Hoisting

JavaScript Language Trivia

Beginner JS quirks to predict and explain: `==` vs `===`, hoisting, `this` binding in different call sites, and one quick closure trace.

JavaScript Hoisting and TDZ Code Traces

Six traces covering `var` declaration hoisting, function-declaration hoisting, TDZ access of `let`/`const`, and IIFE shadowing. Sharpens the mental model of when a binding exists vs. when it has a value.

let, var, const, and Hoisting Conceptual Quiz

Walk through the scoping, redeclaration, and hoisting rules for `var`, `let`, and `const`, plus the TDZ trap that shows up in nearly every interview.

JavaScript Variable Hoisting: var vs let/const Explanations Quiz

Two seeded explanations (var hoisting and the let/const TDZ) plus two companion drills covering function-declaration hoisting and a common interview trap.

JavaScript Function Declaration vs Expression Hoisting: Two Explanations Quiz

Trace mixed declaration / expression calls before either is defined: declaration fully hoisted vs expression-as-var only binding hoisted, plus TDZ for let/const and named function expressions.