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【单选题】
下面关于序列化的说法正确的是:
A.
只有可序列化对象才可以被序列化。
B.
String不是可序列化对象。
C.
只有JDK提供的类才可能是可序列化的,而自定义的类不可能是可序列化的。
D.
一个可序列化类的任何属性都可以被序列化。
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参考答案:
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【简答题】A severe heatwave sweeping India, with temperatures of almost 44ºC, the highest in 52 years, has killed at least 80 people this month, officials said on Sunday. The hot weather, which officials say wo...
【单选题】Why did Mr. Moore write the letter to the newspaper?
A.
He hope more people would know he had lost some expensive books.
B.
He thought in this way the thief (贼) would bring the books back to him.
C.
He wanted to buy old and modern books.
D.
He wanted to tell the police he had lost some expensive books.
【单选题】Why did Mr. Moore write the letter to the newspaper?
A.
He hope more people would know he had lost some expensive books.
B.
He thought in this way the thief(赋)would bring the books back to him.
C.
He wanted to buy old and modern books.
D.
He wanted to tell the police he had lost some expensive books.
【判断题】根据《特种设备作业人员监督管理办法》规定,申请《特种设备作业人员证》的人员,应当首先向发证部门指定的特种设备作业人员培训机构报名参加培训;经培训并考试合格,凭考试结果和相关材料向发证部门申请审核、发证。
A.
正确
B.
错误
【简答题】短文填空。 What is a library for? Most libraries have books and other things to r 1 . Many of them have things to listen to. Some libraries even have computers. But very f 2 people would think of a library...
【单选题】不适合做寒暄话题的是 。
A.
公司的机密史
B.
国际形势
【简答题】阅读理解。 Some people are lucky enough to be born with a good sense of direction and even if they have only visited a place once, they will be able to find it again years later. I am one of those unfortun...
【单选题】I got to the party late. By the time I arrived, some people ______ home already.
A.
went
B.
would go
C.
had gone
D.
have gone
【单选题】为了规范特种设备作业人员()工作,根据《特种设备作业人员监督管理办法》,制定《特种设备作业人员考核规则》。
A.
考核
B.
考试
C.
取证
【单选题】在的DNS区域文件里,$TTL指令为其后记录的存活时间字段设置默认值,STTL值的默认单位是()
A.
毫秒
B.
C.
D.
小时
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