Practice Exams

Sharpen your skills with practice exams that test how well you know the most in-demand data science tools and techniques.

A selection of practice exams that will test your current data science knowledge. Identify key areas of improvement to strengthen your theoretical preparation, critical thinking, and practical problem-solving skills so you can get one step closer to realizing your professional goals.

Grey cover of A/B Testing for Social Media. This practice exam resource is from 365 Data Science.
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A/B Testing for Social Media

In this free A/B Testing for Social Media practice exam, you are an experienced data analyst who works at a new social media company called FilmIt. You are tasked with the job of increasing user engagement by applying the correct modifications to how users move on to the next video. You decide that the best approach is by conducting a A/B test in a controlled environment. Therefore, in order to successfully complete this task, you are going to be tested on statistical significance, 2 tailed-tests and choosing the success metrics.

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Grey cover of Fundamentals of A/B Testing. This practice exam resource is from 365 Data Science.
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Fundamentals of A/B Testing

A/B Testing is a powerful statistical tool used to compare the results between two versions of the same marketing asset such as a webpage or email in a controlled environment. An example of A/B testing is when Electronic Arts created a variation version of the sales page for the popular SimCity 5 simulation game, which performed 40% better than the control page. Speaking about video games, in this free practice test, you are a data analyst who is tasked with the job to conduct A/B testing for a game developer. You are going to be asked to choose the best way to perform an A/B test, identify the null hypothesis, choose the right evaluation metrics, and ultimately increase revenue through in-game ads.

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Intrо to Machine Learning

State-of-the-art machine learning algorithms have opened a whole new realm of possibilities for businesses to optimize their processes and create new product/service features, that maximize competitive advantages. Used in recommendation systems, fraud detection, spam filtering, self-driving cars, to name a few, these advanced algorithms are only getting more popular by the day. Take this free machine learning practice exam and test your knowledge on supervised, unsupervised and reinforcement machine learning, and their applications.

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Grey cover of Introduction to Data Science Disciplines. This practice exam resource is from 365 Data Science.
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Introduction to Data Science Disciplines

The term “Data Science” dates back to the 1960s, to describe the emerging field of working with large amounts of data that drives organizational growth and decision-making. While the essence has remained the same, the data science disciplines have changed a lot over the past decades thanks to rapid technological advancements. In this free introduction to data science practice exam, you will test your understanding of the modern day data science disciplines and their role within an organization.

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Grey Cover of Interpreting Data. The practice exam is from 365 Data Science.
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Interpreting Data

The free Interpreting Data practice exam by top business executive and data enthusiast Oliver Maugain who has had a prolific career in the financial, advertising, and chemical industry. His goal is to help students master the language of data by personally creating this set of data literacy exercises that are meant to put your data interpretation skills to the test, as you are asked to perform various fundamental analyses techniques on a set of real estate sales data.

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Grey Cover of Reading Data. The practice exam is from 365 Data Science.
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Reading Data

These free Reading Data test questions were carefully crafted by top data culturist Oliver Maugain- Decision Intelligence Manager at a major European retailer who supports the organization in making better and faster decisions using data. The Reading Data practice exam is going to put your data description ability to the test as you are asked to describe the basic characteristics of a travel questionnaire- like the standard deviation, median and mode of the dataset.

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Grey Cover of Using Data. The practice exam is from 365 Data Science.
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Using Data

This free practice exam on Using Data designed by 365 Data Science collaborator Oliver Maugain- top-level executive at a major European retail brand and a passionate data literacy teacher who wants to popularize the language of data. The data literacy assessment exam contains data literacy questions which are going to test your comprehension on how data is being used and the different machine learning and business analytics techniques.

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Grey Cover of Understanding Data. The practice exam is from 365 Data Science.
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Understanding Data

This set of data literacy test questions were carefully crafted by top data culturist Oliver Maugain- Decision Intelligence Manager at a major European retailer who supports the organization in making better and faster decisions using data. The Data Literacy Intro practice exam contains 6 data literacy questions which are going to quiz you on data terminology, different types of data, different data storage systems and the technical tools required to analyze data.

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Data Science Interview Process

According to Senior Data Scientist Ken Jee Less than 5% of data scientist job applicants successfully land a job. Most of the time, the main reason for this low success rate is the applicant’s misrepresentation of their skills and not their lack of qualifications, which is why in this free Data Science Interview Process practice exam you are going to be tested on the methodology behind successfully passing the recruitment process- the phone interview, the take home test and the in-person interview.

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Data Science Project Portfolio

Senior data scientist and data influencer Ken Jee created this free Data Science Project Portfolio practice exam that goes over the case of Caroline - statistics graduate who has started her job searching journey in the fields of data science. This set of data science career questions are going to test your knowledge on how to differentiate yourself from the sea of other applicants.

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AI & Data Product Deployment

Danielle The’- expert AI Product Manager at Instagram and ambitious Machine Learning advocate, has created this free Product Management for AI & Data Science practice exam that is going to test your nuanced understanding of the different AI product deployment methods and the monitoring techniques involved in the post -deployment process - like selecting feedback metrics and implementing feedback loops.

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Grey Cover of Frameworks for AI & Data Products . The practice exam resource is from 365 Data Science.
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Frameworks for AI & Data Products

In this free Frameworks for AI & Data Products practice exam you are a product manager who enrolled in a workshop with the intent of learning how to adopt a more strategic perspective on AI product management. These set of problems challenge your expertise in AI Product Management by asking you to choose the appropriate ideation technique, evaluate the performance of a model and software development framework, and decide when the model is ready for deployment.

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Business Strategy and UI for AI & Data Science

This free Product Management for AI & Data Science practice exam is made by Instagram Senior Product Manager and tech enthusiast Danielle The’, whose hopes are to simplify the digital world to businesses and individuals alike. These Product Management for AI & Data Science Problems are going to test your knowledge on key technical concepts, hypothesis formation and testing, and the AI methodologies in creating memorable user experience.

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Grey Cover of Maturity Stages in Business Analytics. The practice exam is from 365 Data Science.
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Maturity Stages in Business Analytics Practice

The free Maturity Stages in Business Analytics practice exam was carefully designed by seasoned business intelligence analyst Randy Rosseel -Finance Director at Coca Cola Enterprises and avid proponent of business analytics education. These business analytics exercises will require you to identify the key value drivers, choose the right metrics, and view holistically the stages of analytics for a major Australian coffee producer.

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End-to-End Business Analytics

The End-to-End Business Analytics Practice Exam was hand-made by experienced financial executive at Coca-Cola- Randy Rosseel. He enjoys sharing his expertise with students, teaching them the analytical capabilities required to drive business growth. Therefore, he created this set of Business Analytics Exercises that are meant to test how nuanced your understanding of end-to-end processes is and how they fit in the overall structure of a business.

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