单项选择题X 纠错
A. baz has the value of “”.
B. baz has the value of null.
C. baz has the value of “red”
D. baz has the value of “blue”
E. baz has the value of “green”
F. The code does not compile.
G. the program throws an exception.
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单项选择题
A. -1
B. 225
C. 127
D. Compilation will fail.
E. Compilation will succeed but the program will throw an exception at line 4.
单项选择题
A. baz has a value of 0.
B. baz has a value of 1.
C. baz has the value of 2.
D. An exception is thrown.
E. The code will not compile.
单项选择题
A. Compilation succeed and d take the value 253.
B. Line 5 contains an error that prevents compilation.
C. Line 5 throws an exception indicating “out of range”
D. Line 3 and 4 contain errors that prevent compilation.
E. The compilation succeed and d takes the value of 1.
单项选择题
A. The program prints “0”.
B. The program prints “4”.
C. The program prints “8”.
D. The program prints “12”.
E. The code does not compile.
单项选择题
A. The program runs and prints “0”
B. The program runs and prints “1”
C. The program runs but aborts with an exception.
D. An error “possible undefined variable” at line 5 cause compilation to fail.
E. An error “possible undefined variable” at line 10 cause compilation to fail.
单项选择题
A. Compilation succeeds and l is printed.
B. Compilation succeeds and 2 printed.
C. An error at line 8 cause compilation to fail.
D. An error at line 14 cause complication to fail.
E. Complication succeeds but an exception is thrown at line 14.
单项选择题
A. Compilation succeeds and 4 is printed.
B. Compilation …………… is printed.
C. An error on line 9 cause compilation to fail.
D. An error on line 14 cause compilation to fail.
E. Compilation succeeds but an exception is thrown at line 9.
多项选择题
A. private void set Var(int a, float c, int b) {}
B. protected void set Var(int a, int b, float c) {}
C. public int set Var(int a, float c, int b) {return a:}
D. public int set Var(int a, int b, float c) {return a:}
E. protected float set Var(int a, int b, float c) {return c:}
多项选择题
A. 16 > 4
B. 16 / 2
C. 16 * 4
D. 16 >> 2
E. 16 / 22
F. 16 >>> 2
多项选择题
A. AnAdapter1 aa = new AnAdapter1 () {}
B. AnAdapter0 aa = new AnAdapter0 () {}
C. AnAdapter0 aa = new AnAdapter0 (5) {}
D. AnAdapter1 aa = new AnAdapter1 (5) {}
E. AnInterface ai = new Anlnterface (5)) {}