Book Image

Cracking the Data Science Interview

By : Leondra R. Gonzalez, Aaren Stubberfield
Book Image

Cracking the Data Science Interview

By: Leondra R. Gonzalez, Aaren Stubberfield

Overview of this book

The data science job market is saturated with professionals of all backgrounds, including academics, researchers, bootcampers, and Massive Open Online Course (MOOC) graduates. This poses a challenge for companies seeking the best person to fill their roles. At the heart of this selection process is the data science interview, a crucial juncture that determines the best fit for both the candidate and the company. Cracking the Data Science Interview provides expert guidance on approaching the interview process with full preparation and confidence. Starting with an introduction to the modern data science landscape, you’ll find tips on job hunting, resume writing, and creating a top-notch portfolio. You’ll then advance to topics such as Python, SQL databases, Git, and productivity with shell scripting and Bash. Building on this foundation, you'll delve into the fundamentals of statistics, laying the groundwork for pre-modeling concepts, machine learning, deep learning, and generative AI. The book concludes by offering insights into how best to prepare for the intensive data science interview. By the end of this interview guide, you’ll have gained the confidence, business acumen, and technical skills required to distinguish yourself within this competitive landscape and land your next data science job.
Table of Contents (21 chapters)
Free Chapter
1
Part 1: Breaking into the Data Science Field
4
Part 2: Manipulating and Managing Data
10
Part 3: Exploring Artificial Intelligence
16
Part 4: Getting the Job

Understanding common operations

Understanding the basic commands of Git is paramount for anyone working in the field of data science. In the previous section, we delved into how to set up a GitHub repository, either by cloning an existing repository or starting a new one from scratch. In this section, we will explore common Git operations that will help you manage your repositories more effectively.

So, let’s take a look at some operations:

  • Configuring Git (config): Git’s configuration settings can be found in the .gitconfig file, which is usually located in the user’s home directory. To modify these settings, use the git config command. Set your name and email address, which will be attached to each commit you make:
    git config --global user.name "Your Name"
    git config --global user.email "[email protected]"

    Check your settings:

    git config --list
  • Checking the status (status): The git status command provides information about the...