BCTC INDUSTRIAL MAINTENANCE TECHNOLOGY AMTEC ASSESSMENT SCRIPT 2026 VERIFIED ANSWERS COMPREHENSIVE REVIEW

BCTC INDUSTRIAL MAINTENANCE
TECHNOLOGY AMTEC ASSESSMENT SCRIPT
2026 VERIFIED ANSWERS COMPREHENSIVE
REVIEW

◉ Typical BCD input devices include ____.
Answer: thumbwheel switches


◉ BCD code stands for _____.
Answer: binary coded decimal


◉ The decimal 1000 has a Weighted Value Position of ______.
Answer: 3


◉ If in binary a zero signifies an OFF state a one signifies____________.
Answer: an ON state


◉ How many symbols are in the octal number system?
Answer: 8


◉ To convert from binary to octal, you select bits in groups of ____

, Answer: 3


◉ A register or word is composed of ____.
Answer: sixteen bits or two bytes.


◉ The two basic sections of a PLC are the
Answer: the central processing unit and the input/output system


◉ State the primary sections of PLCs .
Answer: Input modules, (CPU) Central Processing Unit, Output
modules, Programming device, Operator Interface Device


◉ PLC Input modules convert_______________
Answer: signals(analog or discrete/digital) provided by various
switches and sensors into logic that can be used by the CPU


◉ What solid state device is associated with the term "avalanche
effect"?
Answer: Zener diode


◉ The SCR is equivalent to what electronic device?
Answer: thyristor