A Linux Engineer Is Troubleshooting a Newly Added SCSI Device

question 94

Multiple Choice

A Linux engineer is troubleshooting a newly added SCSI device for a Linux server that needed more disk space without rebooting. The engineer discovers that the new device is not visible by the Linux kernel in fdisk -l output. Which of the following commands should be used to rescan the entire SCSI bus?

• A) echo "- - -" > /sys/class/scsi_host/host0/scan
• B) echo ' ' > /sys/class/scsi_host/host0/scan
• C) echo "- - -" > /sys/scsi/scsi_host/host0/scan
• D) echo "scan" > /sys/class/scsi_host/host0/scan

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Definitions:

Correlation

A statistical measure that describes the extent to which two variables change together, though it does not necessarily imply causation.

Self-Esteem

An individual's overall subjective emotional evaluation of their own worth; it is the decision made by an individual as an attitude towards the self.

Academic Success

The achievement of learning objectives and the attainment of desired academic outcomes, such as high grades, completion of degrees, or mastery of specific skills.

Positive Correlation

A relationship between two variables in which both either increase or decrease together.