fiLl in the Blanks

question 81

Short Answer

fill in the blanks.
-There are ____ non-isomorphic trees with four vertices.

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Definitions:

External Input

Any input signal or data received from an outside source, device, or system, which is used to influence operations or responses within a system.

Latch

An electronic circuit or mechanism that retains its output state until a specific input signal is received.

Unlatch

A term used in programmable logic control programming that refers to a command or instruction to turn off or reset a previously set (latched) condition.

Retentive Outputs

In PLC systems, retentive outputs retain their state even after the controller is powered off or resets, allowing for the continuation of processes without data loss.