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Data Visualisation Big Data

Quiz by Robert

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10 questions
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  • Q1
    What is a primary advantage of using data visualization in big data analysis?
    It helps to identify trends and patterns more quickly.
    It eliminates the need for data cleaning.
    It reduces the size of the data set.
    It guarantees accurate data interpretations.
    30s
  • Q2
    Which of the following is a common tool used for data visualization in big data?
    Tableau
    Notepad
    Adobe Photoshop
    Microsoft Word
    30s
  • Q3
    What type of chart is often used to show the relationship between two variables in big data?
    Pie chart
    Bar chart
    Scatter plot
    Line chart
    30s
  • Q4
    What is the purpose of using heat maps in data visualization?
    To list data points in a table format.
    To display quantitative values using bars.
    To provide a timeline of events.
    To represent data density and variations across different areas.
    30s
  • Q5
    Which of the following concepts is crucial for ensuring effective data visualization?
    Clarity
    Obscurity
    Randomness
    Complexity
    30s
  • Q6
    What is the primary function of data dashboards in big data visualization?
    To provide real-time insights and summaries of key metrics.
    To edit and modify data sets.
    To write code for data analysis.
    To store large amounts of data.
    30s
  • Q7
    What role do interactive elements play in data visualization?
    They make the visualizations harder to understand.
    They allow users to explore data dynamically and gain deeper insights.
    They reduce the amount of data available for analysis.
    They eliminate the need for data analysis.
    30s
  • Q8
    What is a common challenge faced when visualizing big data?
    Inability to create any visualizations.
    Limited access to data sources.
    Lack of software tools for analysis.
    Data overload leading to confusion.
    30s
  • Q9
    What is the benefit of using color gradients in data visualization?
    They help to indicate different values or intensities in data.
    They eliminate the need for labels.
    They make the visuals look more complex.
    They reduce the overall data displayed.
    30s
  • Q10
    Which visualization type is best suited for displaying trends over time?
    Pie chart
    Line chart
    Scatter plot
    Bar chart
    30s

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