Data

Data is everywhere, and exciting career opportunities can be found in almost every industry. Discover the possibilities in data science, data analytics, research, and more with these informative guides.

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[Featured Image] A businessperson learning how to use a DNS lookup command works on their laptop as they complete coursework for an online class.

DNS Lookup Command: A Beginner’s Guide to Syntax, Examples, and Career Skills

Explore three different options for using a DNS lookup command, with a focus on some nslookup commands, the basics of DNS, and how you can troubleshoot DNS issues using these commands.

February 26, 2026

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[Featured Image] A developer uses GitHub Copilot to generate code for a project.

GitHub Copilot vs. Microsoft Copilot: What’s the difference?

Explore GitHub Copilot vs. Microsoft Copilot and the difference between them, and learn about the advantages and disadvantages of each.

February 26, 2026

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[Featured Image] A doctor dressed in white sits at their clinic desk and views spreadsheets on three monitors, working on converting Excel columns to rows.

How to Convert Excel Columns to Rows: A Practical Guide to Transposing Data

Learn how to convert Excel columns to rows using Paste Special, functions, and Power Query so you can manage and manipulate your data effectively.

February 26, 2026

文章

[Featured Image] A businessperson learning how to use a DNS lookup command works on their laptop as they complete coursework for an online class.

DNS Lookup Command: A Beginner’s Guide to Syntax, Examples, and Career Skills

Explore three different options for using a DNS lookup command, with a focus on some nslookup commands, the basics of DNS, and how you can troubleshoot DNS issues using these commands.

February 26, 2026

文章

[Featured Image] A developer uses GitHub Copilot to generate code for a project.

GitHub Copilot vs. Microsoft Copilot: What’s the difference?

Explore GitHub Copilot vs. Microsoft Copilot and the difference between them, and learn about the advantages and disadvantages of each.

February 26, 2026

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Top data courses

状态：免费试用

IBM

您将获得的技能: Data Storytelling, Data Wrangling, Data Presentation, Big Data, Data Analysis, Data Cleansing, Apache Hadoop, Statistical Analysis, Data Visualization, Apache Hive, Data Mart, Data Warehousing, Apache Spark, Data Science, Analytics, Data Lakes, Data Collection, Microsoft Excel

4.8
评分, 4.8 星，最高 5 星
2.1万 条评论

初级 · 课程 · 1-3 个月

状态：免费试用

IBM

您将获得的技能: Exploratory Data Analysis, Data Analysis, Data Import/Export, Data Manipulation, Data Transformation, Predictive Modeling, Data Cleansing, Data Preprocessing, Model Evaluation, Predictive Analytics, Pandas (Python Package), Regression Analysis, Feature Engineering, Statistical Analysis, Matplotlib, Scikit Learn (Machine Learning Library), Data Visualization, NumPy, Python Programming

4.7
评分, 4.7 星，最高 5 星
2万 条评论

中级 · 课程 · 1-3 个月

状态：免费试用
状态：人工智能技能

Google

您将获得的技能: Rmarkdown, Data Ethics, Data Validation, Ggplot2, R (Software), Data Literacy, Spreadsheet Software, Data Analysis, Stakeholder Communications, Dashboard, Analytics, R Programming, Object Oriented Programming (OOP), Data-Driven Decision-Making, Tidyverse (R Package), Data Security, Data Manipulation, Data Structures, Interviewing Skills, Applicant Tracking Systems

攻读学位

4.8
评分, 4.8 星，最高 5 星
18万 条评论

初级 · 专业证书 · 3-6 个月

[Featured Image] A person in their home office is using a Google Sheets solver application while looking at a computer monitor and typing on a laptop and manual calculator.

How to Use Solver in Google Sheets

Learn about how to install and use a solver application in Google Sheets, and explore options, advantages, and best usage strategies.

February 26, 2026

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[Featured Image] A group of quantitative analysts review financial data to help executives at a bank make informed decisions.

What Is a Quantitative Analyst? Roles, Responsibilities, and Career Outlook

Discover what a quantitative analyst is, and explore what they do and how you can become one.

February 26, 2026

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[Featured Image] Three marketing specialists are discussing their AI for influencer marketing strategies while sitting at a workspace together and talking with a colleague via video.

AI for Influencer Marketing: How Brands Are Leveraging Technology for Smarter Campaigns

Explore the different ways brands and marketing professionals are using AI for their influencer campaigns. Learn more about the benefits and challenges of using AI for influencer marketing and how you can start learning the necessary skills.

February 26, 2026

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[Featured Image]: Two lawyers congratulate each other after using AI in law tools to prepare for a case.

What Is AI in Law?

Learn about the different ways AI in law affects the legal industry, the roles that use it, and the challenges and opportunities that come with this emerging technology.

February 25, 2026

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[Featured image] Business professional concentrates in coworking space leveraging AI powered virtual assistant

ChatGPT vs. Grok: How They Compare

ChatGPT and Grok are two of the biggest names in generative artificial intelligence (GenAI). See how these two popular AI tools stack up to each other.

February 25, 2026

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[Featured Image] A data architect works at a computer, designing data management solutions.

Data Architect vs. Data Engineer: How to Choose the Right Career in Data

Explore how the data architect and data engineer roles compare in terms of their educational requirements, skills, earning potential, and career trajectories to decide which one is best for you.

