Answer:
Five (5) physical threat to a computer
1. Physical damage or impact: A computer can be physically damaged or experience impact due to various reasons like accidental drops, spills, power surges, or exposure to extreme heat or cold.
2. Dust and debris accumulation: Accumulation of dust, hair, and debris in the computer's hardware, particularly in the fans and vents, can cause overheating and eventually lead to hardware failure.
3. Power surges and electrical storms: Power surges and electrical storms can cause sudden spikes in electrical current that can damage the computer's power supply, motherboard, and other components.
4. Theft or unauthorized access: Theft or unauthorized access to a computer can result in loss of sensitive data, hardware, and other components.
5. Environmental factors: Environmental factors such as humidity, temperature changes, and exposure to water or moisture can damage a computer's hardware and lead to malfunction.
These are some common physical threats to a computer, and it is important to take appropriate measures to protect your computer from these risks.