When Using TTL Logic, Inputs Are Always Pulled Low with a Resistor

question 7

True/False

When using TTL logic, inputs are always pulled low with a resistor as opposed to being pulled high.

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Definitions:

Photoautotroph

An organism that obtains energy from light and synthesizes organic compounds from inorganic raw materials; includes plants, algae, and some bacteria. Compare with photoheterotroph, chemoautotroph, and chemoheterotroph.

Fumigallin

A chemical compound originally discovered for its antibiotic properties, often mentioned in the context of beekeeping to treat nosema disease.

Psilocybin

A naturally occurring psychedelic compound produced by more than 200 species of fungi.

Ergot Compounds

Chemical substances derived from the fungus Claviceps purpurea (ergot), which infects cereal grains and possesses psychoactive and medicinal properties, historically involved in the cause of ergotism or "St. Anthony's fire."