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NET110 CH 14
Ensuring INtegrity and Availability
20
Other
Undergraduate 3
12/03/2012

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Cards

Term
POLYMORPHIC
Definition
A(n) ____ virus changes its characteristics every time it is transferred to a new system.
Term
HEURISTIC
Definition
____ scanning techniques attempt to identify malware by discovering “malware-like” behavior
Term
WORMS
Definition
____ are programs that run independently and travel between computers and across networks
Term
RAID
Definition
In ____Level 3, parity error checking occurs when data is written across the disk array
Term
FAILURE
Definition
A(n) ____ is a deviation from a specified level of system performance for a given period of time
Term
BIT
Definition
An archive ____ is a file attribute that can be checked or unchecked to indicate whether the file must be archived.
Term
SIGNATURE
Definition
____ scanning detects malware by comparing a file’s content with known malware signatures in a signature database.
Term
ONLINE
Definition
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.
Term
STEALTH
Definition
A(n) ____ virus disguises itself as a legitimate program to prevent detection
Term
TROJAN
Definition
A program that disguises itself as something useful but actually harms your system is called a ____ horse.
Term
INTEGRITY
Definition
____ checking detects malware by comparing current characteristics of files and disks against an archived version of these characteristics to discover any changes
Term
BALANCING
Definition
Load ____ is an automatic distribution of traffic over multiple links or processors to optimize response
Term
SANS
Definition
____ are distinct networks of storage devices that communicate directly with each other and with other networks.
Term
OPTICAL
Definition
____ media 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.
Term
CLEAN
Definition
Power that is free from noise is called “____” power.
Term
REDUNDANCY
Definition
____ is intended to eliminate single points of failure
Term
NAS
Definition
____ is a specialized storage device or group of storage devices that provides centralized fault-tolerant data storage for a network.
Term
SONET
Definition
Mesh topologies and ____ ring topologies are good choices for highly available enterprise networks
Term
MIRRORING
Definition
RAID Level 1provides redundancy through a process called disk _______.
Term
BOT
Definition
A ____ is a program that runs automatically, without requiring a person to start or stop it
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