单项选择题
Given: 11.String test = "This is a test"; 12.String[] tokens = test.split("\s"); 13.System.out.println(tokens.length); What is the result?()
Consider the following: Which statement best describes the meaning of the value for the key_len column?()
多项选择题
Given: 12. NumberFormat nf = NumberFormat.getInstance(); 13. nf.setMaximumFractionDigits(4); 14. nf.setMinimumFractionDigits(2); 15. String a = nf.format(3.1415926); 16. String b = nf.format(2); Which two statements are true about the result if the default locale is Locale.US?()
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