20-21高一·全国·课后作业
1 . 当
时,下面的程序段输出的结果是( )
THEN
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4435283d74f77d93d0df9ba3b04cb604.png)
ELSE
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e8eea3e911b3cddb08a1aa1630418d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65397f11ea8af736f38debadf420c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4128d1eff8c752ac1f940d61df5ad574.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4435283d74f77d93d0df9ba3b04cb604.png)
ELSE
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e8eea3e911b3cddb08a1aa1630418d3.png)
A.9 | B.3 | C.10 | D.6 |
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20-21高一·全国·课后作业
2 . 若输入的数字是“37”,输出的结果是__ .
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/22/4bf588d3-846a-4ff3-9e9d-5b0587568091.png?resizew=163)
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20-21高一·全国·课后作业
解题方法
3 . 下面是一个算法的伪代码.如果输入的
的值是20,则输出的
的值是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/2/7d2c4664-427b-42ae-acce-d072be98e22f.png?resizew=104)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/2/7d2c4664-427b-42ae-acce-d072be98e22f.png?resizew=104)
A.200 | B.150 | C.20 | D.15 |
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20-21高一·全国·课后作业
4 . 自来水公司对每户用水收费规定:每月用水量在3吨以内者,每吨收
元;每月用水量超过3吨且在5吨以内者,超过的部分,每吨收1.6元;每月用水量超过5吨者,超过3吨的部分,每吨收2.2元,请为自来水公司编写一个计算水费的算法程序.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d628a3004a009eba42c66bb87cb8454.png)
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20-21高一·全国·课后作业
5 . 阅读以下程序:
若输入
,则输出的![](https://staticzujuan.xkw.com/quesimg/Upload/formula/070d1ea22a92808dad7489438c239629.png)
__ .
INPUT x IF x>0 THEN y=3x+1 ELSE y=-2x+3 END IF PRINT y END |
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da322ac8867e8a47c6588601078abf18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/070d1ea22a92808dad7489438c239629.png)
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20-21高一·全国·课后作业
6 . 分析下边的程序:若输入38,运行下边的程序后,得到的结果是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/29/2be8b9b3-33d3-4d33-9cc8-7ad619c83623.png?resizew=198)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/29/2be8b9b3-33d3-4d33-9cc8-7ad619c83623.png?resizew=198)
A.80 | B.83 | C.82 | D.81 |
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20-21高一·全国·课后作业
7 . 用
语句描述算法,判断直线
与圆
的位置关系.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/679165ed0b961fb0e8643fcdab64937b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50f6e1f67dc15c3cf135a78af95c70fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ef6373962fe573a863fd7b020cc55a.png)
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20-21高一·全国·课后作业
名校
8 . 程序:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7288d0b18af1a4be7f8df09af45df1c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c45176df950dfe48b8ca7eac08ee349.png)
WHILE![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c90446abb0e6be518c6a894e3c9dfa6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/507b7bd818786d801544dcab5fc3d872.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f2583433b021057d8bf772e20f9420a.png)
WEND
WHILE “=”![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
END
以上程序用来( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7288d0b18af1a4be7f8df09af45df1c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c45176df950dfe48b8ca7eac08ee349.png)
WHILE
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c90446abb0e6be518c6a894e3c9dfa6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/507b7bd818786d801544dcab5fc3d872.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f2583433b021057d8bf772e20f9420a.png)
WEND
WHILE “=”
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
END
以上程序用来( )
A.计算![]() | B.计算![]() |
C.计算![]() | D.计算![]() |
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20-21高一·全国·课后作业
9 . 已知函数
编写程序,输入自变量
的值,输出其相应的函数值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/884eaaab36d82dcc3c2ab8ad5ecbc245.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
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20-21高一·全国·课后作业
10 . 如图所示是一个算法的伪代码.如果输出的
的值是20,则输入的
的值是( )
![](https://img.xkw.com/dksih/QBM/2021/5/21/2725993236152320/2832868896702464/STEM/0c4b0cba3f8a41ab8a750ab7472bc6e0.png?resizew=147)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://img.xkw.com/dksih/QBM/2021/5/21/2725993236152320/2832868896702464/STEM/0c4b0cba3f8a41ab8a750ab7472bc6e0.png?resizew=147)
A.2 | B.6 | C.2或6 | D.20 |
您最近一年使用:0次