When connecting to the Internet, the acronym POP stands for Post Office Protocol.

A single output device has failed while the remainder of the PLC system is functioning normally. The indicator light on the output module indicates that a signal is sent to the output point where the device is connected. You would now:

A) trace the circuit back through the logic to locate the inputs.
B) use a programming terminal to call up the rung that controls the output to see if the output coil is on.
C) check the point where the output device's field wiring is connected to the output rack.
D) check the input modules for short-circuit conditions.

A large number of the identifiers used in a C program are selected by the programmer, and are known as ____ identifiers.

A) standard
B) programmer-created
C) reserved
D) primitive

Wordwrap forces you to stop typing words and press the ENTER key at the end of each line.

An online game developer has an issue with its most popular game and must take the server offline.The company posts an update on its social media page.How is this a positive use of social networking?

A) It shares the company's plans with competitors, making it transparent and honest.
B) It allows the users to share their experiences with the game on a different platform while the site is down.
C) It confirms who uses the social networking platform to get status updates and follow the game.
D) It allows the company to communicate to many users at once about an issue and release status updates.