Data Visualization Important Questions for End semester exams

UNIT -1

1.  What is data visualization [2 M

2. Explain Exploratory vs. explanatory analysis [2 M]

3. Explain about storyboarding [2 M]

3. 1. Explain design of effective visual with example.[10 M]

UNIT -2 

1. Explain the set-by-step process of decluttering.

2. Write the steps involves in Constructing the story.

3. Explain the following

        A. Proximity      B. Similarity      C. Enclosure       D. Closure       E. Continuity

UNIT -3 

Short Answer Questions 

1. Define  A Model of Communication.[2 M]

2. What are the communication problems [2 M]

3. What are tableau products [2 M]

4. Define the importance of Rates [2 M]

Long Answer Questions 

1. Briefly explain six principles of communicating Data [10 M]

2. Explain Tableau User Interface [10 M]

 (Sheets, Dashboards and story)

3.  What’s the Difference between story and dashboard in Tableau [10 M]

4. Explain the comparison of How much and How many with suitable example [10 M]

UNIT -4

Short Answer Questions 

1. How do you use filters in Tableau for the comparison of part to whole. [2 M]

2. How to create bullet chart in Tableau to forecasts actual numbers.[2 M]

Long Answer Questions

1. What are the main measures of the central tendency explain with box representation.[10 M]

2. How to visualize variation over time control chart [10 M].

3. Uncertainty ( Confidence level ) testing . 

UNIT -5

Short Answer Questions 

1. How to visualize multiple quantities using scatter plot.[2 M].

2. The dual axis line chart [ 2 M].

Long Answer Questions

1. Write short notes on A) Adding Label    B) Calculate field    C) Tooltip.

2. Explain the procedure to apply Regression and Trend Lines.

3. Explain different types of maps with examples.

4. Explain about the Date Field Type and Seasonality.

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2 Marks Questions with Answers

MCQ1

MCQ2

MCQ 3

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EDA with R