单项选择题
public class Foo {
public static void main (String []args) {
int i = 1;
int j = i++;
if ((i>++j) && (i++ ==j)) {
i +=j;
}
}
}
What is the final value of i?()
A. 1
B. 2
C. 3
D. 4
E. 5
相关考题
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单项选择题
public class X { public static void main (String[]args) { String s1 = new String (“true”); Boolean b1 = new Boolean (true); if (s2.equals(b1)) { System.out.printIn(“Equal”); } } } What is the result?()
A. The program runs and prints nothing.
B. The program runs and prints “Equal”
C. An error at line 5 causes compilation to fail.
D. The program runs but aborts with an exception. -
单项选择题
String foo = “blue”; Boolean[]bar = new Boolean [1]; if (bar[0]) { foo = “green”; } What is the result? ()
A. Foo has the value of “”
B. Foo has the value of null.
C. Foo has the value of “blue”
D. Foo has the value of “green”
E. An exception is thrown.
F. The code will not compile. -
多项选择题
Whichtwovaliddeclarationsofachar?()
A. Char ch = “a”;
B. Char ch = ‘\’ ‘;
C. Char ch = ‘cafe’;
D. Char ch = “cafe”;
E. Char ch = ‘\ucafe’;
F. Char ch = ‘\u10100’;
G. Char ch = (char) true;
