Exam Code: 1Z0-105
Exam Name: Oracle Linux 6 Advanced System Administration
Updated: Apr 23, 2024
Q&As: 172
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Examine this extract from /etc/httpd/conf/httpd.conf for virtual hosts:
ServerAdmin [email protected]
DocumentRoot /www/docs/site1.example.com
ServerName site1.example.com
ServerAdmin [email protected]
DocumentRoot /www/docs/site2.example.com
ServerName site2.example.com
Which three statements are true about the configuration extract?
A. To connect to the website, site1.example.com must resolve to a different IP address than site2.example.com.
B. site1.example.com and site2.example.com can share the same IP address.
C. The web server attempts a DHCP discover to assign one IP address per virtual host.
D. It is possible but not mandatory to have unique IP addresses for each virtual host.
E. The site1.example.com virtual host shares and error logs with site2.example.com.
Examine the contents of /etc/mail/access: This system is to be used as an MTA or mail gateway for the local LAN network address 192.168.1.0/24. Which two actions allow this mail host to route email for the network?
A. Run sendmail again; and the updated file can be accessed automatically.
B. Add this line to /etc/mail/access:
C. Add this line to /etc/mail/access:
D. Add this line to /etc/mail/access:
E. Rebuild the access database file after the source files have been modified. Restarting the sendmail service automatically rebuilds the maps.
For which domain or domains does the default cache-only nameserver have a list of authoritative servers in the /var/named/named. ca file?
A. the domain to which the cache only nameserver belongs
B. the root domain
C. the domains to which the local DHCP servers belong
D. the domains to which the local DNS servers belong
Consider a cgroup configuration in the /etc/cgconfig.conf file:
mount {
cpuset = /cgroup/A;
cpu = /cgroup/A;
cpuacct = /cgroup/cpuacct;
}
group A1 {
perm {
admin {
uid = root;
gid = wheel;
}
task {
uid = root;
gid = users;
}
}
cpuset {
cpuset.mems="0";
cpuset.cpus="0";
}
cpu {
cpu.shares="5";
}
}
group A2 {
perm {
admin {
uid = root;
admin {
uid = root
gid = root;
}
task {
uid = root;
gid = users;
}
}
cpuset {
cpuset.mems="0";
cpuset.cpus="1";
}
cpu {
cpu.shares="5";
}
}
Which two statements are true?
A. Two cgroup hierarchies and three subsystems are defined; cgroup A1 and A2 are located in the same sgroup hierarchy.
B. Two cgroup hierarchies and three subsystems are defined; cgroup A1 and A2 are located in different cgroup hierarchiers.
C. Three cgroup hierarchies and three subsystems are defined; cgroup A1 and A2 are located in the same sgroup hierarchy.
D. Three cgroup hierarchies and three subsystems are defined; cgroup A1 and A2 are located in different cgroup hierarchiers.
E. Any user who is a member of the users group is allowed to move his or her own tasks from the root cgroup to cgroup A1 or cgroup A2.
F. Any user who is a member of the users group is allowed to execute tasks in cgroups A1 and A2 and change the cpu.shares parameter in cgroups A1 and A2.
Which statement is true about the net_cls cgroup subsystem?
A. It controls the throughput limits for network packets.
B. It dynamically sets the priority of network traffic per network interface.
C. It enforces a limit on the number of opened sockets.
D. It tags network packets with an identifier.
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