单项选择题
What is the result？（）
A.a，b，c B.1，2，3 C.a1b2c3 D.a1 b2 c3 E.Compilation fails. F.The code runs with no output. G.An exception is thrown at runtime.
What is the result？（） A.Compilation fails.B.After line ...
A.Compilation fails. B.After line 15， the value of age is 5. C.After line 15， the value of age is 3. D.An exception is thrown at runtime.
Which two statements are true about The result if the d...
多项选择题
Which two statements are true about The result if the default locale is Locale.US？（）
A.The value of b is 2. B.The value of a is 3.14. C.The value of b is 2.00. D.The value of a is 3.141. E.The value of a is 3.1415. F.The value of a is 3.1416. G.The value of b is 2.0000.
What is the result when method testIfA is invoked？（） A....
What is the result when method testIfA is invoked？（）
A.True B.Not true C.An exception is thrown at runtime. D.Compilation fails because of an error at line 12. E.Compilation fails because of an error at line 19.
