Frequently Ask Questions

• Platform Independence: Write Once, Run Anywhere (WORA).
• Object-Oriented: Supports concepts like inheritance, polymorphism, and encapsulation.
• Robust: Includes features like garbage collection and exception handling.
• Secure: Provides built-in security features like bytecode verification and runtime restrictions.
• Multithreading: Enables multiple threads to execute concurrently.

Oracle SQL is used to manage and interact with Oracle databases. It allows users to create, read, update, and delete data stored in these databases. SQL (Structured Query Language) helps in retrieving specific information from large datasets, performing complex queries, and managing the structure of the database itself. Oracle SQL is widely used in business applications for tasks like data analysis, reporting, transaction processing, and database administration across various industries.

A Python course is a structured learning program designed to teach you the fundamentals and advanced concepts of Python programming. It typically covers topics such as Python syntax, data types, control structures, functions, object-oriented programming, and libraries. A Python course can also include practical exercises, projects, and real-world applications to help you develop coding skills and prepare for a career in software development, data science, web development, or automation.

At TesDBAcademy, there are no prerequisites for joining our PHP course. Whether you’re a complete beginner or have some prior programming experience, our course is designed to accommodate all levels. Our expert instructors will guide you from the basics to advanced concepts, ensuring you gain the skills needed to excel in PHP development. All you need is a passion for learning and a desire to build a career in web development!

AngularJS is a JavaScript framework (not directly related to Java) used to build dynamic, single-page web applications (SPAs). While it’s not “in Java,” Java (on the backend) and AngularJS (on the frontend) can work together to build modern web applications. Java can provide the backend services, and AngularJS can handle the frontend UI by interacting with Java APIs.

Version control helps developers track changes in code, manage versions, and collaborate. Git is the most widely used version control system.

Overloading: Same method name, different parameters (compile-time polymorphism)
Overriding: Child class redefines a method from parent class (runtime polymorphism)

List: Ordered, mutable
Tuple: Ordered, immutable
Set: Unordered, unique items only

A log that records queries that take longer than a defined time, helping in performance optimization.

DOM (Document Object Model) is a tree representation of an HTML document that JavaScript can manipulate.