Excel assigns a serial number to each date entered, which enables dates to be treated the same as other numbers in the worksheet

Which of the following communication media can carry many voice, data, and video channels simultaneously over multiple frequencies?

A. Broadband B. Baseband C. Analog modem D. CSMA

Much of a program for a Web app runs on a distant computer, often called the ____.

A. cloud B. system C. network D. search