Pre-calculus courses can help you learn functions, trigonometry, complex numbers, and polynomial equations. You can build skills in graphing functions, solving equations, and understanding limits, which are crucial for calculus and other advanced math topics. Many courses introduce tools like graphing calculators and software for visualizing functions, which enhance your ability to analyze mathematical concepts and apply them in various fields such as engineering, physics, and computer science.

Nanjing University
Skills you'll gain: Software Testing, Functional Testing, System Testing, Performance Testing, Debugging, Unit Testing, Test Automation, Test Case, Integration Testing, Selenium (Software), Mobile Development
Mixed · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: JUnit, Test Driven Development (TDD), Unit Testing, Testability, Test Case, Software Testing, Eclipse (Software), Test Data, Development Testing, Test Automation, Test Execution Engine, Integrated Development Environments, Java, Test Tools, Program Development
Intermediate · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: Software Testing, Test Case, Integration Testing, System Testing, Software Development Life Cycle, Acceptance Testing, Test Planning, Software Quality Assurance, Unit Testing, Functional Testing, Regression Testing, Usability Testing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Warehousing, Extract, Transform, Load, Snowflake Schema, Star Schema, Business Intelligence, Data Modeling, Database Design, Data Management, Data Integration, Performance Tuning, Databases, Data Transformation, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Mapping, Microsoft Azure, Data Transformation, Data Pipelines, Extract, Transform, Load, Dataflow, Data Processing, Data Integration, Data Storage
Beginner · Guided Project · Less Than 2 Hours

Simplilearn
Skills you'll gain: Prompt Engineering, AI Personalization, Generative AI, Infrastructure as Code (IaC), Legal Risk, Requirements Analysis, Test Tools, Software Testing, Security Testing, ChatGPT, Risk Analysis, Sprint Planning, Software Development Tools, Software Development Life Cycle, User Interface and User Experience (UI/UX) Design, Automation, Software Documentation, Artificial Intelligence, Software Architecture, Software Development Methodologies
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Selenium (Software), Test Automation, Object Oriented Programming (OOP), Software Testing, Browser Compatibility, Software Installation, Automation, Scripting, Python Programming, File Management, Development Environment, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Extract, Transform, Load, Power BI, Data Transformation, Data Cleansing, Query Languages, Data Manipulation, Data Integration, Data Processing, Data Validation, Data Import/Export, Data Quality, Data Analysis, Data Modeling
Beginner · Course · 1 - 4 Weeks

EIT Digital
Skills you'll gain: Verification And Validation, Systems Design, Process Driven Development, Systems Analysis, Mathematical Modeling, Data Modeling, Theoretical Computer Science, Distributed Computing, Algorithms, Data Structures
Intermediate · Course · 1 - 4 Weeks
CertNexus
Skills you'll gain: Extract, Transform, Load, Data Manipulation, Data Cleansing, Data Processing, Data Transformation, Data Warehousing, Data Integration, Data Quality, Data Import/Export, Data Collection, Data Mining
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Disaster Recovery, Amazon Web Services, Amazon S3, Cloud Hosting, Cloud Storage, Cloud Technologies, Infrastructure As A Service (IaaS), Public Cloud
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Restful API, Model View Controller, ASP.NET, OAuth, Web Development, Application Programming Interface (API), Web Services, Authentications, Unit Testing, C# (Programming Language), Web Applications, Application Security, Authorization (Computing), Software Testing, Data Access, Data Migration, Cloud Computing, Computer Programming, Data Validation
Beginner · Course · 1 - 4 Weeks