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【单选题】
利用JavaBean简化数据库访问过程,是JavaBean的一个主要用途,在这一过程中,以下说法正确的是
A.
JavaBean将数据库的连接建立,放到了一个独立的类中去执行,该类名为VO(Value Object)
B.
DAO实现了对数据库访问返回值的存取
C.
数据库访问返回值是一个ArrayList数组
D.
利用该机制,我们可以实现JSP访问数据库的时候完全不使用Java代码
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举一反三
【单选题】图示悬臂梁,其梁左端的转角等于:( )
A.
0
B.
C.
【单选题】The businessman prefer to see in his employees______.
A.
the willingness to work alone on academic research
B.
the ability to do simple calculations and plain guesswork
C.
the willingness to take business risks
D.
the ability to solve problems in the real world
【单选题】Willingness to pay
A.
measures the value that a buyer places on a good.
B.
is the amount a seller actually receives for a good minus the minimum amount the seller is willing to accept.
C.
is the maximum amount a buyer is willing to pay minus the minimum amount a seller is willing to accept.
D.
is the amount a buyer is willing to pay for a good minus the amount the buyer actually pays for it.
【单选题】A seller’s willingness to sell is
A.
measured by the seller’s cost of production.
B.
to her supply curve as a buyer’s willingness to buy is to his demand curve.
C.
less than the price received if producer surplus is a positive number.
D.
All of the above are correct.
【单选题】Willingness to collaborate may imply
A.
a. complete agreement
B.
b. use of loaded language
C.
c. small concessions
D.
d. direct criticism
【判断题】当零件的表面精度越高,其表面粗糙度值应越小。( )
A.
正确
B.
错误
【单选题】Conversation calls for (a) willingness to alternate the role of speaker with (one) of (listener), and it calls for occasional 'digestive pauses' (by) both.
A.
a
B.
one
C.
listener
D.
by
【多选题】女性性别特征与犯罪的关系提现在以下几个方面:
A.
女性青春期与犯罪
B.
女性特殊生理时期与犯罪
C.
女性角色与犯罪
D.
女性能力与犯罪
【单选题】Willingness
A.
A
B.
B
C.
C
D.
D
E.
E
F.
F
G.
G
H.
H
I.
I
J.
J
【多选题】进行无菌操作时应注意()。
A.
物品灭菌后在1周内可使用
B.
打开过的溶液未污染可保存24小时
C.
无菌物品未用完应及时放回无菌容器内
D.
准备好的无菌盘有效期不超过4小时
E.
无菌包打开24小时后物品未用完的须重新灭菌
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