Flex Automation Chapters 5, 6, 7

Réussis tes devoirs et examens dès maintenant avec Quizwiz!

There are ______________________________ rules accepted as standard in the control industry for creating relay logic diagrams.

9

Which expression is a Sum of Product (SOP) type? A. AB+CD B. (A+B)(C+D) C. AB+(CD+E) D. None of the above.

A. AB+CD

The address for the port labeled in the following image is ____. A. I: 1/1 B. I: 0/1 C. I: 1/0 D. None of the above.

A. I: 1/1

Holds the input bit status of the input modules

A. Input

The following truth table is for a(n) ____. A B Y 0 0 1 0 1 1 1 0 1 1 1 0 A. NAND gate B. AND gate C. OR gate D. NOR gate

A. NAND gate

The following ladder logic diagram is for a(n) ____. I:1/0 (closed)-> I:1/1 (closed)-> O:2/0 A. OR gate B. NOR gate C. AND gate D. NAND gate

A. OR gate

The following symbol displayed is for a(n) ____. A. OR gate B. NOR gate C. AND gate D. None of the above.

A. OR gate

A. Option A B. Option B C. Option C D. Option D E. Option E F. Option F AND

A. Option A

In the PLC logic circuit shown, what are the slot addresses for the discrete and analog I/O modules? A. Slots 1, 2, 3, and 4 are for the discrete I/O modules, while slots 5, 6, 7, and 8 are for the analog I/O modules. B. Slots 1, 2, 3, 4, 5, and 6 are for discrete I/O modules, while slots 7 and 8 are for the analog I/O modules. C. All ports on the eight modules can be used as discrete I/O modules. D. All ports on the eight modules can be used for either discrete or analog I/O devices.

A. Slots 1, 2, 3, and 4 are for the discrete I/O modules, while slots 5, 6, 7, and 8 are for the analog I/O modules.

The following truth table is for a(n) ____. A B Y 0 0 1 0 1 0 1 0 0 1 1 1 A. XNOR gate B. XOR gate C. NOR gate D. NAND gate

A. XNOR gate

The following ladder logic diagram is for a(n) ____. (I:1/0 and closed I:1/1) in parallel with (closed I:1/0 and I:1/1) -> O:2/0 A. XOR gate B. XNOR gate C. NOR gate D. NAND gate

A. XOR gate

The device that must be placed on the right corner of a rung in a relay logic diagram is a(n) ____ device. A. output B. input C. discrete D. indiscrete

A. output

How many standard rules are there for an RLD diagram? A. 10 B. 9 C. 8 D. 7

B. 9

The input port addresses labeled in the image are ____. A. I: 1/0 through I: 1/11 B. I: 0/1 through I: 0/11 C. I: 0/0 through I: 0/11 D. I: 1/0 through I: 1/11

B. I: 0/1 through I: 0/11

The address for the port labeled in the following image is ____. A. I: 4 B. I: 0/4 C. I: 4/0 D. None of the above.

B. I: 0/4

The following expression is used for a(n) ____. y=A'+B' A. NOR gate B. NAND gate C. XNOR gate D. None of the above

B. NAND gate

The following ladder logic diagram is for a(n) ____. I:1/0 (in parallel with I:1/1) -> O:2/0 A. OR gate B. NOR gate C. AND gate D. NAND gate

B. NOR gate

The following symbol displayed is for a(n) ____. A. OR gate B. NOR gate C. AND gate D. None of the above.

B. NOR gate

Are SYS 0 and SYS 2 files considered programmable? A. Yes. B. No. C. It depends on the hardware. D. They can only be used for subroutine files.

B. No.

The ____ instruction turns on a bit or an output port. A. XIO B. OTE C. OTL D. OSR

B. OTE

A. Option A B. Option B C. Option C D. Option D E. Option E F. Option F XNOR

B. Option B

Holds the output bit status of the output modules

B. Output

In the RLD diagram shown, the motor turns on if ____. A. SW1 and SW2 are closed B. SW1 and LS are closed C. SW2 is closed and PB is pressed D. All of the above.

