Which three statements are true about the mount command?

• A.It supports labels.
• B.By default, it can be used by an ordinary user to mount a local file system.
• C.It lists all the currently mounted filesystems, if executed without any arguments
• D.It lists only the filesystems listed in /etc/fstab if executed without any arguments.
• E.Only root can mount filesystems that are not listed in listed in /etc/fstab.

Comment: *

Name: *

Email: *

Verification: *

Which three tasks should be performed to configure a host to act as an SSH server?

• A.The ssh-agent must be running.
• B.The openssh-client package must not be installed.
• C.The sshd service must be started.
• D.The openssh package must be installed.
• E.The openssh-server package must be installed.

Comment: *

Name: *

Email: *

Verification: *

Examine the UserDir directives in this extract from /etc/httpd/conf/httpd.conf:
</IfModule mod_userdir.c>
UserDirenabled user1
UserDirdisabled user1
UserDirpublic_html
</IfModule>
The
web server URL is http://host01.
A
website server URL is http://host01.
A user attempts to access user1's webpages using this URL:
httpd:/host01/~user1
Which statement describes the outcome?

• A.The occurrence user1 in the list of disabled users causes an access denied error to the website contained in user1'1 public_html subdirecroty, overriding the enabled directive.
• B.Access is guaranteed because the UserDir public_html directive applies default access to all local users on the system, overriding the enabled of disabled directive.
• C.The configuration produces an error upon web server startup, because the enabled and disabled directive conflict.
• D.The occurrence of user1 in the list of enabled users allows access to the website contained in user1's public_html subdirectory, overriding the disabled directive.

Comment: *

Name: *

Email: *

Verification: *

Users complain that system performance is unacceptable when using a specific application service running on a multiprocessor service.
You have established from the storage team that disk response times have not increased, so you can discount there being an I/O problem.
You run vmstat to look at CPU activity and notice high average disk times on the multiprocessor system and an average run queue of zero.
You require more detail about each CPU from which the vmstat figures are derived, to investigate if the load is distributed evenly across all CPUs.
Which three commands provide more detailed information about CPU load distribution?

• A.iostat -x
• B.top
• C.mpstat
• D.vmstat
• E.sar

Comment: *

Name: *

Email: *

Verification: *

Which three settings are required to configure an openLdap to use directory service provided by Ldap.example.com?

• A.Set the LDAP Search Base DN and the LDAP server address and postin /etc/openldap/ldap.conf to:
  dc=example, dc = comldap://ldap.example.com:389
• B.Set LDAP Search Base DN and the LDAP server address and port in /etc/ldap.conf to: dc=example, dc=comldap://ldap.example.com:389
• C.Ensure that /etc/nsswitch.conf correctly references authentication priorities: passed: files ldapshadow:
  files ldapgroup: files ldap
• D.Ensure that the LDAP server name can be resolved.
• E.Ensure that DNS is used to resolve the LDAP server name.

Comment: *

Name: *

Email: *

Verification: *