Linux App - What will happen if sudden shutdown without closing apps

Here's some experiment in Linux App. What will happen if I suddenly shutdown without any closing any apps in Linux. Let's try to find out in this experiment.

Materials used in this video are been credited at the end credits of the video.
Several segments are licensed under creative commons.
www.creativecommons.org/licenses/by/4.0/

PNG ALL
www.pngall.com

PNGWing
www.pngwing.com

Freepik
www.freepik.com

---Gadgets---
1. Camera
Canon 700D (DSLR Camera EOS Kiss X7i) with 18-55mm Canon lens
Samsung WB250F (Compac mirrorless) with 4-72mm Samsung lens
RealMe C55 (RMX3710)
Xiomi Redmi Note 12
RealMe 5s (RMX1925)
Asus Zenfone Max Plus (X018D)
Activeon CX Gold +plus Action Camera
Generic Video Camera with night vision
2. Microphone
Cande wired lavalier lapel mic
Superadd wireless lapel mic (x2)
Generic Shotgun microphone
3. Tripod / Stand
3-Axis Handheld Gimbal Model H4
Yunteng 4.5 feet tripod
Yunteng 5.5 feet tripod
Generic small tripod (two pieces)
4. Laptop
HP hp15 AMD A6 5200 4x 2.00 GHZ / 12 gb RAM
Multiple Boot Operating System: Big Linux OS, Ubuntu Studio OS, Endeavour OS (KDE Plasma & Xfce) and MX Linux OS
Lenovo Idealpad 3 (15" display) Intel i5 8x 8 GHZ / 12 gb RAM
Dual Boot Operating System: Pop OS / Ubuntu Linux & Windows 10

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Please don't be rude. If I have some mistakes along the way. It means, I am a human. Not perfect at all. Keep safe and remember that Science means knowing, because Science is cool.

FREE AND OPEN SOURCE SOFTWARE THAT I USE:
🌐 Brave Browser -
https://brave.com/

🌐 LibreWolf Browser -
www.librewolf.net/

📽️ Open Broadcaster Software:
www.obsproject.com/

🎬 Kdenlive:
www.kdenlive.org

🎨 GIMP:
www.gimp.org/

🎨 Photopea:
www.photopea.com/

🎨 Canva:
www.canva.com

🎵 Audacity:
www.audacityteam.org/

💻 VirtualBox:
www.virtualbox.org/

💻 GNOME Boxes:
apps.gnome.org/app/org.gnome.Boxes

💻 OS Operating System:
Pop OS Linux (base on Ubuntu Linux OS)
pop.system76.com/

Kumander Linux OS (Philippines)
kumander.org

Big Linux OS (Brazil)
www.biglinux.com.br

Elementary OS Linux
https://elementary.io/

Trom Jaro Linux OS (trade-free OS)
www.tromjaro.com

Ubuntu Linux OS
www.ubuntu.com/
mirror.kku.ac.th/ubuntu-releases/

Ubuntu Studio OS
www.ubuntustudio.org/

Manjaro Linux OS
www.manjaro.org/downloads/
mirror.kku.ac.th/manjaro/

Linux Mint OS
www.linuxmint.com/
mirror.kku.ac.th/linuxmint/

Endeavour Linux OS
endeavouros.com/