Which statement about images is correct? a) a virtual image cannot be formed on a screen. b) a virtual image cannot be viewed by the unaided eye. c) a virtual image cannot be photographed. d) mirrors always produce real images.

What is the digital revolution and how did it change society? what are the benefits of digital media?

Which analyst position analyzes information using mathematical models to business managers make decisions?

What is wi-fi infrastructure? a metropolitan area network that uses radio signals to transmit and receive data a communications technology aimed at providing high-speed wireless data over metropolitan area networks a means by which portable devices can connect wirelessly to a local area network, using access points that send and receive data via radio waves includes the inner workings of a wi-fi service or utility, including the signal transmitters, towers, or poles and additional equipment required to send out a wi-fi signal