OCJP(310-065)单项选择题每日一练(2019.01.25)

单项选择题
Given:What is the result？（）
A.2
B.3
C.12
D.23
单项选择题
Click the Exhibit button.What is the result？（）
A.Value is： 8
B.Compilation fails.
C.Value is： 12
D.Value is： -12
单项选择题
Given：What is the result？（）
A.An Exception is thrown with no other output
B.followed by an Exception
C.Compilation fails due to an error on line 9
D.Compilation fails due to an error on line 14
单项选择题
Given：What is the result？（）
A.1
B.12
C.14
D.123
单项选择题
Given：If class Donkey is invoked twice， the first time without assertions enabled，and the second time with assertions enabled， what are the results？（）
A.no output
B.no outputassert is on
C.assert is on
D.no outputAn AssertionError is thrown.
E.assert is onAn AssertionError is thrown.