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The technological tools that can be considered important for storing critical files are battery backup systems and drives. These devices can be used to store data and supply energy.
<h3>Battery backup systems</h3>
A home battery backup system is a device used to keep the electrical system working in the event when the electrical source goes down.
In computation, there are three major classes of batteries systems: Lead-Acid, Nickel-Cadmium, and Lithium-Ion.
An uninterruptible power supply (UPS) can be considered as a battery backup supply capable of charging when the power is on.
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trojan virus allows some one to sneak a bunch of coruppted data or more viruses into a system. a worm is able to access some ones computer and steal information a firebug is used to crash someones computer and spyder is used to scramble some ones work and deleting it