Exam 14: Ensuring Integrity and Availability

Describe a backup rotation scheme and explain the goal of a good scheme.

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

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

____ 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.

____ is intended to eliminate single points of failure.

Describe the key to fault tolerance in network design. Provide examples of fault tolerant topologies.

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

Describe how an organization implements anti-malware software.

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

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

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.

Explain why it is important to keep backups, boot disks, and emergency repair disks current and available.

What is integrity checking?

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

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

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

____ is a fault-tolerance technique that links multiple servers together to act as a single server.

A group of hard disks is called a ____.

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

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