Java Data Structures courses can help you learn about arrays, linked lists, stacks, queues, and hash tables. You can build skills in algorithm efficiency, data manipulation, and implementing search and sort techniques. Many courses introduce tools like Eclipse or IntelliJ IDEA, which support coding practices and debugging, allowing you to apply your knowledge in real coding environments. You'll also explore concepts such as recursion and tree structures, enhancing your ability to tackle complex programming challenges.

LearnQuest
Skills you'll gain: Data Analysis, Analytics, Statistical Analysis, Data Mining, Spreadsheet Software, Exploratory Data Analysis, Descriptive Analytics, Quantitative Research, Data Processing, Data Cleansing, Data Collection, Statistics, R (Software), Predictive Analytics, Query Languages, Data Visualization, Data Visualization Software, SQL
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Probability, Statistical Hypothesis Testing, Statistical Inference, Statistical Methods, Probability & Statistics, Statistics, Probability Distribution, Data Literacy, Bayesian Statistics, Sampling (Statistics), Applied Mathematics, Data Ethics, Statistical Analysis, Quantitative Research, Data Science, Theoretical Computer Science, Data Analysis, Sample Size Determination, Artificial Intelligence
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

University of Maryland, College Park
Skills you'll gain: Sampling (Statistics), Data Cleansing, Statistical Software, Data Transformation, Data Quality, Statistical Analysis, STATA (Software), Statistical Methods, R (Software), Statistical Modeling, R Programming, Regression Analysis, Data Analysis
Mixed · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Extract, Transform, Load, Data Cleansing, Power BI, Data Transformation, Data Manipulation, Data Management, Data Quality, Data Preprocessing, Data Validation, Data Integration, Data Modeling, Data Import/Export, Data Storage
Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: R Programming, R (Software), Plot (Graphics), Data Visualization, Statistical Visualization, Statistical Modeling, Data Analysis, Data Science, Statistical Analysis, Data Import/Export, Statistical Machine Learning, Machine Learning Methods, Machine Learning, Decision Tree Learning, Machine Learning Algorithms, Regression Analysis, Data Structures, Computer Programming, Computer Programming Tools, Software Development
Mixed · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), Data Structures, Data Cleansing, Python Programming, Data Analysis, NumPy, Pandas (Python Package), Data Manipulation, Analytical Skills, Scripting, Algorithms, Debugging
Beginner · Course · 1 - 4 Weeks
Duke University
Skills you'll gain: Data Ethics, Exploratory Data Analysis, Data-Driven Decision-Making, Logistic Regression, Statistical Modeling, Web Scraping, Ggplot2, Model Evaluation, Data Visualization Software, Predictive Modeling, Tidyverse (R Package), Data Visualization, Data Analysis, Regression Analysis, Responsible AI, Data Transformation, R Programming, Data Science, Data Wrangling, Version Control
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Data Visualization, Regression Analysis, Advanced Analytics, Statistical Analysis, Data Analysis, Statistical Methods, Data Science, Machine Learning Methods, Artificial Intelligence, Python Programming, Machine Learning, Project Documentation, Portfolio Management
Advanced · Course · 1 - 4 Weeks
University of Washington
Skills you'll gain: Data Ethics, Statistical Visualization, Data Storytelling, Data Visualization Software, Data Governance, Big Data, Technical Communication, Cloud Computing, Amazon Web Services, Information Privacy, Ethical Standards And Conduct
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Unsupervised Learning, Regression Analysis, Classification Algorithms, Dimensionality Reduction, Data Analysis, Anomaly Detection, Supervised Learning, Model Evaluation, Statistical Analysis, Analytics, Logistic Regression, Data Preprocessing, Predictive Modeling, Applied Machine Learning, Statistical Modeling, Machine Learning Methods, Data Mining, Machine Learning Algorithms, Exploratory Data Analysis, Machine Learning
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Patient Registration, Registration, Health Information Management, Data Quality, Data Entry, Data Validation, Medical Records, Electronic Medical Record System, Hospital Admissions, Patient Safety, Patient Flow, Data Integrity, Quality Assurance
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Cloud Security, Open Web Application Security Project (OWASP), Data Governance, Data Management, Data Security, Secure Coding, Application Security, DevSecOps, Cloud Applications, Key Management, Encryption, Personally Identifiable Information, Information Privacy, OAuth, Cloud Storage, API Gateway, Threat Modeling, Data Encryption Standard, Risk Management Framework
Beginner · Course · 1 - 4 Weeks