Which of the following statements correctly describes a programmable logic controller? A. It has one timed coil
B. It's a hardwired controller
C. It's a solid-state device
D. It has several sets of time-delayed contacts

Jasper and samantha are in a robotics competition. the guidelines state that the robots should be able to move a 10-gram weight at least 2 meters and turn in a circle. jasper and samantha have already built the robot. which step of the design process should they follow next to decide whether their robot meets the minimum criteria for the competition?

Octothorpe is another name for what common computer keyboard symbol?

Every telecommunication setup uses two devices: one device to transmit data and one device to receive data. which device transmits frequencies to mobile phones? towers transmit frequencies to mobile phones.