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单选题 代码"np.arrange(0,1,0.2)"的运行结果为( )

A. [0,0.2,0.4,0.6,0.8]

B. [0,0.2,0.4,0.6,0.8,1.0]

C. [0.2,0.4,0.6,0.8]

D. [0.2,0.4,0.6,0.8,1.0]

数据分析技术应用课程封面

学科：数据分析技术应用

时间：2024-03-15 01:55:49

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题目1
单选题
下列对NumPy描述不正确的是( )
A. NumPy是用于科学计算的基础模块B. NumPy的数据容器能够保存任意类型的数据C. NumPy提供了ndarray和array两种基本的对象D. NumPy能够对多维数组进行数值运算
题目2
单选题
下列选项中表示数组维度的是( )
A. ndimB. shapeC. sizeD. dtype
题目3
单选题
代码"np.arrange(0,1,0.2)"的运行结果为( )
A. [0,0.2,0.4,0.6,0.8]B. [0,0.2,0.4,0.6,0.8,1.0]C. [0.2,0.4,0.6,0.8]D. [0.2,0.4,0.6,0.8,1.0]
题目4
单选题
代码"np.linspace(0,10,5)"的运行结果为( )
A. [0,2.5,5,7.5]B. [0,2.5,5,7.5,10]C. [0.,2.5,5.,7.5]D. [0.,2.5,5.,7.5,10.]
题目5
单选题
下列用于横向组合数组的函数是( )
A. hstackB. hsplitC. vstackD. vsplit
题目6
单选题
以下最能体现ufunc函数特点的是( )
A. 又叫通用函数B. 对数组里的每一个元素逐一操作C. 对整个数组进行操作D. 数组里的元素都是相同类型的
题目7
单选题
创建一个3x3的数组,下列代码中错误的是( )
A. np.arange(0,9).reshape(3,3)B. np.eye(3)C. np.random.random([3,3,3])D. np.mat("1 2 3;4 5 6;7 8 9")
题目8
单选题
微分方程<img src="https://tihai-oss-cloud.itihey.com/img/d172efc55e24a05d32e49015f23fae53.png">的通解为( )
A. <img src="https://tihai-oss-cloud.itihey.com/img/b8198ee32f828be2a8e1b29e26f048f9.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/c3669b85bae9d2d9e3e4c0fc0d4afc93.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/58356b5d9222b0d21fa7b08730d26b7d.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/74b08b35dc28d96c37f62a24be2be049.png">
题目9
单选题
微分方程<img src="https://tihai-oss-cloud.itihey.com/img/5ace258a77ff5d08b9b08b68b1068897.png">的通解为( )
A. <img src="https://tihai-oss-cloud.itihey.com/img/42c5501dca06a915b83b2e18471916e3.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/097275c959211bc4907d236ccff15faf.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/0a15a8d340478328a9105821b67fa05c.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/119ad3399966470516a5e51d74a9d862.png">
题目10
单选题
已知微分方程<img src="https://tihai-oss-cloud.itihey.com/img/c7d4c1412787c6822571f6ffe5a389b9.png">对应的曲线经过点<img src="https://tihai-oss-cloud.itihey.com/img/beca219d44734ed50ca31bc6e056b395.png">,且在此点与直线<img src="https://tihai-oss-cloud.itihey.com/img/46c47c525e43675798f8e9114a982fa0.png">相切,则此曲线方程为( )
A. <img src="https://tihai-oss-cloud.itihey.com/img/7dafa4d386eeb53bea44a4ef956f0d8b.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/5328b0eff21c28fcb976117e984a0c93.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/81b2419c049f19a1935317fe02f3f5c3.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/c555eb3f4de63808daee63f4cfe63003.png">
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