Pre-Assessment: Data Analytics

Front

Identify the key data science skills among the following: Machine Learning, Statistics, Data Visualization, All of them

Back

All of them

Front

What is the correct way to comment a single line in Python? Options: /* This is a comment */, # This is a comment, // This is a comment, -- This is a comment

Back

# This is a comment

Front

Which of the following data types is immutable in Python? Tuples, Lists, Sets, Dictionaries

Back

Tuples

Front

Which of the following operators is used for equality comparison in Python? =, ==, !=, <>

Back

==

Front

How do you represent the logical AND operator in Python?

Back

and

Front

In Python, what is the purpose of the else statement within an if-else block?

Back

To execute a block of code when the if condition is false

Front

Which library in python is widely used for data visualization?

Back

Matplotlib

Front

In SQL, which of the following is the full form of DDL? Options: Data Definition Language, Data Derivation Language, Dynamic Data Language, Detailed Data Language

Back

Data Definition Language

Front

What command is used to create a new table in SQL?

Back

CREATE TABLE tablename

Front

What is Power BI?

Back

A data visualization tool, a data modeling tool, and a data transformation tool.