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更多“Jim has many basketballs,but-I have o_______ one. ”相关问题
  • 第1题:

    Whichfouraretrue?()

    A.Has-arelationshipsshouldneverbeencapsulated.

    B.Has-arelationshipsshouldbeimplementedusinginheritance.

    C.Has-arelationshipscanbeimplementedusinginstancevariables.

    D.Is-arelationshipscanbeimplementedusingtheextendskeyword.

    E.Is-arelationshipscanbeimplementedusingtheimplementskeyword.

    F.Anarrayoracollectioncanbeusedtoimplementaone-to-manyhas-arelationship.

    G.TherelationshipbetweenMovieandActressisanexampleofanis-arelationship.


    参考答案:C, D, E, F

  • 第2题:

    Examine the following options, Multicasting supports applications that communicate.()

    A. many - to - one

    B. one - to - one

    C. one - to - many

    D. many - to - many


    参考答案:C

  • 第3题:

    请看一下代码,《插入代码》处应填入的代码是()Map map=new HashMap(); map.put(“tom”,123.6); map.put(“jim”,234.5); map.put(“terry”,45.3); 《插入代码》 其中《插入代码》处要实现的功能是把key为“jim”的value值在原有数字的基础上添加100。

    A.map.put(“jim”,map.get(“jim”)+100);

    B.map.set(“jim”,map.get(“jim”)+100);

    C.map.put(“jim”,234.5);

    D.map.set(“jim”,234.5);


    map.put(“jim”,map.get(“jim”)+100);

  • 第4题:

    Jim ______already ______in this school for two years.

    A、was; studying

    B、will; study

    C、has; studied

    D、are; studying


    正确答案:C

  • 第5题:

    Neither Tom nor John__a bike of__own.

    A.have,their
    B.has,his
    C.have,his
    D.has,their

    答案:B
    解析:
    主语由neither…nor…连接时,谓语形式由最邻近的主语的单复数形式决定。

  • 第6题:

    通过 SQL,在表 Actor 中选择 FirstName 等于 Jim 而 LastName 等于 Carter 的所有记录的表述正确的是()。

    A.SELECT * FROM Actor WHERE FirstName LIKE 'Jim' AND LastName LIKE 'Carter'

    B.SELECT FirstName='Jim', LastName='Carter' FROM Actor

    C.SELECT * FROM Actor WHERE FirstName='Jim' AND LastName='Carter'

    D.SELECT * FROM Actor WHERE FirstName='Jim' OR LastName='Carter'


    SELECT * FROM Actor WHERE FirstName='Jim' AND LastName='Carter'