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TPC 298 PROGRAMMABLE LOGIC CONTROLLERS EXAM QUESTIONS AND ANSWERS
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A programmable logic controller is a device that responds to status changes in asystem.
TPC 298 Programmable Logic Controllers (p.7)
Programmable controllers are particularly suited for control applications that
demand... - make choices in real-time.
TPC 298 Programmable Logic Controllers (p.8)
The time it takes for a programmable controller to complete its program and
return to the beginning is referred to as ______ time. - ANSWER scan
TPC 298 Programmable Logic Controllers p.12
A programmed controller makes its logical conclusions in the... - ANSWER
processor.
TPC 298 Programmable Logic Controllers p.14
The memory used for PLC firmware is typically... - Answer nonvolatile.
TPC 298 Programmable Logic Controllers p.14
, The binary system is based on the number _____. The hexadecimal system most
typically used with PLCs is based on the number _____. - ANSWER 2, 16.
TPC 298 Programmable Logic Controllers p.21
The most common code used to represent alphanumerics is ______ - ANSWER
ASCII.
TPC 298 Programmable Logic Controllers p.21
The Boolean NOT function serves as a(n) ______. - ANSWER inverter
TPC 298 Programmable Logic Controllers p.21
Ladder logic, unlike most other computer languages, is... - ANSWER
represented graphically.
TPC 298 Programmable Logic Controllers p.21
In ladder logic, the output instruction resembling a coil is called... - ANSWER
output energize.
TPC 298 Programmable Logic Controllers p.21
The last step in a PLC scan is... - ANSWER connecting the output image table.
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