To learn JavaScript, it is recommended to have a basic understanding of computer programming concepts such as variables, data types, functions, and control flow. Additionally, some basic understanding of web development and HTML would be helpful as JavaScript is primarily used for creating interactive front-end web experiences. Familiarity with a text editor and basic troubleshooting skills would also be beneficial.
First read the answer fully, then try to explain it in your own words. After that, open a few related questions and compare the concepts. This method helps you remember the topic for a longer time and improves exam preparation.