Associate Big Data Analyst (ABDA. Certification Exam
1
1. What is the primary goal of data science?
o A. To store large amounts of data
o B. To visualize data
o C. To extract meaningful insights from data
o D. To collect data
o Answer: C
o Explanation: The primary goal of data science is to extract meaningful
insights from data by analyzing and interpreting it.
2. Which of the following best describes the term "big data"?
o A. Small datasets
o B. Large, complex datasets that are difficult to process using traditional
methods
o C. Data stored in a single computer
o D. Data with no structure
o Answer: B
o Explanation: Big data refers to large and complex datasets that require
advanced methods and technologies to process and analyze.
3. Which programming language is most commonly used in data science for
statistical analysis and data visualization?
o A. Java
o B. C++
o C. Python
o D. HTML
o Answer: C
o Explanation: Python is widely used in data science due to its simplicity and
powerful libraries for statistical analysis and data visualization.
4. What is a data frame?
o A. A type of plot in data visualization
o B. A two-dimensional, size-mutable, and potentially heterogeneous tabular
data structure with labeled axes
o C. A one-dimensional array
o D. A type of neural network
o Answer: B
o Explanation: A data frame is a two-dimensional, size-mutable, and
potentially heterogeneous tabular data structure with labeled axes (rows and
columns).
5. Which of the following is NOT a common data visualization tool?
o A. Matplotlib
o B. Seaborn
o C. TensorFlow
o D. ggplot2
o Answer: C
