Linux Foundation LFCS Exam Questions
Linux Foundation Certified System Administrator (Page 6 )

Updated On: 17-Feb-2026

When using rpm --verify to check files created during the installation of RPM packages, which ofthe following information is taken into consideration? (Choose THREE correct answers.)

  1. Timestamps
  2. MD5 checksums
  3. Inodes
  4. File sizes
  5. GnuPG signatures

Answer(s): A,B,D



CORRECT TEXT
What command displays all aliases defined in the current shell? (Specify the command without any path information)

  1. alias, alias -p

Answer(s): A



CORRECT TEXT
Which command displays a list of allbackground tasks running in the current shell? (Specify ONLY the command without any path or parameters.)

  1. jobs

Answer(s): A



Which of the followingcommand sets the Bash variable named TEST with the content FOO?

  1. set TEST="FOO"
  2. TEST = "FOO"
  3. var TEST="FOO"
  4. TEST="FOO"

Answer(s): D



Which of the following tools used for DNS debugging, reports not only the response from the name server but also details about the query?

  1. dnsq
  2. dig
  3. hostname
  4. dnslookup
  5. zoneinfo

Answer(s): B






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