What is an element of the user interface on which the uservcsn click to execute a command such asvconfirm cancel or exit?

Melissa needs to add a topic to an email that she will send to her teacher. choose the name of the field where she should type her topic.

What is one potential problem associated with an organization purchasing new technology early in its lifecycle

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.