↩ 🔵 🔵 🔵 ❪✺❫ Computer Concepts ○ File ○꠹ ❪✺₁ᵢ❫ File Classes ○ ❪✺₃ᵢ❫ File Particulars ○ ❪✺₄ᵢ❫ File Sets ○ ❪✺_ᵢ❫ File Subs ○ File Synchronization ○