What concept explains the reason your bicep is able to contract and your tricep (the antagonist) doesn’t contract at the same time? 

A ________ is the information used in conjunction with an algorithm to create the ciphertext from the plaintext or derive the plaintext from the ciphertext.

Carbon dioxide systems remove a fire’s supply of oxygen.

Most guards have clear ________ that help them to act decisively in unfamiliar situations.

A gaseous system is designed to apply a liquid, usually water, to all areas in which a fire has been detected.

In the ________ approach, the sensor detects an unusually rapid increase in the area temperature within a relatively short period of time.

A variation of the dry-pipe system is the pre-action system, which has a two-phase response to a fire.

Smoke detection systems are perhaps the most common means of detecting a potentially dangerous fire, and they are required by building codes in most residential dwellings and commercial buildings.

Bit stream methods commonly use algorithm functions like the exclusive OR operation (________).

A strategy based on the concept of defense in depth is likely to include intrusion detection systems, active vulnerability scanners, passive vulnerability scanners, automated log analyzers, and protocol analyzers.