单项选择题
A. An exception is thrown.
B. The code does no compile.
C. “Hello World.” Is printed to the terminal.
D. The program exits without printing anything.
单项选择题 1. public class Test { 2. public static void main (String []args) { 3. unsigned byte b = 0; 4. b--; 5. 6. } 7. } What is the value of b at line 5?()
单项选择题 public class Test { public static void replaceJ(string text) { text.replace (‘j’, ‘l’); } public static void main(String args[]) { string text = new String (“java”) replaceJ(text); system.out.printIn(text); } } What is the result?()
多项选择题 public class Foo { private int val; public foo(int v) (val = v;) } public static void main (String [] args) { Foo a = new Foo (10); Foo b = new Foo (10); Foo c = a; int d = 10; double e = 10.0; } Which three logical expression evaluate to true?()