If you wish to get into programming probably no one will come up to you and quiz you on these terms. However, if you talk to other programmers or read / watch coding tutorials these terms will be used constantly and freely. So, it is a good idea to get a general understanding of what these terms and concepts mean. By no means do you need to memorize every nook and cranny of theses terms, all you need is a working understanding of these concepts in order to be able to follow one's train of thought without getting lost in a sea of unknown terms.Learn more about web basics with these resources:
ArticlesLearn web development as an absolute beginner (2019)Learn web development by mozilla.orgWeb Development 101 by The Odin Project42 Web Development Terms Everyone Should Know by Melissa SmithVideosHow the Internet Works in 5 Minutes by AaronHow the Internet Works for Developers - Pt 1 - Overview & Frontend by LearnCode.academyHow The Web Works - The Big Picture by AcademindWhat is the world wide web? - Twila Camp by TED-EdWhat is the Internet? by Code.org