Which of the following devices act as inputs to control systems?

• Sensors

• Actuators

• Displays

• Printers

What do block diagrams represent in a control system?

• Components of a function or subsystem

• Electrical circuits

• Mechanical parts

• Software algorithms

What do the arrows represent in a block diagram?

• The input function

• The signals flowing in and out of the block

• The device itself

• The process blocks

Fill in the blank: Inputs are generally shown on the _______ side of a block diagram and before the process blocks.

• left-hand

• right-hand

• top

• bottom

Explain the part processes play in control systems.

• Processes are the main components that execute control actions.

• Processes are irrelevant in control systems.

• Processes are only used for monitoring purposes.

• Processes are secondary to sensors in control systems.

Which of the following is NOT a type of process device?

• Timers

• Comparators

• Pulse units

• Transistors

Which of the following devices act as processes in control systems?

• Sensors and actuators

• Microcontrollers

• Power supplies

• Cooling fans

What do the arrows represent in a block diagram?

• The process function

• Signals flowing in and out of the block

• The device itself

• The input blocks.

In a block diagram, processes are generally shown in the middle of a block diagram, after the input blocks and before the ________.

• output blocks.

• input signals.

• feedback loops.

• control systems.

What is the function of timers in control systems?

• A) Compare signals

• B) Keep a signal high or low for a set period

• C) Amplify signals