050-720 Online Practice Questions and Answers

Which statements about partitions are correct? (Choose 3.)

A. Extended partitions can be subdivided into logical partitions.

B. A primary partition consists of a continuous range of cylinders.

C. Logical partitions do not require entries in the main partition table.

D. If you use only primary partitions, you are limited to eight partitions per disk.

E. SUSE Linux Enterprise Server 10 can only be installed on a primary partition.

F. To install more than one operating system on a partition, the partition has to include the entire cylinder range.

You want to copy the master boot record, the partition table, and the 2 magic bytes at the beginning of / dev/had to a file so you can restore it later. Which command accomplishes this?

A. dd if=/dev/hda of=mbr bs=512 count=1

B. dd if=mbr of=/dev/hda bs=512 count=1

C. dd of=/dev/zero if=/dev/hda bs=512 count=1

D. dd if=/dev/urandom of=/dev/hda bs=512 count=1

When you connect to an ssh server with your ssh client, the public key of the server is compared to the keys stored in a file on the client computer. Which file is this?

A. ~/.ssh/id_dsa.pub

B. ~/.ssh/id_rsa.pub

C. ~/.ssh/known_hosts

D. ~/.ssh/authorized_keys

The GRUB configuration file (/boot/grub/menu.lst) has a global section followed by sections for each operating system. Which options do you have to specify for each Linux operating system? (Choose 3.)

A. title

B. color

C. initrd

D. kernel

E. timeout

F. gfxmenu

G. message

Which range of User IDs is used for normal (unprivileged) users on SUSE Linux Enterprise Server 10?

A. 0-100

B. 101-499

C. 500-999

D. 1000 and above

You want to boot your system to runlevel 3. Which option do you have to enter at the GRUB boot manager dialog?

A. 3

B. init=3

C. boot=3

D. runlevel=3

You want to find out which jobs are currently queued in the laser print queue on your CUPS print server. Which command displays the information you need?

A. lpstat -t

B. lp -P laser

C. lpq -P laser

D. lpadmin -P laser

In which file is the host name of a Linux computer configured? (Hint: You do not need to include the entire path.)

A. /etc/HOSTNAME

What information do you need to set up an LDAP client? (Choose 4.)

A. LDAP version

B. LDAP base DN

C. Kind of encryption

D. Synchronization frequency

E. Address of the LDAP server

F. File name of the LDAP database

What is the minimum number of partitions required by a SLES 10 system?

A. None

B. 1

C. 2

D. 4

You have limited access to the /admin directory of the web interface of your CUPS server with the

following statement in /etc/cups/cupsd.conf:

AuthType BasicDigest

AuthClass Group

AuthGroupName sys

Order Deny,Allow Deny From All Allow From 127.0.0.1 To allow the cupsadmin user to access the /admin directory when connecting from localhost, how do you

create the cupsadmin user and set his password?

A. passwd cupsadmin

B. lppasswd cupsadmin

C. passwd --cups cupsadmin

D. lppasswd -a cupsadmin -g sys

Which options are PAM module types that can be used in a PAM configuration file? (Choose 4.)

A. key

B. auth

C. card

D. account

E. session

F. password

Which command displays cpu and input/output statistics for devices and partitions?

A. siga

B. sitar

C. fdisk

D. lspci

E. iostat

F. hwinfo

G. hdparm

Which RAID level is described by the following sentence? This level improves the performance of your data access; however, it does not provide redundancy.

A. RAID 0

B. RAID 1

C. RAID 4

D. RAID 5

E. RAID 6

Which command creates the .depend.boot, .depend.start, and .depend.stop files in /etc/init.d/?

A. init

B. insserv

C. mkinitrd

D. mkreiserfs