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12th Standard English Medium Computer Science Subject Data Visualization -Line, Pie and Bar Chart ThroughSQL BookBack 2 Marks With Solution

Published on: 03/06/2021

QB365 provides detailed and simple solution for every book back questions in class 12 Computer Science subject.It will helps to get more idea about question pattern in every book back questions with solution.

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Std: 12th Standard - Computer Science

chapter: - Book back Questions

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Questions:

Generic 2

5 x 2 = 10

Write the difference between the following functions: plt.plot([1,2,3,4]), plt.plot([1,2,3,4], [1,4,9,16]).

How will you install Matplotlib?

List the types of Visualizations in Matplotlib.

List the general types of data visualization.

What is Data Visualization?

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Answers Key:

Generic 2

5 x 2 = 10

plt.plot ([I,2,3,4])	plt.pIot ([I,2,3,4], [1,4,9,16])
1. It refers y values as [1,2, 3,4]	1. It refers x and y values as ([1, 2, 3, 4], [1,4,9, 16])
2. Indirectly it refers x values as [0, 1, 2, 3] (0,1),(1,2), 2,3), (3,4)	2. Directly given in the function (1,1), (2,4), (3,9), (4,16)

We can install Matplotlib using Pip. Pip is a management software for installing Python packages.

(i) Line plot
(ii) Scatter plot
(iii) Histogram
(iv) Box plot
(v) Bar chart and
(vi) Pie chart

(i) Charts
(ii) Tables
(iii) Graphs
(iv) Maps
(v) Infographics
(vi) Dashboards

Data Visualization is the graphical representation of information and data. The objective of Data Visualization is to communicate information visually to users.