In corporate databases, end users of a database computer system often use queries to enter and change data

Which of the following is NOT a technology found in a smartphone without a separate application?

A) accelerometer B) natural user interface C) proximity detector D) remote monitoring

RadioButtons are used to:

a) let the user choose between the given choices. b) let the user select any number of given options. c) provide animation. d) a) & b) e) All of the above