A Linux User Reports That an Application Will Not Open

question 131

Multiple Choice

A Linux user reports that an application will not open and gives the error. Only one instance of the application may run at one time. A root administrator logs on to the device and opens a terminal. Which of the following pairs of tools will be needed to ensure no other instances of the software are currently running?

• A) pad and chmod pad and chmod
• B) sudo and vi sudo vi
• C) ls and chown ls chown
• D) ps and kill ps kill
• E) cp and rm cp rm

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Definitions:

General Hospitals

Medical facilities that provide a wide range of healthcare services to individuals with various health conditions, not specialized in one particular area.

Mortality Rate

A measure of the number of deaths (in general, or due to a specific cause) in a particular population, scaled to the size of that population, per unit of time.

Hallucinate

To experience perceptions of objects, sounds, or sensations that have no external source, often associated with certain mental health conditions or substance use.

Delirium

An acute, often sudden confusion characterized by altered consciousness, cognitive impairment, and a fluctuation in awareness, typically resulting from an underlying medical condition.