What Is an Operating System? | Complete Guide — Kernel, Shell, Boot Process, Filesystems & More

🖥️ In this video, we break down EVERYTHING you need to know about Operating Systems — explained simply and clearly!

📌 Topics Covered:
00:00 — Introduction: What is an OS?
01:30 — What Is an Operating System?
03:00 — Functions of an OS (Resource, Process, Memory, I/O, Security)
06:00 — Kernel & Shell Explained
08:30 — User Space vs Kernel Space
10:00 — The Shell — Your Command Interface
11:30 — Types of Operating Systems (Batch, Time-Sharing, Real-Time, Distributed, Mobile)
14:00 — OS Boot Process (BIOS → Bootloader → Kernel)
16:30 — OS vs Firmware vs BIOS Comparison
18:00 — BIOS vs UEFI
19:30 — Filesystems & Storage (NTFS, ext4, APFS, FAT32)
21:30 — Inodes & File Paths
23:00 — User Management & Permissions
25:00 — Linux File Permissions (rwx, chmod)
27:00 — Recap & Summary

🎓 Whether you're a student, developer, or just curious about how computers work — this video has you covered!

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Видео What Is an Operating System? | Complete Guide — Kernel, Shell, Boot Process, Filesystems & More канала Bit Byte Talks