There are a number of different avenues and types of data that can be entered into a computer system. Assuming you are simply talking about naming five different interface devices the list might contain the following:
Keyboard
Mouse
Touch Pad
Touch Screen
Microphone
Data Storage Medium such as a flash drive, hard drive, etc.
Video Camera
etc.
Three components for the computer 1) Ram 2) process 3) CD ROM
a motherboard
you can read more about it in the related links below
pointing devices are: mouse,light pen & joy stick in computer hardware
output hardware
Computer hardware is a set of physical devices with which we get to connect ourselves with the computer with help of softwares
There are many pieces of computer hardware equipment that are considered output devices. Some examples of computer output devices are speakers, headphones, monitors, and printers.
in a laptop computer.
These are the digital devices solenoid, computer, computer hardware, mobile phone, camera etc.
keyboard, mouse, touchpads, external storage devices( including cameras etc...) is that what you are looking for?
Input devices.
A few examples of hardware are the monitor and the mouse. The hardware is the physical pieces of the computer. The software is the applications and programs on the computer.
Please conduct research at your local computer shop, computer user group, or local library were a rang of information can be seen, understood, and written about.
All of them would be classified under "hardware" although the other devices connected to the computer would be classified in the subcategory "peripherals".
An output device is any piece of computer hardware equipment used to communicate the results of data processing carried out by an information processing system (such as a computer) to the outside world.Reference: Wikipedia.com