Command & Code on Instagram: "How does your CPU know where to store data in cache? It uses cache mapping techniques, and there are three main types: 🔹 Direct Mapping – Each block has exactly one spot in cache → fast, but prone to clashes. 🔹 Fully Associative – A block can go in any cache line → flexible, but slower and more expensive to search. 🔹 Set-Associative – A smart hybrid! Cache is divided into sets, and each block can go into several possible slots within its set → best balance of spe