Examlex
PLC counters are normally nonretentive.
Logical Group
A cluster or set of conditions or values related by logical operators, typically used in conditional statements.
Same Data Type
Refers to variables or values that share the same type, such as integers or strings, in programming.
List Of Values
Represents a collection of values, often used in the context of providing multiple input values for operational or functional use.
Single Group Name
A unique identifier assigned to a collection of related items or entities in a dataset or structure.
Q1: If the scan time is too long,a
Q3: Sequencers are programmed exactly the same for
Q36: The number 127 could not be:<br>A)decimal.<br>B)hexadecimal.<br>C)octal.<br>D)binary.
Q37: Programmed counters can:<br>A)count up.<br>B)count down.<br>C)be combined to
Q38: For the sequencer instruction shown,all unmasked bits:
Q40: For the program shown,the thumbwheel switch is
Q49: To copy the value in N12:0 into
Q54: The greater the scan time,the faster the
Q60: The immediate I/O instruction is used with
Q70: In general,compared to an open-loop system,a closed-loop