An Information Security Specialist Is Reviewing the Following Output from a Linux

question 1087

Multiple Choice

An information security specialist is reviewing the following output from a Linux server. Based on the above information, which of the following types of malware was installed on the server? /local/

• A) Logic bomb
• B) Trojan
• C) Backdoor
• D) Ransomware
• E) Rootkit

---

Definitions:

MSE

Mean Squared Error, a measure of the average of the squares of the errors—that is, the average squared difference between the estimated values and the actual value.

Least Squares Estimate

A statistical technique that determines the line of best fit for a model by minimizing the sum of the squares of the vertical differences (residuals) between the observed values and the values predicted by the model.

Intercept

In the context of mathematical graphs and equations, it refers to the point where a line or curve crosses an axis.

Regression Analysis

A statistical method for estimating the relationships among variables, often for predicting a dependent variable based on one or more independent variables.