0");
        case 1: IO.println("1");
        case 2: IO.println("2");
        case 3: IO.println("3");
        case 4: IO.println("4");
        case 5: IO.println("5");
        }
    }
}

Solutions

Solution 8-1

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