B. SW1 and LS are closed

You can only place one output device per rung; therefore, you cannot place any output devices in ____. A. parallel B. series C. junction D. None of the above.

B. Series

In the PLC logic circuit shown, which slots are for discrete input modules, and which are for discrete output modules? A. Slots 1, 3, and 5 are for the input modules, while Slots 2, 4, and 6 are for the output modules. B. Slots 1, 3, 5, and 7 are for the input modules, while Slots 2, 4, 6, and 8 are for the output modules. C. Slots 1 and 3 are for the input modules, while Slots 2 and 4 are for the output modules. D. Slots 5, 6, 7, and 8 are not for discrete I/O modules.

B. Slots 1, 3, 5, and 7 are for the input modules, while Slots 2, 4, 6, and 8 are for the output modules.

The following expression is for a(n) ____. y=AB'+A'B A. XNOR gate B. XOR gate C. NOR gate D. None of the above.

B. XOR gate

The following truth table is for a(n) ____. A B Y 0 0 0 0 1 1 1 0 1 1 1 0 A. XNOR gate B. XOR gate C. NOR gate D. NAND gate

B. XOR gate

In the following relay logic diagram, ____. A. closing the stop switch will turn on the red light and the motor B. closing the stop switch and the pressure pushbutton will start the motor, turn on the red light, and turn off the green light C. closing the stop switch and pressure the pushbutton will start the motor and turn on the red light D. opening the stop switch while the motor is running will turn off the motor and turn on the red light

B. closing the stop switch and the pressure pushbutton will start the motor, turn on the red light, and turn off the green light

A motor can operate in continuous run mode or in temporary run mode, also called ____ mode. A. run B. jog C. skip D. stall

B. jog

One scan cycle of a PLC consists of the following sections: A. immediate input with mask (IIM) and immediate output with mask (IOM) B. program scan, output scan, input scan C. examine if closed (XIC) and examine if open (XIO) D. None of the above.

B. program scan, output scan, input scan

When using Rockwell Automation's RSLogix 500 software to create a new PLC file, the first step is to ____. A. select the PLC rack size B. select the PLC processor type C. select the file name D. select the I/O modules

B. select the PLC processor type

To convert a relay logic diagram to a ladder logic diagram, programmers follow ____ standard rules. A. five B. six C. seven D. nine

B. six

The following relay logic diagram is for a(n) ____. SW1 -> SW1 -> GLT A. OR gate B. NOR gate C. AND gate D. NAND gate

C. AND gate

The following symbol displayed is for a(n) ____. A. OR gate B. NOR gate C. AND gate D. None of the above.

C. AND gate

Which of the following statements is false? A. Current in an RLD flows from rail L1 to rail L2. B. Current on a rung in an RLD can flow through two switches connected in series. C. Current on a rung in an RLD can flow through two motors connected in series. D. Current on a rung in an RLD can flow through three solenoids connected in parallel.

C. Current on a rung in an RLD can flow through two motors connected in series.

For RSLogix 500 software, the main files are ____, and the subroutine files are ____. A. LAD2; LAD3 through LAD256 B. LAD1; LAD2 through LAD255 C. LAD2; LAD3 through LAD255 D. LAD0; LAD1 through LAD255

C. LAD2; LAD3 through LAD255

The following expression is for a(n) ____. y=A'B' A. XNOR gate B. XOR gate C. NOR gate D. None of the above.

C. NOR gate

The address for the port labeled in the following image is ____. A. O: 1 B. O: 1/0 C. O: 0/1 D. None of the above.

