A User Is Unable to Open a File That Has

question 520

Multiple Choice

A user is unable to open a file that has a grayed-out icon with a lock. The user receives a pop-up message indicating that payment must be sent in Bitcoin to unlock the file. Later in the day, other users in the organization lose the ability to open files on the server. Which of the following has MOST likely occurred? (Choose three.)

• A) Crypto-malware
• B) Adware
• C) Botnet attack
• D) Virus
• E) Ransomware
• F) Backdoor
• G) DDoS attack

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Definitions:

Pretest Sensitization

The effect that participation in a pretest may have on subjects' behavior in subsequent phases of a study, potentially biasing the results.

Time-Series Designs

Research methods that involve repeated observations of the same variables (e.g., individuals) over short or long periods of time.

Quasi-Experimental Designs

Study frameworks that aim to identify causal relationships but do not incorporate random allocation to intervention and comparison groups.

Nonrandomly Formed Groups

Groups in a study that are created based on criteria other than random assignment, which can introduce biases or preexisting differences between groups.