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（请给出正确答案）
1.publicinterfaceA{
2.publicvoiddoSomething（Stringthing）；
3.}
1.publicclassAImplimplementsA{
2.publicvoiddoSomething（Stringmsg）{}
3.}
1.publicclassB{
2.publicAdoit（）{
3.//morecodehere
4.}
5.
6.publicStringexecute（）{
7.//morecodehere
8.}
9.}
1.publicclassCextendsB{
2.publicAImpldoit（）{
3.//morecodehere
4.}
5.
6.publicObjectexecute（）{
7.//morecodehere
8.}
9.}
Whichstatementistrueabouttheclassesandinterfacesintheexhibit？（）
参考答案
更多 “ 1.publicinterfaceA{2.publicvoiddoSomething（Stringthing）；3.}1.publicclassAImplimplementsA{2.publicvoiddoSomething（Stringmsg）{}3.}1.publicclassB{2.publicAdoit（）{3.//morecodehere4.}5.6.publicStringexecute（）{7.//morecodehere8.}9.}1.publicclassCextendsB{2.publicAImpldoit（）{3.//morecodehere4.}5.6.publicObjectexecute（）{7.//morecodehere8.}9.}Whichstatementistrueabouttheclassesandinterfacesintheexhibit？（） ” 相关考题
考题
publicinterfaceA{StringDEFAULT_GREETING=HelloWorld”;publicvoidmethod1();}AprogrammerwantstocreateaninterfacecalledBthathasAasitsparent.Whichinterfacedeclarationiscorrect?()
A.publicinterfaceBextendsA{}B.publicinterfaceBimplementsA{}C.publicinterfaceBinstanceOfA{}D.publicinterfaceBinheritsFromA{}
考题
下列关于接口的定义哪项是正确的A．interface C{int a；}B．public interface A implements B {}C．public interface A {int a()； }D．abstract interface D {}
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