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【多选题】
下列有关抽象方法叙述正确的是哪项?(选两项)
A.
抽象方法和普通方法一样，只是前面多加一个修饰符asbtract
B.
抽象方法没有方法体
C.
抽象方法可以包含存任何类中
D.
包含抽象方法的类的具体子类必须提供具体的覆盖方法
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参考答案：
举一反三
【单选题】黄酒酒精含量一般为(),因酒色黄亮或黄中带红而得名。
A.
1.10%-12%
B.
13%-15%
C.
16%-18%
D.
19%-20%
查看完整题目与答案
【单选题】Which of the following ratios has fallen as a result of Moore's Law?
A.
price/performance
B.
demand/supply
C.
profit/loss
D.
debt/equity
E.
price/earnings
查看完整题目与答案
【单选题】新中国第第一部宪法是哪一年通过的?
A.
1954年
B.
1956年
C.
1957年
D.
1958年
查看完整题目与答案
【判断题】Surprisingly, Moore's law has held true since the early 1970s and will probably stand well into the 2020s.
A.
正确
B.
错误
查看完整题目与答案
【单选题】Which of the following is an accurate description of "Moore's Law"?
A.
The cost of microprocessor chips is halved about every eighteen months.
B.
The amount of data that can be transmitted over an optical fiber cable doubles about every nine months.
C.
The number of transistors fitting on a chip doubles about every two years.
D.
The cost of a semiconductor fabrication plant doubles about every four years.
查看完整题目与答案
【单选题】Which of the following statements is true of Moore's Law?
A.
It is based on the technological advancements in weapon manufacturing.
B.
It made the cost of data processing, communications, and storage essentially zero.
C.
It states that the total number of transistors produced in the world doubles every 18 months
D.
It has resulted in obsoleting the use of transistors.
查看完整题目与答案
【单选题】天然气高压下水含量的测定[S].(GB/T 21069-2007)。该文献出版类型是( )。
A.
政府出版物
B.
标准文献
C.
学位论文
D.
期刊文献
查看完整题目与答案
【单选题】黄酒酒精含量一般为__ __,因酒色黄亮或黄中带红而得名
A.
10%~ 12%
B.
13%~15%
C.
16%~18%
D.
19%0-20%
查看完整题目与答案
【单选题】天然气高压下水含量的测定[S].(GB/T 21069-2007)。该文献出版类型是( )。
A.
政府出版物
B.
标准文献
C.
学位论文
D.
报刊
查看完整题目与答案
【单选题】对于未闭合的对象,可否进行图案填充
A.
可以
B.
不可以
C.
有时可以，有时不可以
查看完整题目与答案
相关题目：
【单选题】黄酒酒精含量一般为(),因酒色黄亮或黄中带红而得名。
A.
1.10%-12%
B.
13%-15%
C.
16%-18%
D.
19%-20%
查看完整题目与答案
【单选题】Which of the following ratios has fallen as a result of Moore's Law?
A.
price/performance
B.
demand/supply
C.
profit/loss
D.
debt/equity
E.
price/earnings
查看完整题目与答案
【单选题】新中国第第一部宪法是哪一年通过的?
A.
1954年
B.
1956年
C.
1957年
D.
1958年
查看完整题目与答案
【判断题】Surprisingly, Moore's law has held true since the early 1970s and will probably stand well into the 2020s.
A.
正确
B.
错误
查看完整题目与答案
【单选题】Which of the following is an accurate description of "Moore's Law"?
A.
The cost of microprocessor chips is halved about every eighteen months.
B.
The amount of data that can be transmitted over an optical fiber cable doubles about every nine months.
C.
The number of transistors fitting on a chip doubles about every two years.
D.
The cost of a semiconductor fabrication plant doubles about every four years.
查看完整题目与答案
【单选题】Which of the following statements is true of Moore's Law?
A.
It is based on the technological advancements in weapon manufacturing.
B.
It made the cost of data processing, communications, and storage essentially zero.
C.
It states that the total number of transistors produced in the world doubles every 18 months
D.
It has resulted in obsoleting the use of transistors.
查看完整题目与答案
【单选题】天然气高压下水含量的测定[S].(GB/T 21069-2007)。该文献出版类型是( )。
A.
政府出版物
B.
标准文献
C.
学位论文
D.
期刊文献
查看完整题目与答案
【单选题】黄酒酒精含量一般为__ __,因酒色黄亮或黄中带红而得名
A.
10%~ 12%
B.
13%~15%
C.
16%~18%
D.
19%0-20%
查看完整题目与答案
【单选题】天然气高压下水含量的测定[S].(GB/T 21069-2007)。该文献出版类型是( )。
A.
政府出版物
B.
标准文献
C.
学位论文
D.
报刊
查看完整题目与答案
【单选题】对于未闭合的对象,可否进行图案填充
A.
可以
B.
不可以
C.
有时可以，有时不可以
查看完整题目与答案
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