Programmable Automation Controllers Quiz

In an OR gate, how many outputs can there be?

One output

What is the output of an OR gate if all inputs are 0?

0

How many inputs can the NOT function have?

One input

What defines the output of the NOT function?

Inverse of the input Signup and view all the answers

In what scenario would a normally closed contact be used in a NOT function?

When the input is 0 Signup and view all the answers

How is a low pressure indicator circuit typically designed using the NOT function?

In conjunction with an AND gate Signup and view all the answers

What is the main function of an I/O module?

Addressing devices to specific bits in PLC memory Signup and view all the answers

How are PLC modules with plug-in wiring terminal strips beneficial in case of a problem?

Enable easy replacement of the entire terminal block Signup and view all the answers

What does '64-point card' refer to in I/O modules?

Number of inputs or outputs available Signup and view all the answers

Which component of an I/O module is responsible for connecting to field devices?

Plug-in wiring terminal strips Signup and view all the answers

What distinguishes PC-based control from traditional PLCs?

Simulating PLC functions on a personal computer Signup and view all the answers

What is the purpose of each device connected to a discrete I/O module being addressed to a specific bit in the PLC’s memory?

To assign unique memory addresses Signup and view all the answers

What is the main advantage of Programmable Automation Controllers (PACs) over traditional PLCs?

Combine ruggedness with PC functionality Signup and view all the answers

In a single-ended application, how many processes does one PLC control?

One Signup and view all the answers

What factors determine the amount of memory required for a PLC?

Number of I/O points, size of control program, data-collecting requirements Signup and view all the answers

What type of application involves one PLC controlling several processes?

Multitask PLC application Signup and view all the answers

What distinguishes PAC software from traditional PLC software?

Event-driven functionality Signup and view all the answers

What does the instruction set for a particular PLC list?

Different types of instructions supported Signup and view all the answers

What does the term 'binary' refer to?

The idea that things exist in only one of two states Signup and view all the answers

What do the binary states 1 and 0 represent?

All of the above Signup and view all the answers

What is the role of an AND gate in a circuit?

Requires certain combinations of input conditions to activate the output Signup and view all the answers

When will the output of an AND gate be 1?

When all inputs are 1 Signup and view all the answers

In programming terms, what does OR logic represent?

Activation with multiple inputs in any state Signup and view all the answers

What is the main difference between AND and OR gates?

AND gates need all inputs to be 1 for output activation, while OR gates activate with any input being 1 Signup and view all the answers

In Logic Circuit A, what is the Boolean equation based on the input combination applied to the AND gate?

Y = CD(A+B) Signup and view all the answers

How many gates are required in Logic Circuit B to achieve the Boolean equation Y = AB + AB?

2 AND gates and 1 OR gate Signup and view all the answers

Which type of logic control refers to functions determined by the way devices are electrically interconnected?

Hardwired logic Signup and view all the answers

What is the result of applying the Boolean expression Y=A(BC+D) to the input combination in Logic Circuit A?

$Y = ABC + AD$ Signup and view all the answers

What is the output of AND gate 1 in Logic Circuit B?

$AB$ Signup and view all the answers

Based on the Boolean equation Y = CD(AB), what would be the output if C=0, D=1, A=1, and B=0?

$Y = 0$ Signup and view all the answers