TPC-PLC's Exam Questions and
Answers
Adding .I/O .points .in .an .existing .rack .is .called .- .(correct .answer) .-local .expansion
The .speed .at .which .a .LAN .processes .a .piece .of .information .is .called .- .(correct .answer) .-baud .rate
As .a .good .general .rule, .you .should .replace .the .battery .in .a .programmable .controller .- .
(correct .answer) .-annually
Which .documentation .shows .how .all .field .devices .are .wired .and .connected .to .the .controller? .- .
(correct .answer) .-Schematic .diagram
Which .type .of .data .transmission .uses .a .single .frequency? .- .(correct .answer) .-Baseband
The .process .of .relating .software .addresses .to .the .physical .locations .of .remote .I/
O .points .is .called ._______ .the .system. .- .(correct .answer) .-configuring
The .temperature .range .a .thermocouple .can .detect .is .determined .by .the .- .(correct .answer) .-
combination .of .metals .used
To .be .useful .to .a .PLC, .analog .input .signals .must .be ._______ .by .an .input .module. .- .
(correct .answer) .-digitized
The .Boolean .NOT .function .acts .as .a(n) .- .(correct .answer) .-inverter
Which .of .the .following .number .systems .uses .both .letters .and .number .symbols? .- .(correct .answer) .-
Hex
What .is .the .purpose .of .a .rung .comment? .- .(correct .answer) .-Explain .a .program .operation
The .final .step .of .a .PLC .scan .involves .- .(correct .answer) .-writing .the .output .image .table
The .time .it .takes .a .programmable .controller .to .run .through .its .program .and .return .to .the .beginning
.is .called ._______ .time. .- .(correct .answer) .-scan
Another .term .for .a .PLC's .firmware .is .its .- .(correct .answer) .-operating .system
, Which .of .the .following .documents .walks .you .through .the .complete .PLC .system .operation? .- .(correct
.answer) .-Sequence .of .operation
A .bill .of .material .should .include .a .complete .list .of .part .numbers, .device .numbers .cross-
referenced .in .the .drawing, .and .part .- .(correct .answer) .-manufacturers
Which .type .of .signal .does .an .incremental .encoder .generate? .- .(correct .answer) .-Chain .of .pulses
The .easiest .way .to .develop .a .PLC .program .is .usually .to .divide .the .logic .into .different .- .
(correct .answer) .-tasks
Before .turning .a .newly .designed .and .installed .system .over .to .production, .use .the .output .disable .fun
ction .and .indicating .lights .to .check .for .correct .- .(correct .answer) .-input .wiring
Which .of .the .following .PLC .elements .give .the .system .flexibility? .- .(correct .answer) .-Program
The .three .main .components .of .a .PLC .are .the .programming .device, .processor .unit, .and .- .
(correct .answer) .-I/O .section
In .ladder .logic .programming, .a .__________ .symbol .is .used .for .input .instructions, .and .a .__________
.symbol .is .used .for .output .instructions. .- .(correct .answer) .-contact; .coil
Ladder .logic .differs .from .most .other .computer .languages .in .that .it .is .- .(correct .answer) .-
drawn .graphically
Which .device .creates .a .numerically .coded .binary .signal .to .represent .an .output .condition? .- .
(correct .answer) .-Encoder
Which .of .the .following .is .the .most .common .cause .of .a .program .problem? .- .(correct .answer) .-
Changes .made .to .the .original .program
If .you .place .controller .documentation .on .top .of .the .control .cabinet, .you .can .- .(correct .answer) .-
cause .the .electronics .to .overheat
After .a .program .has .been .intergrated .and .the .hardware .debugged .the .next .step .in .system .develop
ment .is .to .- .(correct .answer) .-Keep .a .log .of .any .problems
When .sizing .a .Progammable .controller .system .you .must .consider .I/O ., .Memory, .and .- .
(correct .answer) .-Scan .time
According .to .the .stack .rule .what .happens .each .time .a .load .instruction .is .used .- .(correct .answer) .-
the .logic .is .pushed .down .one .level
When .a .ladder .logic .program .is .written .as .part .of .a .larger .program .a .___________ .is .used .to .tell .it .
when .to .start .its .sequence. .- .(correct .answer) .-Handshaking .signal
The .logical .descissons .of .a .programmable .controller .are .made .in .the .- .(correct .answer) .-Processor
Answers
Adding .I/O .points .in .an .existing .rack .is .called .- .(correct .answer) .-local .expansion
The .speed .at .which .a .LAN .processes .a .piece .of .information .is .called .- .(correct .answer) .-baud .rate
As .a .good .general .rule, .you .should .replace .the .battery .in .a .programmable .controller .- .
