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北京大学新闻学研究会
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反馈参考答案：
举一反三
【多选题】In which two cases does the compiler supply a default constructor for class A?(Choose two.)
A.
class A { }
B.
class A { public A() { } }
C.
class A { public A(int x) { } }
D.
class A{ void A() { } }
【多选题】In which two cases does the compiler supply a default constructor for class A？（）
A.
class A{}
B.
class A { public A（）{} }
C.
class A { public A（int x）{} }
D.
class Z {} class A extends Z { void A（）{} }
【多选题】SCJP: In which two cases does the compiler supply a default constructor for class A? (Choose two.)
A.
class A {}
B.
class A { public A() { } }
C.
class A { public A(int x) { } }
D.
class A{ void A(){ } }
【简答题】翻译:For projects involving the large scale use of critical resources, the owner may initiate the procurement procedure even before the selection of a constructor in order to avoid shortages and delays.
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