皮皮学,免费搜题
登录
搜题
【单选题】
1.1是( )IP地址。
A.
A类
B.
B类
C.
C类
D.
D类
E.
E类
拍照语音搜题,微信中搜索"皮皮学"使用
参考答案:
参考解析:
知识点:
.
..
皮皮学刷刷变学霸
举一反三
【单选题】Refer to Exhibit 3-3. At Point A:
A.
only wine is produced.
B.
only bread is produced.
C.
both wine and bread are produced.
D.
the economy is operating inefficiently.
【单选题】防火分区隔墙两侧的防火阀,距墙表面不应大于( )。
A.
100mm
B.
200mm
C.
500mm
D.
600mm
【单选题】Refer to Exhibit 14-4. If the firm maximizes profit, it will:
A.
produce 11,000 pairs of blue jeans each month.
B.
produce 10,000 pairs of blue jeans each month.
C.
produce 7,000 pairs of blue jeans each month.
D.
produce 4,000 pairs of blue jeans each month.
【单选题】Refer to Exhibit 3-4. The movement from Point D to Point E:
A.
results in an increase in the production of capital goods but a decrease in the production of consumption goods this period.
B.
does not change the level of output produced since both points are on the production possibilities curve.
C.
results in an increase in the production of both capital and consumption goods this period.
D.
results in an increase in the production of consumption goods but a decrease in the production of capital goods this period.
【单选题】防火分区隔墙两侧的防火阀,距墙表面不应大于( )mm。
A.
200
B.
220
C.
250
D.
270
【单选题】Refer to Exhibit 14-4. The extent of excess capacity of this firm is:
A.
11,000 pairs of blue jeans.
B.
7,000 pairs of blue jeans.
C.
4,000 pairs of blue jeans.
D.
1,000 pairs of blue jeans.
【判断题】防火分区隔墙两侧的防火阀,距墙表面不应大于500mm。
A.
正确
B.
错误
【单选题】由EXISTS引出的子查询,其目标表达式通常都用( ),因其只返回真值或假值。
A.
%
B.
C.
*
D.
_
【单选题】Refer to Exhibit 3-4. For this economy, the most preferred point at which to produce is:
A.
C
B.
D
C.
E
D.
It cannot be determined without information about society's preferences.
【判断题】由EXISTS引出的子查询,其目标列表达式通常都用* ,因为带EXISTS的子查询只返回真值或假值,给出列名无实际意义。
A.
正确
B.
错误
相关题目: