Can You Become a Data Analyst?

Welcome to your Can You Become a Data Analyst?

Name

Email

Phone

College/School

Which tool is most commonly used for data analysis?

Photoshop

Excel

AutoCAD

Figma

What does a “NULL” value represent in a dataset?

Zero

Empty string

Missing or unknown data

False

Which SQL command is used to retrieve data?

GET

FETCH

SELECT

EXTRACT

What is the purpose of data cleaning?

Delete all data

Improve data quality by fixing errors and inconsistencies

Visualize data

Store data

Which chart is best for showing trends over time?

Pie chart

Bar chart

Line chart

Scatter plot

What does “GROUP BY” do in SQL?

Filters rows

Sorts data

Groups rows with similar values for aggregation

Deletes duplicates

What is the main purpose of a dashboard?

Store data

Present insights visually for decision-making

Clean data

Write code

Which of the following is used for data visualization?

Pandas

NumPy

Power BI / Tableau

TensorFlow

What does correlation measure?

Difference between values

Relationship between two variables

Total sum

Data Type