C. O: 0/1

The output port addresses in the image are ____. A. O: 1/0 through 0: 1/7 B. O: 1/1 through 0: 1/7 C. O: 0/1 through 0: 0/7 D. O: 1/0 through 0: 0/7

C. O: 0/1 through 0: 0/7

The address for the port labeled in the following image is ____. A. O: 2/1 B. O: 1/0 C. O: 2/0 D. O: 2/2

C. O: 2/0

A. Option A B. Option B C. Option C D. Option D E. Option E F. Option F OR

C. Option C

Holds the flag or status bits of the ladder logic diagram

C. Status

Which of the following statements is false? A. The input device can be the first on a rung in an RLD. B. Current in an RLD flows from left to right. C. The output device can be in the middle of a rung in an RLD. D. The output device is the last device on a rung in an RLD.

C. The output device can be in the middle of a rung in an RLD.

The following expression is used for a(n) ____. y=AB+A'B' A. NOR gate B. NAND gate C. XNOR gate D. None of the above.

C. XNOR gate

PLC channel configuration is used for ____. A. selecting an input B. selecting an output C. network communication D. selecting a PLC's CPU type

C. network communication

In a relay logic diagram (RLD), the following symbol is used for a ____. A. pressure switch B. flow switch C. proximity switch D. limit switch

C. proximity switch

In a relay logic diagram (RLD), the following symbol is used for a ____. A. resistor heater B. motor C. solenoid D. limit switch

C. solenoid

In the RLD diagram shown, the voltage level between lines L1 and L2 can be ____. A. 12 VDC B. 24 VDC C. 120 VAC D. All of the above.

D. All of the above.

The following relay logic diagram is for a(n) ____. SW1 in parallel with SW2 -> GLT A. OR gate B. NOR gate C. AND gate D. NAND gate

D. NAND gate

The following symbol displayed is for a(n) ____. A. XOR gate B. XNOR gate C. NOR gate D. NAND gate

D. NAND gate

The following truth table is for a(n) ____. A B Y 0 0 1 0 1 0 1 0 0 1 1 0 A. NAND gate B. AND gate C. OR gate D. NOR gate

D. NOR gate

The following expression is used for a(n) ____. y = A • B A. NOR gate B. NAND gate C. XNOR gate D. None of the above.

D. None of the above.

The following symbol displayed is for a(n) ____. A. OR gate B. NOR gate C. AND gate D. None of the above.

D. None of the above.

A. Option A B. Option B C. Option C D. Option D E. Option E F. Option F NOR

D. Option D

Holds information related to the number of timers used in the ladder logic program

D. Timer

The Boolean expression for the following 4-input NAND gate is ____. A. y = A • B • C • D B. y = A+B+C+D C. y = (A)(B)(C)(D) D. Y=A'B'C'D'

D. Y=A'B'C'D'

In RSLogix 500 software, R6 registers are used as ____ registers. A. storage B. random C. number D. control

D. control

The Boolean expression for the following 3-input NOR gate is ____. A. y = A • B • C B. y = (A)(B)(C) C. y = A+B+C D. y = (A+B+C)'

D. y = (A+B+C)'

Holds information related to counters and can have any address from C5:0 to C5:255

E. Counter

A. Option A B. Option B C. Option C D. Option D E. Option E F. Option F XOR

E. Option E

According to rule nine, the location of each contact associated with a coil can be recorded by the left-hand rail near the coil.

F

All the input and output devices must be placed vertically.

F

All three inputs to a three-input AND gate must be low to produce a high output.

F

Both inputs to a NAND gate must be high to produce a high output.

F

Both inputs to a NOR gate must be high to produce a high output.

F

Both inputs to an XOR gate must be high to produce a high output.

F

Industrial control systems often dictate that an input device must turn on when a pushbutton is pressed.

F

Input devices are placed near the right corner of the rung.

F

Output devices can be connected in series.

F

Holds 256 words (R6:0 to R6:255) that are used as control registers for advanced PLC instructions such as bit shift and sequencer instructions

F. Control

A. Option A B. Option B C. Option C D. Option D E. Option E F. Option F NOT

F. Option F

Holds 256 words (N7:0 to N7:255) that can be used as temporary storage registers

G. Integer

Registers are used by advanced PLC instructions such as bit shift and sequencer instructions

H. Bit

The ______________________________ report displays the number of slots available on the PLC.

