单项选择题X 纠错
A. i = 6 and j = 5
B. i = 5 and j = 5
C. i = 6 and j = 4
D. i = 5 and j = 6
E. i = 6 and j = 6
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单项选择题
A. just after line 5
B. just after line 6
C. just after line 7 (That is. As the method returns)
D. Never in this method
多项选择题
A. 3 / 2
B. 3 < 2
C. 3 * 4
D. 3 << 2
E. 3 * 22
F. 3 <<<2
单项选择题
A. The MyCircle class is full encapsulated.
B. The diameter of a given MyCircle is guaranteed to be twice its radius.
C. Lines 6 and 7 should be in a synchronized block to ensure encapsulation.
D. The radius of a MyCircle object can be set without affecting its diameter.
单项选择题
A. The tag handler must extend body Tag.
B. The do After Body method is NOT called.
C. The set Body Content method is called.
D. It is never legal to return EVAL_BODY_BUFFERED from do Start Tag.
单项选择题
A. The code will not compile.
B. The output is Caught Exception
C. The output is Caught IO Exception
D. The program executes normally without printing a message.
单项选择题
A. Compilation will succeed.
B. Compilation will fail at line 5.
C. Compilation will fail at line 6.
D. Compilation will fail at line 14.
E. Compilation will fail at line 17.
单项选择题
A. The code compiles and “s=” is printed.
B. The code compiles and “s=null” is printed.
C. The code does not compile because Strings is not initialized.
D. The code does not compile because because Strings cannot be referneed.
E. The code comiles.butt a NullPointerException is thrown when toString is called.
多项选择题
A. Char ch = “a”;
B. char ch = “”;
C. char ch = “café”;
D. char ch = “ucafe”;
E. char ch = “ucafe’;
F. char ch = “u10100’;
G. char ch = (char) true;