The Mechanical Adding Machines of Pascal and Leibniz Were Not

question 50

Multiple Choice

The mechanical adding machines of Pascal and Leibniz were not widely adopted because

• A) they were too expensive.
• B) there were unreliable.
• C) they were too difficult to program.
• D) they could not handle fractions.
• E) bookkeepers successfully lobbied the King, and he made the machines illegal.

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Definitions:

Axons

Axons are long, slender projections of a nerve cell, or neuron, that conduct electrical impulses away from the neuron's cell body or soma.

Neuron

A cell of the nervous system that transmits information through electrical and chemical signals.

Medulla

A section of the brainstem involved in autonomic functions such as breathing, heart rate, and blood pressure regulation.

Breathing

Breathing is the physiological process of inhaling oxygen and exhaling carbon dioxide, essential for life.