Case
Optical Drive
CPU
Graphics Card
RAM
Possibly a floppy drive
Motherboard
Power Supply
Heatsink
Mouse
Keyboard
Monitor
CPU Central Processing Unit
Hardware
physical part of the computer
No it is part of the Operating System
yes
A keyboard is a lot like a miniature computer. It has its own processor and circuitry that carries information to and from that processor. A large part of this circuitry makes up the key matrix. The key matrix is a grid of circuits underneath the keys.
External to the main board of circuitry is the power supply ... in computers additional sub-modules complete the overall system ie. a computer (this sometimes includes a visual display unit , VDU (ie. LCD display) ) and may incorporate a display.
the physical part of a computer that can be touched and seen
Hardware
Segmentation is part of physical memory ares.
the microprocessor, also called the processor or the central processing unit (CPU)
No it is not
NO. Computer hardware is a completely different part of the computer system from the Software. Software is not a physical Item like hardware.
Your hard drive, video card, NIC etc. Basically any part of your computer but wires can be used by a computer program.