WGU D491 INTRODUCTION TO
ANALYTICS EXAM WITH CORRECT ACTUAL
QUESTIONS AND CORRECTLY WELL
DEFINED ANSWERS LATEST ALREADY
GRADED A+
1. What is the primary goal of data analytics?
A. To store large amounts of data
B. To collect data only
C. To extract meaningful insights for decision-making
D. To design software systems
Answer: C
Explanation: Data analytics focuses on examining raw data
to discover patterns, draw conclusions, and support
decision-making—not just storing or collecting data.
2. Which type of analytics explains what happened in the
past?
,A. Predictive
B. Prescriptive
C. Descriptive
D. Diagnostic
Answer: C
Explanation: Descriptive analytics summarizes historical
data to show what has already happened.
3. What does predictive analytics do?
A. Explains past performance
B. Forecasts future outcomes
C. Stores raw data
D. Cleans datasets only
Answer: B
Explanation: Predictive analytics uses statistical models and
machine learning to predict future outcomes.
,4. What is the first step in the data analysis process?
A. Modeling
B. Interpretation
C. Data collection
D. Visualization
Answer: C
Explanation: Data must first be collected before it can be
analyzed or processed.
5. Which of the following is structured data?
A. Emails
B. Videos
C. Images
D. Excel spreadsheet data
Answer: D
Explanation: Structured data is organized in rows and
columns, like spreadsheets or databases.
, 6. What is unstructured data?
A. Data without a predefined format
B. Data in tables
C. Cleaned data
D. Numerical data only
Answer: A
Explanation: Unstructured data includes text, videos,
images, and social media content without fixed structure.
7. What is data cleaning?
A. Deleting all data
B. Fixing errors and inconsistencies in data
C. Encrypting data
D. Storing data
Answer: B
ANALYTICS EXAM WITH CORRECT ACTUAL
QUESTIONS AND CORRECTLY WELL
DEFINED ANSWERS LATEST ALREADY
GRADED A+
1. What is the primary goal of data analytics?
A. To store large amounts of data
B. To collect data only
C. To extract meaningful insights for decision-making
D. To design software systems
Answer: C
Explanation: Data analytics focuses on examining raw data
to discover patterns, draw conclusions, and support
decision-making—not just storing or collecting data.
2. Which type of analytics explains what happened in the
past?
,A. Predictive
B. Prescriptive
C. Descriptive
D. Diagnostic
Answer: C
Explanation: Descriptive analytics summarizes historical
data to show what has already happened.
3. What does predictive analytics do?
A. Explains past performance
B. Forecasts future outcomes
C. Stores raw data
D. Cleans datasets only
Answer: B
Explanation: Predictive analytics uses statistical models and
machine learning to predict future outcomes.
,4. What is the first step in the data analysis process?
A. Modeling
B. Interpretation
C. Data collection
D. Visualization
Answer: C
Explanation: Data must first be collected before it can be
analyzed or processed.
5. Which of the following is structured data?
A. Emails
B. Videos
C. Images
D. Excel spreadsheet data
Answer: D
Explanation: Structured data is organized in rows and
columns, like spreadsheets or databases.
, 6. What is unstructured data?
A. Data without a predefined format
B. Data in tables
C. Cleaned data
D. Numerical data only
Answer: A
Explanation: Unstructured data includes text, videos,
images, and social media content without fixed structure.
7. What is data cleaning?
A. Deleting all data
B. Fixing errors and inconsistencies in data
C. Encrypting data
D. Storing data
Answer: B
