interfaceAnimal{voidsoundOff（）；}classElephantimplementsAnimal{publicvoidsoundOff（）{System.out.println（Trumpet”）；}}classLionimplementsAnimal{publicvoidsoundOff（）{System.out.println（Roar”）；}}classAlpha1{staticAnimalget（Stringchoice）{if（choice.equalsIgnoreCa
题目
interfaceAnimal{voidsoundOff（）；}classElephantimplementsAnimal{publicvoidsoundOff（）{System.out.println（Trumpet”）；}}classLionimplementsAnimal{publicvoidsoundOff（）{System.out.println（Roar”）；}}classAlpha1{staticAnimalget（Stringchoice）{if（choice.equalsIgnoreCase（meateater”））{returnnewLion（）；}else{returnnewElephant（）；}}}Whichcompiles？（）
A.newAnimal（）.soundOff（）；
B.Elephante=newAlpha1（）；
C.Lion1=Alpha.get（“meateater”）；
D.newAlpha1（）.get（“veggie”）.soundOff（）；
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第1题：
现有：
interfaceAnimal{
voideat（）；
}
//insertcodehere
publicclassHouseCatextendsFeline{
publicvoideat（）{}
}
和五个申明
abstractclassFelineimplementsAnimal{}
abstractclassFelineimplementsAnimal{voideat（）；}
abstractclassFelineimplementsAnimal{publicvoideat（）；}
abstractclassFelineimplementsAnimal{publicvoideat（）{}}
abstractclassFelineimplementsAnimal{abstractpublicvoideat（）；}
结果为:（）
参考答案：C
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第2题：
The perform. Integrated Change Contorl process is the ultimate responsibility of the(①).Although changes may be initiated verbally,they should be recorded in writtern form. and entered into the (②)system.
①A.resource manager
B.division manager
C.functional manager
D.project manager
②.A.quality management
B.configuration management
C.project manager
D.scope management
参考答案：D,D