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Individuals who collect and sell personal data.

Type of network topology in which each device is connected to a common cable called a backbone.

Infected computers that can be remotely controlled.

A computer specialist responsible for efficient network operations and implementation of new networks.

Signals that are continuous electronic waves.

Concentric rings on a hard-disk platter.

Also known as a photo editor, this specialized graphics program edits or modifies digital photographs.

Process of coding information to make it unreadable except to those who have a key.

This network, also known as a hierarchical network, is often used to share corporate-wide date.

Type of processing in which data is collected over several hours, days, or even weeks and then processed all at once.