Internship Cheat Sheet — Wednesday: Windows & ChromeOS Tools

🔹 Windows Shortcuts Every Tech Should Know

• Ctrl + Shift + Esc → Opens Task Manager (fast way to kill unresponsive apps, check CPU/RAM usage).
• Win + R → Opens the Run box (quick access to tools like cmd, msconfig, services.msc).
• Win + X → Opens the Power User Menu (Device Manager, Disk Management, Event Viewer).
• Win + Pause → Opens System Properties (check CPU, RAM, Windows version).
• Alt + Tab → Switch apps quickly (great for multitasking during diagnostics).
• Ctrl + Alt + Del → Security screen (sign out, lock, open Task Manager).

🔹 ChromeOS Keyboard Shortcuts

• Ctrl + Shift + Q (twice) → Log out quickly.
• Ctrl + Shift + Refresh → Rotate screen orientation.
• Ctrl + Alt + ? → Shortcut menu overlay.
• Alt + [ ] (square brackets) → Snap windows left/right.
• Ctrl + Switch Window (F5) → Screenshot.

🔹 Crosh (ChromeOS Developer Shell) Commands

• Open with: Ctrl + Alt + T → type help for list.
• Useful Commands:
  • top → Monitor CPU and memory usage in real time.
  • memory_test → Test RAM health.
  • network_diag → Run a network diagnostic and save a log.
  • ping www.google.com → Test connectivity.
  • tracepath → Show route packets take (troubleshooting network slowdowns).
  • battery_test 1 → Quick 1-second battery health test (use higher number for longer test).