LFCA 試験問題を無料オンラインアクセス

A company's IT associate has been asked to switch to single-user mode on a running Linux server in order to perform some troubleshooting. Of the options below, which is the best way of doing this?

• A.linit 1
• B.su single
• C.init singleuser
• D.Isu 1

What is an appropriate cost consideration when implementing serverless functions in the cloud?

• A.Runtime environment and container configuration
• B.vCPU resources and disk cache
• C.Elapsed lime of function execution and memory used
• D.Virtual machine configuration and memory allocation

What file is created to assemble a Docker image, which contains all the commands a user has to run to make the image from start to finish?

• A.BuildFile
• B.Dockerfile
• C.DockerBuild
• D.ImageFile

Which is a common best practice to automatically reduce disk usage associated with the storage of log files?

• A.Manually empty the log files every day of the week.
• B.Delete the Vvar/log" directory so the log files are prevented from being created.
• C.Use the loqrotate utility to periodically rotate the loq files.
• D.Create a cron job that deletes all log files in the folder every day.

On systemd-based Linux systems, what are runlevels called?

• A.Units
• B.Targets
• C.Services
• D.Modes