Free LFCS Exam Braindumps (page: 8)

Page 7 of 66

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



Which of the following pieces of information of an existing file is changed when a hard link pointing to that file is created?

  1. File size
  2. Modify timestamp
  3. Link count
  4. Inode number
  5. Permissions

Answer(s): C



Which of the following find commands will print out a list of files owned by root and with the SUID bit set in /usr?

  1. find /usr -uid 0 -perm +4000
  2. find -user root +mode +s /usr
  3. find -type suid -username root -d /usr
  4. find /usr -ls \*s\* -u root
  5. find /usr -suid -perm +4000

Answer(s): A



What is a purpose of an SSH host key?

  1. It must be sent by any SSH client in addition to a user key in order to identify the client's host.
  2. It provides the server's identity information to connecting SSH clients.
  3. It is the root key by which all user SSH keys must be signed.
  4. It authenticates any user that logs into a remote machine from the key's host.
  5. It is used by system services like cron, syslog or a backup job to automatically connect to remote hosts.

Answer(s): B






Post your Comments and Discuss Linux Foundation LFCS exam with other Community members:

LFCS Discussions & Posts