Lpi Level 1 Exam 102

1. You want to make sure all Bash users, when they login, get access to a new program in /opt/bin (not currently in their PATH). To ensure this you would put the command: PATH=$PATH:/opt/bin; export PATH in what file?
Answer: profile /etc/profile

2. You have an automated backup via tar to your tape drive /dev/st0 that runs each night. You've decided to manually check last night's tape. The command to list the contents of the tape is ________.
Answer: tar tvf /dev/st0 /bin/tar tvf /bin/tar tvf /dev/st0 tar -tvf /dev/st0 /bin/tar -tvf dev/st0 tar -tvf

3. Which TWO runlevels should never be declared as the default runlevel in /etc/inittab?
A. 1
B. 3
C. 5
D. 6
Answer: AD

4. Which of the following lines would you expect to see in the file /etc/hosts.allow?
A. in.tftpd: LOCAL
B. tftp dgram udp wait root /usr/sbin/tcpd in.tftpd
C. tftp 69/udp
D. udp 17 UDP
Answer: A

5. You found these lines in the modules.dep file: /lib/modules/2.2.515smp/fs/msdos.o: /lib/modules/2.2.515smp/fs/fat.o Which of the following is true?
A. The msdos module is dependent upon fat.
B. The fat and msdos modules cannot be loaded manually.
C. The fat and msdos modules are automaticaly loaded at startup.
D. The fat module is a submodule to the msdos submodule.
Answer: A

6. You wish to notify all users that you have to take down a service on which they rely. What command will allow you to send a message to all currently logged on users ? (Enter only the command, not the path)
Answer: wall

7. Which configuration file should be modified to disable the ctrlaltdelete key combination?
A. /etc/keys
B. /proc/keys
C. /etc/inittab
D. /proc/inittab
E. /etc/reboot
Answer: C

8. Which of the following commands can be used to customize all kernel compilation options? (select THREE)
A. make config
B. make menuconfig
C. make xconfig
D. make kernelconfig
E. make configure
Answer: ABC

9. Which command would you use to apply the changes in a diff file to your existing kernel source?
A. up2date
B. patch
C. rpm
D. dpkg
E. diff
Answer: B

10. Which of the following commands shows ONLY the user id of Bob? (Select TWO)
A. cat /etc/passwd | grep Bob | cut d: f3
B. cat /etc/passwd | grep Bob | cut f: d3
C. grep Bob /etc/passwd | awk F: '{ print $3 }'
D. grep Bob /etc/passwd | awk f: '{ print $3 }'
E. grep Bob /etc/passwd | cut
F: d3 Answer: AC

11. What BASH environment variable will prevent you from overwriting a file with a ">" or ">>"?
A. set o safe
B. set o noglob
C. set o noclobber
D. set o append
E. set o nooverwrite
Answer: C

12. The system utility that automatically creates new log files and moves old ones is called what?
A. newlog
B. mvlog
C. rotatelog
D. logrotate
Answer: D

13. In what section of the man pages would you expect to find the man page that documents /dev/null?
Answer: 4 man 4 man (4) FOUR four Four

14. What file contains kernel level logging information such as output from a network driver module when it is loaded?
Answer: /var/log/messages messages

15. Which command allows to run a command in a modified environment, without changing the environment variables of the current shell? (Please provide the command name only, not the path.)
Answer: env

16. Which of the following commands is used to restore files from backups made with dump?
A. extract
B. cpio d
C. restore
D. udump
Answer: C

17. For security reasons, the systems administrator is setting up a log server. What file does the systems administrator have to edit in order to have each machine send log entries to the new log server?
Answer: /etc/syslog.conf syslog.conf

18. Which command prints or adjusts the current limits on resources available to the shell and to processes started by it, such as the maximum size of a core file or the maximum number of processes running? (Please include the command only, without arguments or path.)
Answer: ulimit

19. To enable restricted shell mode in BASH, how must bash be called? (Please include the command only without the path.)
Answer: bash -r rbash

20. Choose THREE websites that provide Linuxrelated news and documentation.
A. Linux Scoop
B. LWN.net
C. Tux Facts
D. Linux Today
E. NewsForge
Answer: BDE

21. The local domain name has changed from test.example.org to lpic1.example.org. What directive in /etc/resolv.conf needs to be changed so that you don't have to specify the fully qualified domain name when connecting to hosts? (Please provide the directive only.)
Answer: search

22. What is the default port for HTTPS under Apache?
Answer: 443

23. You just installed a new system, but before you create any new users you want to ensure they have a subdirectory bin/ in their home directory. To ensure this directory is automatically created each time you add a new user, in what subdirectory should you create the directory?
Answer: skel /etc/skel

24. For the last command to work, what file must exist?
Answer:

25.Which of the following find commands will print out a list of suid root files in /usr?
A. find /usr uid 0 perm +4000
B. find user root +mode +s /usr
C. find type suid username root d /usr
D. find /usr ls \*s\* u root E. find /usr suid perm +4000
Answer: A

26. What argument to the name flag of find will match files or directories beginning with a '.' (period)?
Answer: .\*

27. For xinetd service definitions, which config option will disable the service?
Answer:

28. Machines with Ips on the 131.230.55 and 131.230.56 networks need to be allowed to connect to a service protected with TCP wrappers. How would the network and netmask pair be expressed in /etc/hosts.allow?
Answer: 131.230.55.0/255.255.254.0 131.230.55.0/23

29. In the /etc/nsswitch.conf file, which directive specifies what "databases" are queried and in what order for host name lookups?
Answer: hosts

30. What directive in smb.conf specifies the domain or workgroup to join? Please enter only the directive below.
Answer: workgroup