Question 1: Instructions: The exam is pen \& paper based and should b…

Instructions: The exam is pen & paper based and should be answered in the sheets provided to you.
Part A (Multiple Choice Questions): Each question has four choices, out of which only one is the correct answer. (12×3=36 marks)
Q1. Which of the following plots depicts a temporal variation of data?

Q2. Florence Nightingale made a representative plot to convince the administration on the issue of deaths due to infections in the hospital. What do you think was misleading in the plot? A. The color coding of blue and black led to contrastive differences due to preventable and other causes of disease.
B. The difference in deaths should be compared with respect to the length as compared to the area.
C. Pie-chart was deliberately used to show deaths during selective months of battle.
D. The data was plotted on a static plot.
Q3. Henry Beck’s redesign of the London Underground map in 1931 introduced a revolutionary approach to transit maps. What was the key enhancement that made his design iconic and widely adopted?
A. He used realistic geographical proportions to ensure accuracy.
B. He introduced color-coded lines and eliminated station labels to simplify the design. C. He replaced the geographically accurate layout with a schematic diagram, focusing on clarity over geographical accuracy.
D. He incorporated 3D elements to represent the depth of underground tunnels.
Q4. In the ”Hype Cycle for Emerging Technologies,” the ”Trough of Disillusionment” represents a critical phase in the adoption of a technology. Which of the following best explains why this phase occurs?
A. The technology reaches a maturity point where further innovations cease, causing stagnation. B. Over-hyped expectations fail to align with the technology’s actual capabilities, leading to disappointment and reduced interest.
C. Competing technologies enter the market, overshadowing the initial technology and diverting attention.
D. Investment and funding dramatically increase, leading to a mismatch between resources and practical outcomes.
E. Early adopters abandon the technology due to the emergence of superior alternatives. Q5. Data visualization techniques can be broadly categorized into different types based on their purpose and the type of data they represent. Which of the following correctly identifies four types of data visualization?
A. Statistical, Geospatial, Temporal, and Hierarchical
B. Interactive, Static, Multivariate, and Categorical
C. Descriptive, Predictive, Prescriptive, and Diagnostic
D. Quantitative, Qualitative, Mixed, and Time-series
E. Tabular, Network, Dimensional, and Dynamic
Q6. In the context of the COVID-19 pandemic, the strategy of ”flattening the curve” aims to achieve which of the following outcomes?
A. Eradicating the virus through accelerated herd immunity.
B. Reducing the peak number of simultaneous cases to prevent overwhelming healthcare systems. C. Shortening the overall duration of the pandemic.
D. Eliminating the need for social distancing and other public health measures.
E. Ensuring that the virus infects only low-risk populations.
Q7. A news agency wants to show the economic output of different countries, resizing them according to their GDP. Which map type would best convey this information?
A. Cartogram
B. Choropleth Map
C. Dot Map
D. Isopleth Map
Q8. A city council needs to visualize population density across different neighborhoods to help allocate resources like schools and hospitals more effectively. The data is available by neighborhood, with each neighborhood having a specific population density value. Which type of map would be most effective for visualizing population density across neighborhoods, where each neighborhood is represented as a predefined geographic region?
A. Choropleth Map
B. Dot Map
C. Cartogram
D. Isopleth Map
Q9. The following image shows the origin and spread of various diseases like smallpox, leprosy, and malaria around the globe. It is an example of _________.

A. Choropleth
B. Cartogram
C. Isopleth
D. Flow maps
Q10. A tourism board wants to highlight the most visited locations in their country on a map for an upcoming campaign. Which of the following is the best approach to visualize the most visited locations?
A. Choropleth Map
B. Dot Map
C. Cartogram
D. Isopleth Map
(Common Data for Q11 & Q12)
You have a dataset showing COVID-19 vaccination statistics across multiple countries. The dataset includes information such as the number of people vaccinated, vaccination rates, daily vaccination rates, and the percentage of the population fully vaccinated.
Based on this dataset, you need to create various visualizations for different purposes. Q11. If you want to compare the number of vaccinations administered in multiple countries in a single day, while also showing the percentage of the population vaccinated (e.g., partially vaccinated, fully vaccinated), which type of chart would be most effective?
A. Pie Chart
B. Line Chart
C. Stacked Bar Chart
D. Scatter Plot
Q12. What feature should you include in a bar chart comparing vaccination rates across countries to improve readability?
A. Use random colors for each bar.
B. Sort countries alphabetically.
C. Sort countries by vaccination rate.
D. Remove labels to declutter the chart.