JavaScript – Essentials 1

JavaScript Essentials 1 –  4–6 weeks | 100 % online

Welcome to “JavaScript Essentials 1”! This is the first course in a 2-part series aimed at preparing you for the JSE – Certified Entry-Level JavaScript Programmer exam. You’ll start from ground zero—no prior programming needed—and learn how to design, write, debug, and run JavaScript programs while mastering core software development concepts  

During this course you will learn:

• Introduction to JavaScript & Programming
  Interpreters vs. compilers, local and online environments, browser console usage  

• Variables, Data Types & Type Casting
  Primitive types, BigInt, objects, arrays, scope, hoisting, and type conversion  

• Operators & User Interaction
  Arithmetic, logical, comparison, string, and special operators. Dialogs: alert, confirm, prompt  

• Control Flow & Loops
  Conditionals: if/else, switch. Loops: for, for-in, for-of, while, do-while, break/continue  

• Functions
  Declaration, parameters, return values, recursion, first-class functions, arrow functions, callbacks  
• Errors, Exceptions & Debugging
  Syntax, Reference, Type, Range errors. Handling exceptions with try-catch-finally, throw. Debugging tools and techniques 

You study at your own pace with the support of tutoring and practical exercises that strengthen your understanding.