electrical pulses but not continuous
A computer which works by varying a mechanical position, or electrical value.
Yes. Digital processing is the most commonly used form as the computer works with bits and byte. The most popular example of analog processing of data is ECG, where the signal are in analog form.
Wediki
computer
analog
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The first Indian analog computer was assembled in 1950
mechanical computer
No. Sound has to be converted from analog to digital for use by a computer, not the other way around. It is converted to analog so amplifiers and other analog equipment can use it and so you can hear it.
hybrid computer
An analog computer does not use discrete steps, but smoothly models whatever is being calculated. Most are specialized devices, but the (good old) slide rule was a general purpose analog computer. It's one great advantage is speed, and high speed digital computers have mainly taken over.
it was an astronomical calculator. A form of mechanical analog computer. The nordon bombsight was also a form of mechanical analog computer.