Question

list the mechanical calculating device electromechanical computer and electronic computer​

Answer 1

Answer:

A mechanical calculator, or calculating machine, is a mechanical device used to perform the basic operations of arithmetic automatically, or a simulation such as an analog computer or a slide rule

Electromechanical computers were born in the 1890s when vacuum tubes were growing in popularity. Such computers depend on switches and relay logic to perform intricate calculations. They could detect errors in the system and retry instructions depending on the program used

Explanation:

electronic computer - a machine for performing calculations automatically. computer, computing device, computing machine, data processor, information processing system. interconnection - (computer science) the act of interconnecting (wires or computers or theories etc.)

Answer 2

These are counting devices that could be operated both electrically and mechanically. Electro-mechanical devices include the following: Speeding Clock. Blaise Pascal machine.