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Givenamethodthatmustensurethatitsparameterisnotnull:What,insertedatline12,istheappropriatewaytohandleanullvalue?()A.assertvalue==null；B.assertvalue!=null："valueisnull"；C.if（value==null）{thrownewAssertionException（"valueisnull"）；}D.if（value==null）{thrownew

题目
Givenamethodthatmustensurethatitsparameterisnotnull:What,insertedatline12,istheappropriatewaytohandleanullvalue?()

A.assertvalue==null；

B.assertvalue!=null："valueisnull"；

C.if（value==null）{thrownewAssertionException（"valueisnull"）；}

D.if（value==null）{thrownewIllegalArgumentException（"valueisnull"）；}

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更多“Givenamethodthatmustensurethatitsparameterisnotnull:What,insertedatline12,istheappropriatewaytohandleanullvalue?() ”相关问题

  • 第1题：

    Given:Which regular expression, inserted at line 12, correctly splits test into "Test A", "Test B", and "Test C"?()

    A.String regex=""；

    B.String regex=" ."；

    C.String regex=".*"；

    D.String regex="\\s"；

    E.String regex="\\.\\s*"；

    F.String regex="\\w[\.]+"；


    参考答案：E

  • 第2题：

    下面哪些句子可以表示"您贵姓?"()

    A、What's your last name?

    B、What's your family name?

    C、What's your name?

    D、What's your first name?


    参考答案：AB

  • 第3题：

    健康计划的总体目标中的三个“W”指

    A:what,when,where

    B:who,what,when

    C:when,where,which

    D:who,what,which

    E:what,when,why


    正确答案：B
    解析：总体目标的三个“W”分别指who-对象;what-实现什么变化;when-实现变化的期限。

  • 第4题：

    Givenamethodthatmustensurethatitsparameterisnotnull：11.publicvoidsomeMethod（Objectvalue）{12.//checkfornullvalue...20.System.out.println（value.getClass（））；21.}Whatinsertedatline12，istheappropriatewaytohandleanullvalue？（）

    A.assertvalue==null；

    B.assertvalue!=null，"valueisnull"；

    C.if（value==null）{thrownewAssertionException（"valueisnull"）；}

    D.if（value==null）{thrownewIllegalArgumentException（"valueisnull"）；}


    参考答案：D

  • 第5题：

    6． She was so angry at ________ he was doing ________she walked out．and closed the door heavily behind her．

    A． what ; that

    B． that ; what

    C． that ; that

    D． what ; what


    正确答案：A
    6．A【解析】What作do的宾语；so．．． that意为“如此 ……以至于”，引导结果状语从句。

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