1Z0-100 Online Practice Questions and Answers

Which two statements are true concerning the installation and configuration of the bootloader by the Anaconda installer, which is then used to boot Oracle Linux?

A. The Linux Loader (LILO) bootloader may be chosen for installation.

B. The bootloader must be password protected and Anaconda prompts for a password in all cases.

C. The Grand Unified Bootloader (GRUB) is the only bootloader used by Oracle Linux.

D. If previously installed operating systems are found on disk partitions that were not overwritten, then an attempt is made to configure the bootloader to be able to boot them.

E. The bootloader is installed by default in the first partition of the disk.

Which statement is true concerning the /etc/sysconfig directory and its files and subdirectories?

A. The contents are always the same for a specific version of the Oracle Linux Kernel.

B. The file /etc/sysconfig/init is used by upstart to control the attributes of the tty devices that get started.

C. The directory /etc/sysconfig/network-scripts contains files that must not be modified while the network is up.

D. The files only contain default values for certain daemon processes.

You have a single network adapter called eth0.

DEVICE = eth0 BOOTPROTO=DHCP HWADR=BC:305B:C5:63;F1 NM_CONTROLLED=no ONBOOT=YES TYPE=Ethernet PEERDNS=no UUID=C9dba2e8-9faf-4b77-bbe2-92dd81dda1f9

Which two Statement:; are true concerning eth0 based on this configuration?

A. DHCP is used to obtain a lease on an IP address.

B. The dhclient command may only be used to obtain a lease at boot time.

C. dhclient does not override the contents of /etc/resolv.conf.

D. DNS is not used to resolve host names for this adapter.

E. dhclient overrides the contents of /etc/resolv.conf.

Which three settings are required to configure an openLdap to use directory service provided by Ldap.example.com?

A. Set the LDAP Search Base DN and the LDAP server address and post in /etc/openldap/ldap.conf to: dc=example, dc = com ldap://ldap.example.com:389

B. Set LDAP Search Base DN and the LDAP server address and port in /etc/ldap.conf to:

dc=example, dc=com

ldap://ldap.example.com:389

C. Ensure that /etc/nsswitch.conf correctly references authentication priorities: passed: files ldap shadow: files ldap group: files ldap

D. Ensure that the LDAP server name can be resolved.

E. Ensure that DNS is used to resolve the LDAP server name.

Examine the content of the mdstat pseudo file:

# cat /proc/msstat

personalities: [raid1] [raid0] [raid6] [raid5] [raid4] md0 : active raid1 md2[1] md1[0] 207680 blocks super 1.2 [2/2] [UU] md2 : active raid0 sdg[1] sdf1[0] 207872 blocks super 1.2 512k chinks Md1 : active raid0 sde1[1] sdd1[0] 207872 blocks super 1.2 512k chunks Unused devices:

Which two statements are true about the MD0 RAID set?

A. MDO is a stripped mirror RAID set.

B. MDO is a mirrored stripped RAID set.

C. If MD1 fails, so will MDO.

D. If MD2 fails, MDO too fails.

E. If /dev/sdd1 and /dev/sdg1 fail, MDO fails.

Which three compression programs can tar use to natively filter an archive?

A. Zip

B. Bzip2

C. Gzip

D. Xz

E. Cpio

Examine this sequence of commands and output:

[root@FARAWAY ~] # cat /etc/oracle-release Oracle Linux Server release 6.1

[root@FARAWAY ~]# rpm –qa oraclelinux* Oraclelinux-release-noted-6Server-5.x86_64 Oraclelinux-release-6Server-1.0.2.x86_64

[root@FARAWAY ~] # rpm –qa rehat-release* [root@FARAWAY ~] #

[root@FARAWAY ~] # rpm –qf /etc/oracle-release Oraclelinux-release-6Server-1.0.2.x86_64

[root@FARAWAY ~] rpm –qf /etc/redhat-release Oraclelinux-release-6Server-1.0.2.x86_64

Which two can be determined from this output?

A. The system has Oracle Linux 6 installed and the Red Hat compatible kernel is running.

B. The system has Oracle Linux 6 installed and the Oracle Unbreakable Enterprise kernel Is running.

C. It is not possible to determine which kernel is running.

D. This system has been booted at least once, with the Red Hat-compatible kernel and once with the Unbreakable Enterprise kernel.

