Which of the Following Best Describes a Rootkit

question 15

Multiple Choice

Which of the following best describes a rootkit?

• A) A destructive program disguised as a real program, such as a screensaver.
• B) A virus that changes its code as it delivers the infection.
• C) Replicates itself over a network to infect computers and devices.
• D) A program that easily can hide and allow someone to take full control of your computer from a remote location.

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Definitions:

Variable Overhead Rate Variance

The difference between the actual variable overhead incurred and the expected (standard) cost based on the actual level of activity.

Materials Price Variance

The difference between the actual cost of direct materials and the standard cost, multiplied by the actual quantity of materials purchased.

Labor Rate Variance

The difference between the expected cost of labor per unit of production and the actual cost, often used to identify efficiency and wage rate changes.

Variable Overhead Efficiency Variance

The difference between the actual variable overhead incurred and the standard cost allocated for the actual production volume, resulting from efficiency in variable overhead resource usage.