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【单选题】
Which of the following is true of code-law systems?A.
They represent a legal system that is not all-inclusive.
B.
They establish ownership of intellectual property by prior use rather than registration.
C.
They originate from tradition, past practices, and legal precedents set by the courts through interpretations of statutes, legal legislation, and past rulings.
D.
They sometimes fail to consider agreements to be enforceable unless properly notarized or registered.
E.
They fail to consider unforeseeable human acts such as riots as acts of nature.
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【简答题】JSP开发Web站点的主要方式有：直接JSP、JSP+JavaBean、JSP+JavaBean+Servlet、______________和SSH。
【单选题】若一个命题的结论是 “直线l在平面α内”，则用反证法证明这个命题时，第一步应假设为 [ ]
A.
假设直线l∥平面α
B.
假设直线l∩平面α于点A
C.
假设直线l 平面α
D.
假设直线l⊥平面α
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