yes it is
yes a mouse is an input device.
which device is similar to a mouse
Computer mouse or a pointing device. Is that what you mean?
No, Mouse is an input device. Because mouse is used to instruct the computer where to point the cursor and anything that is used to instruct computer in any way is an input device. Output Devices show the processed data by a computer for e.g. a monitor shows where the cursor is by processing the input from a mouse.
a mouse
I think you are talking about the Mouse.
It is an input device.
That's not compulsory
They don't. It is not compulsory.
Does it have to be a mouse, or can it be a pointing device? If it can be a pointing device, perhaps a touch-screen?
yes, it is a input device.
yes, it is a input device.