E. The oracle-release package contains both Oracle and Red Hat release metadata.

The SSHD service is controlled by the script in /etc/init.d/sshd, part of which is shown here:

[root@FAROUT ~] cat /etc/init.d/sshd # !/bin/bash # # sshd Start up the OpenSSH server daemon # # chkconfig: 2345 55 25 # description: SSH is a protocol for secure remite shell access. \ # This service starts up the Open SSH server daemon. #

You issue chkconfig commands to change the sshd service:

[root@FAROUT ~] # chkconfig sshd off [root@FAROUT ~] # chkconfig sshd reset

What is the result of the two commands issued?

A. The sshd service configuration is restored to the settings that existed before setting it off.

B. The sshd service configuration is restored to start In run levels 2, 3, 4 and 5.

C. The sshd service configuration is restored to start in run levels 2 and 5 only.

D. The sshd service configuration is restored to those that existed after the operating system was first installed.

Consider the output shown:

# rpm –i sendmail-cf-8.14.4-8.e16.noarch.rpm Error: Failed dependencies:

Sendmail = 7.14.4-8.e16 is needed by sendmail-cf-8.e16.noarch # rpm –i sendmail-8.14.4-8.e16.x86_64.rpm # rpm –i sendmail-cf-8.14.4-8.e16.noarch.rpm # rpm -q sendmail sendmail-cf Sendmail-8.14.4-8.e16.x86_64 Sendmail-cf-8.e16_64 Sendmail-cf-8.14.4-8.e16.noarch # rpm –e sendmail

Which statement is true about the execution of the rpm -e sendmail command?

A. It erases the sendmail package without errors.

B. It fails with an error because the package version is not supplied on the command line.

C. It fails with an error because the sendmail-cf package depends on the sendmail package.

D. It erases the sendmail package and raises an error because the sendmail package depends on the sendmail package.

E. It erases both the sendmail and sendmail-cf packages because the sendmail-cf package depends on the sendmail package.

Which three statements are true about the Oracle Linux Logical Volume Manager (LVM)?

A. LVM supports simple, striped, mirrored, and RAID-5 Logical Volumes (LVs).

B. A Physical Volume (PV) can be created on a disk or a disk partition.

C. A Physical Volume (PV) can only be created on a disk partition.

D. A Physical Volume (PV) can be resized.

E. A Volume Group (VB) can be split into multiple Volume Groups.

F. An LVM snapshot is read-only.

Examine these configuration files: # cat /etc/auto.master /net -hosts /- auto.direct ro

# cat /etc/auto.direct

/nfs1 o16:/export/share1 /nfs2 -sync o16:/export/share2 /nfs o16:/export/share3

Which mount options will automounter use to mount the filesystems listed in /etc/auto.direct?

A. All three filesystems are mounted read-only, async.

B. /nfs1 and /nfs3 are mounted read-only, async whereas /nfs2 mounted read-write, sync.

C. /nfs1 and /nfs3 are mounted read-only, async whereas /nfs2 mounted read-only, sync.

D. All three filesystems are mounted read-write, sync.

The dailyrun.sh Bash shell script has the permissions as listed here:

-rw-r- -r- - 1 hr hradmin 8 Apr 2 06:57 dailyrun.sh

Which three methods will be successful at avoiding permissions errrors when attempting to run the script?

(Choose three.)

A. executing the shell script using an alias created with the alias dailyrun='bash dailyrun.sh'

B. executing the shell script using an alias created with the alias dailyrun=dailyrun.sh

C. executing the shell script from the shell prompt using the bash command

D. executing the shell script from the shell prompt using the sh command

E. executing the shell script from within a shell function using an alias created with the alias dailyrun='dailyrun.sh'

The user scott tries to create a directory hierarchy under a specific directory location and encounters an error:

Which command must scott use to create the directory hierarchy successfully? (Choose the best answer.)

A. mkdir /test/test1/stored/all

B. mkdir –r test/test1/stored/all

C. mkdir –p test/test1/stored/all

D. mkdir R test/test1/stored/all

E. mkdir –r /tmp/test/test1/stored/all

You are attempting to install Oracle Linux 6 with default options and the screen is distorted. You stop the

install.

Which two methods can you use to install Oracle Linux and work around this problem? (Choose two.)

A. Install the system using text mode

B. Press the tab key and enter askmethod to allow a choice of video drivers to be listed

C. Specify the screen resolution at the Anaconda boot prompt

D. Install the system using a different X server

E. Install the system with the basic video driver option

Which two statements are true about the Ksplice patching feature feature of Oracle Linux when running in standard mode? (Choose two.)

A. It can update both the Unbreakable Enterprise Kernel (UEK) as well as the Red Hat compatible kernel

B. It can update both the running kernel in memory and the corresponding kernel image on disk

C. It requires access to the Internet, either direct or via a proxy server

D. It can update the kernel without rebooting the system

E. Updates to the Ksplice software are installed automatically