Updated 201-450 Exam Dumps Are Completed For Linux Professional Institute LPIC-2 Certification

1. What command must be used to create an ext3 file-system?

2. What needs to be done to enable 32 bit I/O transfer mode for (E)IDE disks, on a system running a 2.4 series Linux kernel?

3. DNSSEC is used for?

4. Which of these commands allows you to use shared libraries that are in /usr/local/lib?

5. Which TWO archiving formats are used to create an initramfs image?

6. After unpacking the source code for a Linux kernel, what is the first make command that should be run which will delete any current configuration and all generated files?

This command will ensure that no inappropriate files were left in the kernel archive by the maintainer.

7. Which script, in the linux/scripts directory, can be used to add up grades or updated code to the 2.6.xx kernel source code?

8. What tool can you use to print shared library dependencies?

9. Which of the following commands will copy one disk partition /dev/sda3 to /dev/sdb3?

10. After unpacking source code, what file is used by configure to create a final Makefile?

11. User Joseph has successfully extracted and compiled a program from source code. Installing the binaries produces errors.

What is the most likely reason?

12. You have finished updating and resolving dependencies for some source code.

What command should you run before recompiling the code into binary form?

13. How can you manually add an entry to your system's ARP cache?

14. You find that a host (192.168.1.4) being used on one of your client's networks has been compromised with a backdoor program listening on port 31337.

Your client requests a list of originating IP addresses connecting to that port.

Using a Linux workstation as traffic analyzer, which of the following commands would gather the data requested by the client?

15. Which tool can be used to control the runtime behavior of udev?

16. Which of the following entries are NOT valid in /etc/raidtab?

17. A pre-compiled module has been moved to /lib/modules/<kernel-version>, but 'modprobe -a <module-name>' fails to load it.

What needs to be done to enable usage of this module?

18. Which of the following commands should be used in a bash script that needs a variable containing the IP address of the eth0 interface?

The output for the command ifconfig eth0 is shown below:

eth0 Link encap:Ethernet HWaddr 00:0C:29:CB:FA:30

inet addr:192.168.246.11 Bcast:192.168.246.255 Mask:255.255.255.0 UP BROADCAST

RUNNING MULTICAST MTU:1500 Metric:1

RX packets:4721 errors:0 dropped:0 overruns:0 frame:0 TX packets:3216 errors:0

dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000

RX bytes:445184 (434.7 Kb) TX bytes:512968 (500.9 Kb) Interrupt:185 Base address:0x1080

19. You have elected to use the automounter and the autofs script.

Your /etc/auto.master file contains the following:

/home /etc/auto.home

/project /etc/auto.project

/data yp:data.map

If you change the contents of /etc/auto.project to include a new source path what must be done to access the new path?

20. In order to find all library dependencies of /usr/bin/foo, which of the following statement is true?

21. How can DMA be enabled for the device /dev/hda?

22. To restore the kernel source to the previous, unpatched, version, which of the following commands could be used?

23. If the current directory is /root and the kernel source is located in /usr/src/linux, which of the following commands should be used to apply the patch /tmp/foopatch?

24. A 2.6.9-ac1 kernel would be

25. What command should be used to find out what PCI devices can be seen, without querying the

kernel?

26. Considering that a 2.4 series Linux kernel is being used, which kernel module must be loaded to enable CD burning with an IDE CD writer?

27. What command must be used to create an ext3 filesystem?

28. The Linux kernel is loaded successfully by the boot loader.

However, straight after the kernel mounts the root filesystem, the boot process stops and an error message regarding init is shown.

Which of the following actions is the best one to be used in order to identify and fix the problem?

29. A machine is running in single user mode and, as such, not all file-systems are accessible.

What command must be run to make all of the other file-systems listed in /etc/fstab accessible?

30. What command is used to force a file-system check, when rebooting?

31. What command can be used on an existing (formatted) partition, to configure the interval between disk checks when mounting partitions?

32. 168.192.in-addr.arpa. 600 IN NS linuserv.example.net.

;; ADDITIONAL SECTION:

linuserv.example.net. 600 IN A 192.168.123.5

What might be wrong in the zone definition?

33. Which of the following commands will securely copy the directory ./fyf/ to /var/tmp/ on the remote host deltaur using the remote user account kevin?

34. Journalling doesn't appear to be working on an ext3 file-system.

When booting, the following line appears:

VFS: Mounted root (ext2 filesystem) read only.

What could be causing the problem?

35. Your routing configuration relies on eth0 being a 3com card that requires the 3c59x module.

What line must be added to modules configuration file, to ensure that eth0 always uses this module?

36. What backup arrangement should be used for an intranet web server the contents of which is updated fairly regularly by different staff?

37. During which stage of the boot process would this message be seen?

Ide0: BM-DMA at 0xff00-0xff07, BIOS settings: hda: DMA, hdb: DMA

38. Which of the following commands can be used to access the content of a ramdisk file (/boot/initrd) used by the kernel at boot time?

39. A BIND server should be upgraded to use TSIG.

Which configuration parameters should be added, if the server should use the algorithm hmac-md5 and the key skrKc4DoTzi/tAkllPi7JZA== ?

40. Which of the following sentences is true for the shown BIND9 configuration?

options {

directory "/var/named";

allow-query { any; };

allow-recursion {127.0.0.1; 10.0.0.0/24; };

forwarders {192.168.0.4; };

forward first;

};

zone"." {

type hint;

file "named.ca";

};

41. What is a significant difference between host and zone keys generated by dnssec-keygen?

42. A system is running out of swap space. To initialise 5GB of additional swap space, which combination of commands should be used?

43. Hundreds of people log in to a server from remote locations per day.

Which of the following commands show remote SSH, FTP & telnet sessions for a particular day?

