A physical firewall, router, modem. (if this is for a class then you might have to argue this point, a physical firewall is a piece of equipment but it is still software that does everything.)
A lock on the computer case.
.
yes
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Physical components that make up your computer are known as hardware.
There are 2 physical components of a computer. Software and Hardware. For great example of each go to: http://www.slideshare.net/Amitchandra.5681/components-of-computer-2-presentation
If your question is whether registry is physical in computer processor, the answer is no.
Hardware is something you can touch. So it is the physical components of the computer.
Hardware
All of them would be classified under "hardware" although the other devices connected to the computer would be classified in the subcategory "peripherals".
``hard ware``
A computer case, also known as a chassis, houses and protects the internal components of a computer, such as the motherboard, power supply, storage drives, and cooling systems. It helps to organize these components, ensuring proper airflow and cooling to prevent overheating. Additionally, the case provides physical security and can contribute to the overall aesthetics of the computer setup. Overall, it serves as the foundation for building and maintaining a functional computer system.
Where computer security deals with the processes applied to computer system(s), information security concerns all of the aspects regarding the system of policies and/or procedures for identifying, controlling, and protecting information from unauthorized disclosure. While often synonymous, information security is actually a superset of computer security, encompassing the fields of data security, transmission security, network security, physical security, personal security, and personnel security,