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PLC SACA WRITTEN EXAM QUESTIONS AND ANSWERS.
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PLC SACA WRITTEN EXAM QUESTIONS AND ANSWERS. A PLC requires much less __________ than a hardwired relay panel that could do the same job. - CORRECT ANSWER Space __________ uses several protocols to convert data from its native format, such as a text message, into a format that can be sent an...

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  • December 12, 2024
  • 10
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • saca
  • plc saca written exam questions and answers

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  • SACA
  • SACA

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PLC SACA WRITTEN EXAM QUESTIONS
AND ANSWERS.
A PLC requires much less __________ than a hardwired relay panel that could do the same job. -
CORRECT ANSWER Space



__________ uses several protocols to convert data from its native format, such as a text message, into a
format that can be sent and tracked from the source node to the destination node of a network. -
CORRECT ANSWER Ethernet TCP/IP



The three network levels are Enterprise, Automation and __________, and Field Device. - CORRECT
ANSWER Control



PLCs provide a means of controlling machines and other industrial applications with a(n) __________
instead of using hard wired devices, such as relay coils and contacts. - CORRECT ANSWER Industrially-
hardened computer



The six basic components of most PLCs are the power supply, the input and output modules, the
processor module, the programming device, and the ______ - CORRECT ANSWER I/O chassis



If a network is not available, what type of connection can be used to configure the controller's IP
address? - CORRECT ANSWER USB



Two addresses are used for Ethernet communications, Media Access Control (MAC) and _____ -
CORRECT ANSWER Internet Protocol (IP)



The IP address of a CompactLogix PLC that already has an IP address is viewed and edited using
__________ communications software. - CORRECT ANSWER RSLinx



The 1769-L16ER controller's USB port is USB __________ compatible and operates at 12 Mbps. -
CORRECT ANSWER 2.0

, A PLC and PC are connected in a(n) __________ network using a single Ethernet cable. - CORRECT
ANSWER Point to point



What is the purpose of configuring the IP address and subnet of a PC and PLC? - CORRECT ANSWER
Enable communication between them



What is each group of numbers separated by periods or dots in an IP address called? - CORRECT
ANSWER Octet



What is the purpose of the last three digits of an IP address? - CORRECT ANSWER Identifies a single
device



What is a USB Type B connector most likely connected to? - CORRECT ANSWER PLC USB communication
port



The IP addresses of a PC-PLC point-to-point connection will be ______ - CORRECT ANSWER Different IP
addresses



A problem with identifying a controller's firmware revision by examining the hardware's __________ is
that it is often inaccessible once installed. - CORRECT ANSWER Product label



What applied voltage level would cause the input indicator to turn on in an Active Hi 24 VDC input
module? - CORRECT ANSWER +24 VDC



All PLCs must have a(n) __________ to operate. - CORRECT ANSWER User developed project



In the RUN mode the programmable controller __________ the ladder logic and sets outputs on or off. -
CORRECT ANSWER Scans



What should be noted when the programmable controller processor displays a solid green RUN
indicator? - CORRECT ANSWER Processor is functioning properly - program is being executed

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