44. What command is used to mount a floppy disk image under /mnt/floppy?

45. What information can be found in the log file specified by the status parameter in OpenVPN's server.conf? (Select TWO correct answers)

46. After changing the default runlevel in the init configuration file, the system boots in a different than the intended runlevel.

Where else could be this different runlevel be defined?

47. A BIND server should never answer queries from certain networks or hosts.

Which configuration directive could be used for this purpose?

48. What is the purpose of a PTR record?

49. What directive can be used in named.conf to restrict zone transfers to the 192.168.1.0/24 network?

50. To securely use dynamic DNS updates, the use of TSIG is recommended.

Which TWO statements about TSIG are true?

51. Which THREE statements concerning automounter are true?

52. What are typical targets in a makefile?

53. Which single command will extract data from the file abc.tar.bz2

54. How would you run named inside a chroot jail as user nobody and group nogroup?

55. Where should the LILO code reside, on a system with only one installation of Linux and no other operating systems?

56. The Human Interface Device (HID) is being used, which of the following represents a USB mouse connected to the PC?

57. Select the TWO correct alternatives regarding the kill -9 command:

58. The server has two network cards. The driver for the first card is the module 8139too and the driver for the second card is the module ne2k-pci.

How is it possible to ensure that the card using the 8139too driver is detected before the card using the ne2k-pci driver?

59. Which of these would be the simplest way to configure BIND to return a different version number to queries?

60. An administrator has placed an executable in the directory /etc/init.d, however it is not being executed when the system boots into runlevel 2.

What is the most likely cause of this?

61. In order to generate a pair of asymmetric keys to use during an SSH connection, please choose the correct command to use?

62. Consider the following output from df -i:

Filesystem Inodes IUsed IFree IUse% Mounted on

/dev/md0 1966080 45044 1921036 3% /

none 125731 712 125019 1% /dev

none 127729 1 127728 1% /dev/shm

none 127729 17 127712 1% /var/run

none 127729 2 127727 1% /var/lock

none 1966080 45044 1921036 3% /var/lib/ureadahead/debugfs

/dev/sde1 0 0 0 - /mnt

What filesystem does /dev/sde1 most likely use?

63. Why shouldn't you use the options -z and -j when using tar with a magnetic tape backup?

64. Using only commands included with named, what is the command, with options or parameters, to make named re-read its zone files?

65. Which file contains configuration data for automount? Please enter the complete path.

66. On a system with separate partitions for /, /usr, /var & /tmp, which filesystem can safely be mounted read-only?

67. Which mount option must be used in the example /etc/fstab entry below, to ensure that a specific filesystem is not mounted when the system is booted?

/dev/hdd /media/cdrom iso9660 _____________________,ro 0 0

68. With which command can the reserved blocks on /dev/hda1 be displayed? (Enter the command with all parameters and/or options)

69. After a lot of write operations, the changes should be written to the disk.

Please enter the appropriate command, without the path or any options or parameters, that would achieve this.

70. What is the correct parameter to pass to the kernel at boot time to force it to use only one of the available processors?

71. Consider the following /etc/fstab file:

/dev/hda1 swap swap defaults 0 0

/dev/hda2 / ext2 defaults 1 1

/dev/hda3 /home ext2 defaults 1 2

none /proc proc defaults 0 0

/dev/fd0 /media/floppy vfat user,noauto 0 0

What command can an ordinary (non-root) user use to mount a floppy disk in this system? (Please enter the command with all parameters and/or options)

72. How can the label root be added to the ext2 file-system on /dev/sda1?

Please enter the command with all parameter(s) and/or option(s):

73. How can a journal added, non-destructively, to the ext2 file-system on /dev/dg/lv05?

Please enter the command with all parameter(s):

74. You want to change the file that contains the message which is used at the login prompt when users log in locally. Please enter the file including the path.

75. Which environment variable you have to setup to use shared libraries that are not in the standard

search path?

76. 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.

77. According to the configuration below, what is the e-mail address of the administrator for this domain?

$TTL 86400

$ORIGIN lpi.org

@ IN SOA test.lpi.org hostmaster.lpi.org (

2005010101

10800

604800

86400 )

78. When configuring a new kernel, what file under /usr/src/linux/ contains the configuration?

79. What is the command that will extract information, such as module parameters, from the Linux Kernel modules and print this information to the command line? (Please specify only the command with no path information)

80. In which directory is the Linux kernel documentation be found?

81. When compiling kernel modules, which make target will remove most generated files but keep the config file and enough build support to build external modules? (Please enter only the make target and no other words)

82. You need to recover some data from a magnetic tape and it is the second file on the media. The following command is being attempted:

mt -f /dev/nst0 _______

What is the mt operation that will position the tape on the first block of the second file? (Please specify the operation with no other parameters)

83. The users of the local network complain that name resolution is not fast enough. Enter the command, without the path or any options, that shows the time taken to resolve a DNS query.

84. Which option, when passed to the hostname command, will return the name of the DNS domain? (Provide only the option)

85. What tool can be used to send kernel boot messages to a remote server?

86. Which directory in /dev/disk/ can be used to determine the UUID of a connected hard disk?

87. What command will search for physical defects on a hard drive and will mark these defects so that they are no longer used? (Please specify the command with no path information)

88. Which command will prevent the service ldap from starting on a Debian system in all runlevels,

forcing the removal of all symlinks in /etc/rcX.d? (Provide the command without any options or parameters)

89. What command will remove the physical volume /dev/sda4 from the volume group /dev/vg0?

(Provide the command with options and parameters)

90. In order to provide notices and information to users when they log in to a server, what file must be modified to give these notices? (Please provide the file with full path information)