____ Was the First to Use Vacuum Tubes Instead of Mechanical

question 40

Multiple Choice

____ was the first to use vacuum tubes instead of mechanical switches.

• A) The Z3
• B) The ABC
• C) COLOSSUS
• D) ENIAC

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Definitions:

Coca Plants

Plants native to South America, the leaves of which are used in the manufacture of cocaine.

Cocaine

A powerful stimulant drug derived from the leaves of the coca plant, often used recreationally for its euphoric effects.

Methamphetamine

A powerful, highly addictive stimulant drug that affects the central nervous system, leading to increased activity, decreased appetite, and a sense of euphoria.

MDMA

A synthetic drug that alters mood and perception, known for its stimulant and psychedelic effects.