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The cyber world is everything connected through computers, networks, and the internet.
It includes:
Cybersecurity exists because everything valuable today is digital—money, identity, secrets, and power.
Think of the cyber world as a virtual city:
Users = citizens
Systems = buildings
Data = valuables
Hackers = thieves
Security teams = police & engineers
Question1. What do we call the virtual space where digital systems and data exist?
Question2. What connects devices together in the cyber world?
Question3. What best describes the cyber world?
a) Only the internet
b) Computers used by hackers
c) All interconnected digital systems
d) Social media platforms
Question4. Which of the following is NOT part of the cyber world?
a) Cloud servers
b) Routers
c) Paper files
d) Mobile phones
Question5. Which item represents “valuables” in the cyber world?
a) Buildings
b) Users
c) Networks
d) Data
Question6. What would give an attacker the MOST impact?
a) Hacking one personal laptop
b) Access to a company database
c) Stealing a keyboard
d) Shutting down one computer
Cybersecurity protects:
A single vulnerability can lead to:
In CTFs, you simulate these attacks to learn how they happen.

Question1. What is the main reason organizations invest in cybersecurity?
Question2. Cybersecurity primarily exists to:
a) Hack systems faster
b) Protect digital assets
c) Monitor users
d) Replace antivirus software
Question3. A single vulnerability can lead to:
a) Faster systems
b) Better performance
c) Data breaches and financial loss
d) Free software updates
Question4. Why do CTFs simulate real cyber attacks?
a) To attack real companies
b) To compete only
c) To understand how attacks happen and how to prevent them
d) To replace cybersecurity jobs