Like this study set? Create a free account to save it.

Sign up for an account

Already have a Quizlet account? .

Create an account

In ____, parity error checking occurs when data is written across the disk array.

RAID Level 3

____ provides redundancy through a process called disk mirroring.

RAID Level 1

A(n) ____________________ is a copy of data or program files created for archiving or safekeeping.


____________________________________________________________ refers to a collection of disks that provide fault tolerance for shared data and applications.

RAID (Redundant Array of Independent [or Inexpensive] Disks)

____ is a specialized storage device or group of storage devices that provides centralized fault-tolerant data storage for a network.


____ is intended to eliminate single points of failure.


A(n) ____ UPS uses the A/C power from the wall outlet to continuously charge its battery, while providing power to a network device through its battery.


An archive ____ is a file attribute that can be checked or unchecked to indicate whether the file must be archived.


A(n) ____ virus disguises itself as a legitimate program to prevent detection.


Power that is free from noise is called "____" power.


____ is a type of media capable of storing digitized data and that uses a laser to write data to it and read data from it.

Optical media

A program that disguises itself as something useful but actually harms your system is called a ____.

Trojan horse

____ are programs that run independently and travel between computers and across networks.


____ scanning techniques attempt to identify malware by discovering "malware-like" behavior.


____ scanning detects malware by comparing a file's content with known malware signatures in a signature database.


A ____ is a program that runs automatically, without requiring a person to start or stop it.


Mesh topologies and ____ topologies are good choices for highly available enterprise networks.

SONET rings

____ is an automatic distribution of traffic over multiple links or processors to optimize response.

Load balancing

A(n) ___________________________________ is a battery-operated power source directly attached to one or more devices and to a power supply (such as a wall outlet) that prevents undesired features of the wall outlet's A/C power from harming the device or interrupting its services.

UPS (uninterruptible power supply)

A(n) ____ virus changes its characteristics every time it is transferred to a new system.


____ detects malware by comparing current characteristics of files and disks against an archived version of these characteristics to discover any changes.

Integrity checking

A(n) ____ is a deviation from a specified level of system performance for a given period of time.


____ offers the best performance.

RAID Level 0

____ are distinct networks of storage devices that communicate directly with each other and with other networks.


Many bots spread through the _________________________, a protocol that enables users running IRC client software to communicate instantly with other participants in a chat room on the Internet.

IRC (Internet Relay Chat)

____________________ is the process of restoring your critical functionality and data after an enterprise-wide outage that affects more than a single system or a limited group of users.

disaster recovery

Please allow access to your computer’s microphone to use Voice Recording.

Having trouble? Click here for help.

We can’t access your microphone!

Click the icon above to update your browser permissions and try again


Reload the page to try again!


Press Cmd-0 to reset your zoom

Press Ctrl-0 to reset your zoom

It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.

Please upgrade Flash or install Chrome
to use Voice Recording.

For more help, see our troubleshooting page.

Your microphone is muted

For help fixing this issue, see this FAQ.

Star this term

You can study starred terms together

Voice Recording