Lua Programming Quizzes (MCQs)

Level 1 The Fundamentals Syntax & Quirks
Basics & Syntax Comments, Chunks, Semicolons, Case Sensitivity
01_BASICS 
Variables & Types 8 Basic Types, Local vs Global scope
02_TYPES 
Operators Arithmetic, Logic, Length (#), Concatenation (..)
03_OP 
Control Flow If, Elseif, Then, End blocks
04_FLOW 
Loops & Iterators While, Repeat, Numeric For, pairs/ipairs
05_LOOP 
Level 2 Data & Core Logic Tables & Text
Functions Definitions, Return values, Varargs (...)
06_FUNC 
Tables 1-based Indexing, Arrays, Dicts, Table Library
07_TABLE 
String Library Patterns, gmatch, Pattern Matching (%d, %w)
08_STR 
Closures Upvalues, Lexical Scoping, First-class Values
09_SCOPE 
Level 3 Advanced Mechanics Deep Language Features
Metatables __index, __newindex, Operator Overloading
10_META 
OOP Patterns Classes, Colon syntax (:), self, Inheritance
11_OOP 
Error Handling pcall, xpcall, assert, error functions
12_ERR 
Modules require, package table, module creation
13_MOD 
Level 4 Expert & System Concurrency & Environment
Coroutines Resume, Yield, Collaborative Multithreading
14_CORO 
File I/O & OS io.open, os.execute, System calls
15_SYS 
Garbage Collection Weak Tables (__mode), collectgarbage API
16_GC 
Environments _G, _ENV, load/loadstring (Dynamic Execution)
17_ENV 