Revisiting JavaScript Basics

This is an introductory course to refresh your JavaScript knowledge. Develop proficiency in JavaScript syntax, string operations, and looping structures, establishing a strong foundation for addressing basic programming issues.

Lessons and practices

Lesson 1: JavaScript Arrays and Strings for Interview Prep

Refining the Packing List

Fix the Suitcase Packing List

Expanding Arrays in JavaScript

Replacing Item in Packing List

Packing for Your Trip in JavaScript

String Manipulation for Space Explorers

Lesson 2: JavaScript Loops: For, While, and Enhanced Loops

Change for...of Loop to While Loop in Fruit Salad

Troubleshoot the Spaceship's Food Inventory Tracker

Loop Through Fruits and Print Statements

Building a Fruit String without Trailing Space

Counting Non-Vowel Characters in a String

Lesson 3: JavaScript Conditional Statements, Break, and Continue

Stop Loop on Encountering Temperature Below 20 Degrees

Debugging a While Loop with Conditional Statements in JavaScript

Weather Display Clothing Recommendations

Temperature Condition Control in JavaScript

Conditional Looping with Break and Continue in JavaScript

Lesson 4: Handling Strings in JavaScript

Count Lowercase Characters in a String

Fix the Bug in Uppercase Conversion

Encrypting a Message by Shifting Characters

Simple Text Encryption using Caesar Cipher in JavaScript

Counting Digits in a String

Lesson 5: Basic String Manipulation Features in JavaScript

Combining Astronaut Data with Array Methods in JavaScript

Debug the Employee Information Management System in JavaScript

Tokenizing Employee Data and Determining Eligibility

Tracking Astronaut Missions

Processing Space Exploration Crew Members Data for Command Assignments

Interested in this course? Learn and practice with Cosmo!

Practice is how you turn knowledge into actual skills.