In the Earliest Digital Computers Every Instruction Was Coded as a Long

question 55

Short Answer

In the earliest digital computers every instruction was coded as a long number. People invented_________ to make coding faster and less error-prone.

Understand the compatibility and programming limitations of hand-held programming terminals across different PLC manufacturers.

Differentiate between discrete, digital, BCD, and analog signals in the context of PLC settings.

Know the various devices that can provide discrete inputs to a PLC.

Recognize the importance of memory types in PLC operation and the distinction between volatile and non-volatile memory.