FINAL REVIEW BUNDLED SOLUTION PACKAGE
◉ What is the basic difference between a PLC and a relay control
system? Answer: One uses relay control logic and the other uses
programmed instructions.
◉ Field devices refer to... Answer: All kinds of sensors and actuators
that are physically wired to PLC input/output modules.
◉ A contact that is usually opened will look like... Answer: -I I-
◉ An imaginary coil that, when energized, will activate a digital output
contact looks like... Answer: -( )-
◉ A device used to convert a binary number to a 7-segment display
format is... Answer: Decoder
◉ The largest number that can be represented with eleven binary bits
is... Answer: 2047
◉ The binary number 1010 0111 1100 0101 can be written in
hexadecimal as... Answer: A7C5