exer1.md

Exercise 1: Introduction to Google Colab

Step 1: Open Google Colab

1. Open your web browser and go to Google Colab.
2. # to your Google account if you are not already signed in.

Step 2: Create a New Notebook

1. Create a New Notebook:
   • On the Colab homepage, click on "File" in the top-left menu.
   • Select "New notebook" from the dropdown menu.
   • A new notebook will open with an empty code cell.

Step 3: Write a Simple Python Script

1. Write Python Code:
   • In the first cell, type the following Python code:

     print("Hello, World!")

Step 4: Run the Code Cell

1. Run the Code:
   • Click on the cell to select it.
   • Press Shift + Enter to run the cell.
   • You should see the output "Hello, World!" below the cell.

Step 5: Add a Text Cell

1. Add a New Cell:

   • Click on the "+" button in the toolbar to add a new cell below the current one.

2. Change Cell Type to Markdown:

   • With the new cell selected, click on the dropdown menu in the toolbar that says "Code" and change it to "Text".

3. Write Text:

   • In the new markdown cell, type the following:

     # My First Google Colab Notebook
     This notebook contains a simple Python script that prints "Hello, World!".

4. Render the Markdown Cell:

   • Press Shift + Enter to render the markdown cell. The text will be formatted as a heading and a paragraph.

Step 6: Save Your Notebook

1. Save the Notebook:
   • Click on "File" in the menu and select "Save" or "Save a copy in Drive".
   • If you choose "Save a copy in Drive", a copy of the notebook will be saved to your Google Drive.

Final Notebook

Your final notebook should look like this:

1. Markdown Cell:

   # My First Google Colab Notebook
   This notebook contains a simple Python script that prints "Hello, World!".

2. Code Cell:

   print("Hello, World!")

3. Output:

   Hello, World!
   

You have now created, edited, run, and saved a simple notebook in Google Colab.

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