(correct .answer) .-annually
Which .documentation .shows .how .all .field .devices .are .wired .and .connected .to .the .controller? .- .
(correct .answer) .-Schematic .diagram
Which .type .of .data .transmission .uses .a .single .frequency? .- .(correct .answer) .-Baseband
The .process .of .relating .software .addresses .to .the .physical .locations .of .remote .I/
O .points .is .called ._______ .the .system. .- .(correct .answer) .-configuring
The .temperature .range .a .thermocouple .can .detect .is .determined .by .the .- .(correct .answer) .-
combination .of .metals .used
To .be .useful .to .a .PLC, .analog .input .signals .must .be ._______ .by .an .input .module. .- .
(correct .answer) .-digitized
The .Boolean .NOT .function .acts .as .a(n) .- .(correct .answer) .-inverter
Which .of .the .following .number .systems .uses .both .letters .and .number .symbols? .- .(correct .answer) .-
Hex
What .is .the .purpose .of .a .rung .comment? .- .(correct .answer) .-Explain .a .program .operation
The .final .step .of .a .PLC .scan .involves .- .(correct .answer) .-writing .the .output .image .table
The .time .it .takes .a .programmable .controller .to .run .through .its .program .and .return .to .the .beginning
.is .called ._______ .time. .- .(correct .answer) .-scan
Another .term .for .a .PLC's .firmware .is .its .- .(correct .answer) .-operating .system
, Which .of .the .following .documents .walks .you .through .the .complete .PLC .system .operation? .- .(correct
.answer) .-Sequence .of .operation
A .bill .of .material .should .include .a .complete .list .of .part .numbers, .device .numbers .cross-
referenced .in .the .drawing, .and .part .- .(correct .answer) .-manufacturers
Which .type .of .signal .does .an .incremental .encoder .generate? .- .(correct .answer) .-Chain .of .pulses
The .easiest .way .to .develop .a .PLC .program .is .usually .to .divide .the .logic .into .different .- .
(correct .answer) .-tasks
Before .turning .a .newly .designed .and .installed .system .over .to .production, .use .the .output .disable .fun
ction .and .indicating .lights .to .check .for .correct .- .(correct .answer) .-input .wiring
Which .of .the .following .PLC .elements .give .the .system .flexibility? .- .(correct .answer) .-Program
The .three .main .components .of .a .PLC .are .the .programming .device, .processor .unit, .and .- .
(correct .answer) .-I/O .section
In .ladder .logic .programming, .a .__________ .symbol .is .used .for .input .instructions, .and .a .__________
.symbol .is .used .for .output .instructions. .- .(correct .answer) .-contact; .coil
Ladder .logic .differs .from .most .other .computer .languages .in .that .it .is .- .(correct .answer) .-
drawn .graphically
Which .device .creates .a .numerically .coded .binary .signal .to .represent .an .output .condition? .- .
(correct .answer) .-Encoder
Which .of .the .following .is .the .most .common .cause .of .a .program .problem? .- .(correct .answer) .-
Changes .made .to .the .original .program
If .you .place .controller .documentation .on .top .of .the .control .cabinet, .you .can .- .(correct .answer) .-
cause .the .electronics .to .overheat
After .a .program .has .been .intergrated .and .the .hardware .debugged .the .next .step .in .system .develop
ment .is .to .- .(correct .answer) .-Keep .a .log .of .any .problems
When .sizing .a .Progammable .controller .system .you .must .consider .I/O ., .Memory, .and .- .
(correct .answer) .-Scan .time
According .to .the .stack .rule .what .happens .each .time .a .load .instruction .is .used .- .(correct .answer) .-
the .logic .is .pushed .down .one .level
When .a .ladder .logic .program .is .written .as .part .of .a .larger .program .a .___________ .is .used .to .tell .it .
when .to .start .its .sequence. .- .(correct .answer) .-Handshaking .signal
The .logical .descissons .of .a .programmable .controller .are .made .in .the .- .(correct .answer) .-Processor
