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Global Knowledge

Fundamentals of Javascript

Begin your journey in programming by learning coding skills with JavaScript

GK #840201Virtual Classroom Live
FormatsVirtual Classroom LiveTopicsApplication Development · GK Polaris

What you’ll learn

Introduction to JavaScript
  • Exploring what programming is
  • Exploring JavaScript usage
  • Demo: Setting up a local environment
  • Preparing to write a JavaScript file (.js)
  • Reviewing statement construction in JavaScript
  • Reviewing basic syntax rules
  • Printing to console with a basic statement
  • Running a JavaScript file in VS Code
Basics of JavaScript Programming
  • Exploring data types and their real life counterparts
  • Exploring primitive data types in JavaScript
  • Working with JavaScript strings
  • Adding special string characters (\n, \\, ', ")
  • Exploring built-in string methods
  • Combining strings with string concatenation
  • Working with numbers
  • Using arithmetic operators
  • Working with booleans
  • Data type properties and the dot notation
  • Tracking data types with typeof operator
JavaScript Variables
Creating Variables
  • Exploring the function and purpose of storing data
  • Observing JavaScript variable syntax
  • Creating a variable with var
  • Creating a variable with let and const
  • Variable naming best practice
  • Mentally mapping variables storage in memory
Manipulating Variables
  • Updating variable value
  • Combining variables and arithmetic operations
  • Using the increment and decrement operator
  • Working with variable string concatenation
  • String interpolating with variables
  • Data type coercing with variables
JavaScript Conditional Branching
  • Exploring the function and purpose of conditions in a program
Basic Control Flow
  • Creating an if-statement
  • Using comparison operators
  • Understanding == and ===
  • Using logical operators
  • Using Truthy and Falsy
  • Adding the else-clause
  • Chaining with else-if
  • Nesting if-statements
  • Condensing with ternary operator
Switch Case
  • Creating a switch case
  • Controlling switch case execution behavior with fall-through and break
  • Managing data typing in a switch case
  • Defining a default cas
JavaScript Functions
  • Exploring the function and purpose of reusing blocks of code
  • Function syntax construction
  • Defining a function
  • Calling a function
  • Adding parameters into a function declaration
  • Calling a function with arguments
  • Adding default parameters
  • Returning values
  • Exploring function declaration hoisting
  • Using functions inside other functions
  • Considerations for defining functions and naming functions
Debugging
  • Exploring basic JavaScript errors (syntax errors, runtime errors, logical errors)
  • Reading and interpreting error messages
  • Using basic debugging technique with console.log
  • Common beginnner mistakes
JavaScript Scope
  • Exploring the concept of "scoping" in a program
  • Understanding "global" scope
  • Understanding "block" scope
  • Understanding "local" scope
  • Exploring differences between "block" scope and "local" scope
  • Exploring scope pollution
  • Scoping best practice
JavaScript Arrays
Array Creation
  • Exploring the purpose of organizing data
  • Creating an array with singular data types using an array literal
  • Creating an array with mixed data types using an array literal
  • Creating multi-dimensional arrays
Array Manipulation
  • Accessing elements
  • Using element index
  • Updating elements in place
  • Exploring mutability of an array declared with const
  • Exploring array built-in methods
  • Accessing array length with .length
  • Resetting an array with .length
  • Using push()
  • Using pop()
  • Using sort()
Array Usage Pattern
  • Exploring passing arrays to functions
  • Exploring manipulating arrays inside of functions
  • Trying array equality
  • Analyzing references vs value in memory
JavaScript Loops
  • Understanding repetition in a program
  • Constructing loops semantically
  • Using the while loop
  • Using the do while loop
  • Using the for loop
  • Looping in reverse
  • Looping through arrays
  • Constructing nested loops
  • Using the break keyword
JavaScript Objects
  • Exploring object data type
  • Exploring the purpose and function of objects
  • Exploring organizing data into objects
  • Creating an object with object literals
  • Accessing object properties
  • Accessing with bracket notation
  • Mutating objects with property reassignment
  • Creating an object with methods
  • Trying object equality
  • Analyzing object references in memory
  • Creating nested objects
  • Accessing nested properties by chaining
  • Using for..in to loop through objects
  • Choosing between arrays and objects

Upcoming training

Dates and availability are confirmed by Bolt when we follow up. All times are shown in the provider’s stated time zone.

2026-10-28 — 2026-10-308:30 AM - 4:30 PM EDT
Virtual Classroom LiveONLINE · English
2026-11-23 — 2026-11-258:30 AM - 4:30 PM EST
Virtual Classroom LiveONLINE · English
2026-12-07 — 2026-12-098:30 AM - 4:30 PM EST
Virtual Classroom LiveONLINE · English