Jupyter Notebook setup and usage in Data Analysis Python - Cheat Sheet & Quick Revision

Recall & Review

beginner

What is a Jupyter Notebook?

A Jupyter Notebook is an interactive web tool that lets you write and run code, see results, and add notes all in one place. It is great for learning and sharing data science work.

beginner

How do you start a Jupyter Notebook from the command line?

You open your terminal or command prompt and type jupyter notebook. This opens the notebook interface in your web browser.

beginner

What are cells in a Jupyter Notebook?

Cells are blocks where you write code or text. Code cells run Python code, and markdown cells let you write formatted notes and explanations.

beginner

How do you run a cell in Jupyter Notebook?

You can run a cell by clicking it and pressing Shift + Enter. This runs the code or renders the text and moves to the next cell.

beginner

How do you save your work in a Jupyter Notebook?

You can save your notebook by clicking the save icon or pressing Ctrl + S. The notebook is saved as a file with .ipynb extension.

What command starts the Jupyter Notebook server?

A start notebook

B python notebook

C jupyter notebook

D run jupyter

The correct command to start the Jupyter Notebook server is jupyter notebook.

Which key combination runs the current cell and moves to the next one?

A Shift + Enter

B Alt + Enter

C Ctrl + Enter

D Enter

Pressing Shift + Enter runs the current cell and moves the cursor to the next cell.

What file extension do Jupyter Notebooks use?

A .json

B .txt

C .py

D .ipynb

Jupyter Notebooks are saved with the .ipynb extension.

Which type of cell allows you to write formatted text and explanations?

A Code cell

B Markdown cell

C Raw cell

D Output cell

Markdown cells let you write formatted text, notes, and explanations.

How do you save your notebook work?

A Click the save icon or press Ctrl + S

B Restart the kernel

C Run all cells

D Close the browser tab

You save your notebook by clicking the save icon or pressing Ctrl + S.

Explain how to start and use a Jupyter Notebook for a beginner.

Think about the steps from opening the tool to running your first code.

Describe the difference between code cells and markdown cells in Jupyter Notebook.

One cell type runs code, the other is for writing notes.