A Technician Logs on to a Linux Computer and Runs

question 243

Multiple Choice

A technician logs on to a Linux computer and runs the following command: ps -aux | grep vi Which of the following MOST accurately describes the effect of the command?

• A) It kills any running programs starting with the letters vi.
• B) It opens a list of directories that start with the letters vi.
• C) It creates a new file named grep in the current working directory.
• D) If finds a list of processes running a text editor.

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Definitions:

Neurofeedback

A type of biofeedback that uses real-time displays of brain activity to teach self-regulation of brain function.

Epilepsy

A neurological disorder marked by sudden recurrent episodes of sensory disturbance, loss of consciousness, or convulsions, associated with abnormal electrical activity in the brain.

Positive Reinforcer

An incentive that, when introduced following an action, enhances the probability of that action occurring again.

Behavior Modification

A systematic approach to changing behavior through the application of the principles of conditioning, including both reinforcement and punishment.