I/O configuration

The main ladder logic diagram is held in ______________________________.

LAD2

The ______________________________ is used to program the programmable logic controller (PLC).

LLD

Both inputs to an AND gate must be high to produce a high output.

T

Both inputs to an XNOR gate must be low to produce a high output.

T

Current in the relay logic diagram must flow from left to right.

T

Each output device can only be represented once in a relay logic diagram.

T

Input devices can be represented multiple times in a relay logic diagram.

T

Inverting a NAND gate will result in creating an AND gate.

T

Inverting an OR gate will result in creating a NOR gate.

T

Only one input to an OR gate must be high to produce a high output.

T

Placing a PLC in online monitor mode allows you to see the operation of a running PLC control system on the computer screen.

T

When a rung is scanned during a PLC scan cycle, its input and output addresses are updated.

T

You can only place one output device per rung, so you cannot place any output devices in series.

T

You can place as many input devices as desired in series or in parallel in one rung in a relay logic diagram.

T

You can place two or more input instructions in series in a PLC ladder logic rung.

T

You can place two or more output instructions in parallel in a PLC ladder logic rung.

T

In a one-rung NOR gate ladder logic diagram, both inputs must be normally ______________________________.

closed

An Allen-Bradley SLC 500 series PLC has ______________________________ addressed from to C5:0 to C5:255.

counters

In a relay logic diagram, ______________________________ must flow from left to right.

current

The ______________________________ section of the report option in the dialog box has the options of Address/Symbols, Instruction Comments, and Symbol Groups.

database

XIC is an acronym for ______________________________.

examine if closed

XIO is an acronym for ______________________________.

examine if open

A method of testing the PLC system without actually closing or opening input devices is to test the PLC in the ______________________________ mode.

force

According to rule six for creating relay logic diagrams, all the input and output devices must be placed ______________________________.

horizontally

An Allen-Bradley SLC 500 series PLC has ______________________________ registers with addresses from N7:0 to N7:255.

integer

In a NOR gate ladder logic diagram, when one input is closed and the other one is open, the output is ______________________________.

off

In an XNOR gate ladder logic diagram, when one input is closed and the other one is open, the output is ______________________________.

off

In order to create the program, the PLC must be in ______________________________ mode.

offline

In an XNOR gate ladder logic diagram, when both inputs are open, the output is ___________________________________.

on

The ______________________________ scan rate is the time required to execute the PLC ladder diagram once.

operational

Inverting a NOR gate will result in creating a(n) ______________________________ gate.

or

Rule number two for creating relay logic diagrams states that one (and only one) ______________________________ is placed near the right corner of the rung.

output

In a one-rung NAND gate ladder logic diagram, the inputs must be in ______________________________.

parallel

A(n) ______________________________ logic diagram is created to show the logical relationship between devices.

relay

The ______________________________ dialog box is divided up into the sections labeled General, Data Files, Program Files, Special, Database, and Miscellaneous Layout Options.

report options

______________________________ are placed on the top of each rung and describe the function of the following rungs.

rung comments

PLC program execution, or program ______________________________, flows from left to right on each rung, starting from the top rung and continuing to the bottom rung.

scan

According to rule number four for creating relay logic diagrams, output devices cannot be connected in ______________________________.

series

In a one branch of XNOR gate ladder logic diagram, the normally closed inputs are connected in ______________________________.

series

File numbers SYS0 and SYS1 are ______________________________ files.

system

An Allen-Bradley SLC 500 series PLCs have ______________________________ addressed from T4:0 to T4:255.

timers


Ensembles d'études connexes

Physics 104 Final Multiple Choice

View Set

Lesson 6: Contract Law: Pop Quiz

View Set

Genetics Chapter 12, 13, 15, 16, 17, 19

View Set