Agile is a flexible and collaborative approach to software development focusing on iterative progress, customer feedback, and adaptive planning.

A Java program is a set of instructions written in the Java programming language to perform a specific task

Selenium is an open-source tool for automating web browsers.

Selenium automates web tests, Maven builds Java projects, manual testing verifies software, Java scripts automation, and TestNG manages and reports tests.

The process of manually executing test cases without the use of automation tools to ensure that software functions as expected.

Here are even more concise notes on preparing for a job interview.