A.0.48
B. 0.36
C. 0.31
D. 0.25
第1题
●Which of the following statements about object oriented database is not correct? (72) .
(72) A.Each object has a unique object identify in the system
B.Encapsulation and inheritance are two important features of object oriented database
C.A subclass can inherit the attributes and methods of all its superclasses
D.A supereloss includes the attributes and methods at all subclasses
第2题
Which of the following statements about object oriented database is not correct?(72).
A.Each object has a unique object identify in the system
B.Encapsulation and inheritance are two important features of object oriented database
C.A subclass can inherit the attributes and methods of all its superclasses
D.A supereloss includes the attributes and methods at all subclasses
第3题
Which of the following statements about object oriented database is not correct?
A.Each object has a unique object identity in the system.
B.Encapsulation and inheritance are two important features of object oriented database
C.A subclass can inherit the attributes and methods of all its superclasses
D.A superclass includes the attributes and methods of all its subclasses
第4题
Which of the following statements about object oriented databse is not correct?
A. Each object has a unique object identity in the system.
B.Encapsulation and inheritance are two important features of object oriented databasE.
C.A subclass can inherit the attributes and methods of all its superclasses.
D.A subclass includes the attributes and methods of all its subclasses.
第5题
Which of the following statements about object oriented databse is not correct?
A. Each object has a unique object identity in the system.
B.Encapsulation and inheritance are two important features of object oriented databasE.
C.A subclass can inherit the attributes and methods of all its superclasses.
D.A subclass includes the attributes and methods of all its subclasses.
第6题
Which of the following statements are true about bills of lading____?
A.when one of the originals being surrender to the carrier, the others are still valid
B.the originals are marked as “original” on their face
C.the original bills of lading are proof of ownership of goods
D.usually, only one original bill of lading is issued
第7题
Which of the following statements is true?
A.When sunlight strikes an object, all the energy is absorbed.
B.When sunlight strikes an object, all the energy is reflected.
C.Snow reflects all the energy from the sun.
D.Snow contributes to the low temperatures of winter.
第8题
A、It has more than one meaning.
B、The different meanings are not connected.
C、The round object and the dancing party incidentally share the same word “ball”.
D、It is borrowed from French.
第9题
Which of the following statements are true about CMR convention? ()
第10题
Which of the following statements are true about bills of lading? ()
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