# Lab OS-5: OS and File-System Identification

Domain:
- 1.0 Operating Systems

Works on:
- Windows
- Linux

Does not require:
- macOS

## Goal

Identify OS family, OS version, and file-system type.

## Windows Steps

Run:

```powershell
winver
wmic logicaldisk get caption,filesystem,size,freespace
Get-Volume
```

Optional:

```powershell
fsutil fsinfo drives
fsutil fsinfo volumeinfo C:
```

Record:
- Windows version:
- Main drive:
- Main drive file system:
- Free space:
- Any removable drives:

## Linux Steps

Run:

```bash
cat /etc/os-release
uname -a
df -T
lsblk -f
```

Record:
- Distribution:
- Kernel:
- Root filesystem:
- Main disk:
- Any removable drives:

## What You Should Learn

- NTFS is the normal modern Windows file system.
- ext4 and XFS are common Linux file systems.
- exFAT is useful for cross-platform removable storage.
- FAT32 is compatible but limited by its 4 GB max file size.
- APFS is Apple's modern file system, but this lab does not require a Mac.