February 24, 2026

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[Featured Image] A financial professional discusses the results they achieve using AI in banking fraud detection as their company considers whether to implement AI in fraud detection strategies.

AI in Fraud Detection: Real-World Use Cases Across Industries

Explore how you can apply AI in fraud detection and the different AI models available for this purpose, along with details on how real-life organizations have implemented this technology and how you can start a career in this field.

February 17, 2026

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[Featured Image] A person in a yellow sweater looks at their smartphone while sitting at their computer, smiling as they learn how to switch to a different ChatGPT personality.

What Is a ChatGPT Personality? Definition, Use Cases, and Examples

Discover ChatGPT personalities, how to give your own ChatGPT personality, how to change it from the default, and how different personalities change the style and tone of an interaction and the outcome.

February 12, 2026

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[Featured image] A smiling learner sitting at a desk in their house is reading the results of their ChatGPT prompts for studying to better understand the lesson topics.

ChatGPT Prompts for Studying: How to Use AI Prompts to Facilitate Deeper Learning

Discover the steps to crafting effective ChatGPT prompts for studying, and explore advanced prompting techniques to improve your studying. Learn how to choose the most effective ChatGPT prompts for your specific needs and avoid common pitfalls.

February 12, 2026

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[Featured Image] A doctor dressed in white sits at their clinic desk and views spreadsheets on three monitors, working on converting Excel columns to rows.

How to Convert Excel Columns to Rows: A Practical Guide to Transposing Data

Learn how to convert Excel columns to rows using Paste Special, functions, and Power Query so you can manage and manipulate your data effectively.

February 26, 2026

文章

[Featured Image] A person in their home office is using a Google Sheets solver application while looking at a computer monitor and typing on a laptop and manual calculator.

How to Use Solver in Google Sheets

Learn about how to install and use a solver application in Google Sheets, and explore options, advantages, and best usage strategies.

February 26, 2026

文章

[Featured Image] A group of quantitative analysts review financial data to help executives at a bank make informed decisions.

What Is a Quantitative Analyst? Roles, Responsibilities, and Career Outlook

Discover what a quantitative analyst is, and explore what they do and how you can become one.

February 26, 2026

文章

[Featured Image] Three marketing specialists are discussing their AI for influencer marketing strategies while sitting at a workspace together and talking with a colleague via video.

AI for Influencer Marketing: How Brands Are Leveraging Technology for Smarter Campaigns

Explore the different ways brands and marketing professionals are using AI for their influencer campaigns. Learn more about the benefits and challenges of using AI for influencer marketing and how you can start learning the necessary skills.

February 26, 2026

文章

[Featured Image]: Two lawyers congratulate each other after using AI in law tools to prepare for a case.

What Is AI in Law?

Learn about the different ways AI in law affects the legal industry, the roles that use it, and the challenges and opportunities that come with this emerging technology.

February 25, 2026

文章

[Featured image] Business professional concentrates in coworking space leveraging AI powered virtual assistant

ChatGPT vs. Grok: How They Compare

ChatGPT and Grok are two of the biggest names in generative artificial intelligence (GenAI). See how these two popular AI tools stack up to each other.

February 25, 2026

文章

[Featured Image] A data architect works at a computer, designing data management solutions.

Data Architect vs. Data Engineer: How to Choose the Right Career in Data

Explore how the data architect and data engineer roles compare in terms of their educational requirements, skills, earning potential, and career trajectories to decide which one is best for you.

February 24, 2026

文章

[Featured Image] A financial professional discusses the results they achieve using AI in banking fraud detection as their company considers whether to implement AI in fraud detection strategies.

AI in Fraud Detection: Real-World Use Cases Across Industries

Explore how you can apply AI in fraud detection and the different AI models available for this purpose, along with details on how real-life organizations have implemented this technology and how you can start a career in this field.

February 17, 2026

文章

[Featured Image] A person in a yellow sweater looks at their smartphone while sitting at their computer, smiling as they learn how to switch to a different ChatGPT personality.

What Is a ChatGPT Personality? Definition, Use Cases, and Examples

Discover ChatGPT personalities, how to give your own ChatGPT personality, how to change it from the default, and how different personalities change the style and tone of an interaction and the outcome.

February 12, 2026

文章

[Featured image] A smiling learner sitting at a desk in their house is reading the results of their ChatGPT prompts for studying to better understand the lesson topics.

ChatGPT Prompts for Studying: How to Use AI Prompts to Facilitate Deeper Learning

Discover the steps to crafting effective ChatGPT prompts for studying, and explore advanced prompting techniques to improve your studying. Learn how to choose the most effective ChatGPT prompts for your specific needs and avoid common pitfalls.

February 12, 2026

文章

In today's data-driven world, professionals skilled in data disciplines are in high demand across many industries. A career in this fast-growing field provides opportunities to use technical skills to drive meaningful business impact. Explore the diverse career paths, essential skills, and job types within data science and analytics to start your journey in this exciting and rewarding domain.

Ready to start learning? Explore our catalog of data science, data engineering, and data analytics courses for beginners and experienced professionals. 

Frequently Asked Questions (FAQ)