Instead of running the command echo 1 >/proc/sys/net/ipv4/ip_forward, the configuration setting is going to be added to /etc/sysctl.conf. What is the missing value in the configuration line below? (Please specify only the missing value)
Answer : net.ipv4.ip_forward
Postfix daemons can be chroot'd by setting the chroot flag in _______. (Supply only the filename, without a path)
Answer : master.cf
Which command can be used to list all exported file systems from a remote NFS server:
Answer : D
Running sysctl has the same effect as:
Answer : B
Why is the root file system mounted read-only during boot and remounted with write permission later on?
Answer : A
The mailserver is currently called fred, while the primary MX record points to mailhost.example.org.
What must be done to direct example.org email towards fred?
Answer : A
A web server is expected to handle approximately 200 simultaneous requests during normal use with an occasional spike in activity and is performing slowly. Which directives in httpd.conf need to be adjusted?
Answer : B
You have to mount the /data filesystem from an NFS server(srvl) that does not support locking. Which of the following mount commands should you use?
Answer : D
To securely use dynamic DNS updates, the use of TSIG is recommended. Which TWO statements about TSIG are true?
Answer : D,E
Considering the following kernel IP routing table now, which of the following commands must be remove the route to the network 10.10.1.0/24?
Answer : C
Which of the following recipes will append emails from "root" to the "rootmails" mailbox?
Answer : B
What is the name of the module in Apache that provides the HTTP Basic Authentication functionality? (Please provide ONLY the module name)
Answer : mod_auth
Which of the following lines in the Apache configuration file would allow only clients with a valid certificate to access the website?
Answer : E
Given this excerpt from an Apache configuration file, which of the numbered lines has
INCORRECT syntax?
1: <VirtualHost *:80>
2: ServerAdmin [email protected]
3: DocumentRoot /home/http/admin
4: ServerName admin.server.example.org
5: DirectoryIndex index.php default.php
6: ErrorLog logs/admin.server.example.org-error_log
7: CustomLog logs/admin.server.example.org-access_log common
8: </VirtualHost>
Answer : E