COA presentation

What is the purpose of hardwired control?

• To control a computer program

• To control an industrial process

• To control a mechanical system

• To control a communication system

What is a hardwired control system made up of?

• Microprocessors and memory chips

• Logic gates and switches

• Sensors and actuators

• All of the above

What is the difference between hardwired control and programmable control?

• Hardwired control cannot be changed once installed, programmable control can be changed

• Hardwired control uses software, programmable control uses hardware

• Hardwired control is faster, programmable control is slower

• Hardwired control is more expensive, programmable control is less expensive

What is an advantage of using hardwired control?

• It is more flexible

• It is easier to troubleshoot

• It is more reliable

• It is less expensive

What type of system is hardwired control most commonly used in?

• Aerospace systems

• Automotive systems

• Medical systems

• Industrial systems

What is the main disadvantage of using hardwired control in industrial processes?

• It is more difficult to modify

• It is more expensive

• It is less reliable

• It is harder to install

What is the function of a relay in a hardwired control system?

• To control the flow of electricity

• To control the speed of a motor

• To control the temperature of a system

• To control the output of a sensor

What is the difference between a relay and a PLC in a hardwired control system?

• A relay is more flexible, a PLC is less flexible

• A relay is easier to install, a PLC is harder to install

• A relay is more expensive, a PLC is less expensive

• A relay is simpler, a PLC is more complex