单项选择题
下面代码的运行结果是什么?()
A. 0 B. 1 C. 2 D. 3 E. 4 F. 编译错误 G. 运行时抛出异常
下面代码的运行结果是什么?()A. 42B. 0042C. An exception is thrown at...
A. 42 B. 0042 C. An exception is thrown at runtime. D. Compilation fails because of an error in line 13. E. Compilation fails because of an error in line 14.
int[] myArray = new int[] {1,2,3,4,5}; 以下哪个选项可以用一个数组创建...
int[] myArray = new int[] {1,2,3,4,5}; 以下哪个选项可以用一个数组创建一个列表?()
A. List myList = myArray.asList(); B. List myList = Arrays.asList(myArray); C. List myList = new ArrayList(myArray); D. List myList = Collections.fromArray(myArray);
Which is true?() A. Line 3 will print the value 2.B. Li...
Which is true?()
A. Line 3 will print the value 2. B. Line 3 will print the value 3. C. Compilation will fail because of an error in line 1. D. Compilation will fail because of an error in line 2.