Unlike Spam, Ransomware

question 46

Multiple Choice

Unlike spam, ransomware:

• A) encrypts personal or corporate data so it cannot be accessed.
• B) sends fake but real-looking emails to trick users into sharing personal information.
• C) records everything typed at the keyboard and intercepts keystrokes before password masking occurs.
• D) clogs and overloads email servers and inboxes with junk mail.

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Definitions:

Standard Deviation

A measure of the amount of variation or dispersion of a set of values, indicating how much the values in a data set differ from the mean.

Normally Distributed

Describes a probability distribution that is symmetrical around the mean, showing that data near the mean are more frequent in occurrence than data far from the mean.

Confidence Interval

A scope of values, sourced from statistical analysis of a sample, that is believed to contain the value of an undisclosed population parameter.

Margin of Error

An expression of the amount of random sampling error in a survey's results, indicating a range within which the true value lies with a certain level of confidence.