1Z0-100 Online Practice Questions and Answers

You recently updated the strace package to the latest version as shown:

What is the outcome of running this command?

A. It downgrades the strace package to version 4.5.19-1.6.e16.

B. It downgrades strace package to version 4.5.19-1.11.e16_3.2.

C. It fails with an error because you cannot downgrade a package using the yum command.

D. It fails with an error because there are multiple versions available to which Yum can downgrade the strace package.

E. It will prompt you to select a version of the strace package that you want to downgrade.

Which two Statements are true concerning the configuration and use of cron and anacron?

A. Anacron jobs are used to make sure cron jobs run if the system had been down when they were meant to run.

B. All crontabs are held in the /etc/cron.d directory.

C. Cron jobs may run as frequently as once a minute.

D. Anacron jobs may run as frequently as once a minute.

E. The crond daemon looks for jobs only in /etc/crontab.

Which four statements are about the use of these files and directories by UPSTART?

A. /etc/rc.d/rc is executed each time the /sbin/init command us used, to change services appropriately for the target run level.

B. /etc/rc.d/rc.local is executed at boot time, before the run level processing takes place.

C. /etc/rc.d/rc is executed at boot time, to start the appropriate services for the run level defined in /etc/ initab.

D. /etc/rc.d/rc.sysinit is executed once at boot time, regardless of which run level is set.

E. /etc/rc.d/rc.sysint is executed each time the /sbin/init command is used to change the run level.

F. /etc/rc.d/rc3.d contains links to scripts in /etc/init.d.

G. /etc/rc.d/rc is executed after /etc/rc.d/rc.local.

Which two statements correctly describe the type of Information and the behavior of files in the proc filesystem on Oracle Linux 6?

A. It is not possible to write to any file in the proc filesystem.

B. The /proc/cmdline file contains the parameters passed to the kernel.

C. Each process has a directory named for the process number in the proc filesystem.

D. The proc filesystem contains the same hardware information that is contained in the sys filesystem for backward compatibility.

E. Each process thread has a directory named for the process thread number in the proc files/stem.

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.

Examine the contents of /etc/rc.d

Which two statements are true concerning the files contained in the run level-specific directories rc0.d through rc6.d?

A. The files starting with S or K are links to scripts in the /ete/init.d directory.

B. The files starting with S are always invoked by the /etc/rc.d/rc script even if the service managed by that script is already down.

C. The files starting with S or K are added by using the chkcor.fig command.

D. The files starting with K are always invoked by the /rc/rc,d/re script even if the service managed by that script is already up.

E. The files starting with S are invoked before those starting with K.

Which three Statements describe the capabilities and functions of the chkconfig command in Oracle Linux?

A. It can be used to change the state of a service.

B. It can be used to specify the run levels for which a service is to be activated.

C. It can be used to list all services and their run levels-

D. It can be used to check the status of a service to see if it is running.

E. It can be used to add a service.

Match the following symbolic notations of the file permissions with their numeric values: 1) - - - S - - - - - - a) 5000 2) - - - - - - S - - - b) 4100 3) - - - - - - - - - - t c) 7101 4) - - - S - - - - - T d) 1001 5) - - - S - - S - - t e) 7040 6) S - - S r - - - T f) 2010

A. 1-d, 2-f, 3-b, 4-e, 5-c, 6-a

B. 1-b, 2-f, 3-d, 4-a, 5-c, 6-e

C. 1-f, 2-a, 3-c, 4-b, 5-e, 6-d

D. 1-b, 2-d, 3-f, 4-a, 5-e, 6-c

Which two statements are true concerning an MSDOS partition table? (Choose two.)

A. It does not support disks with more than 1024 cylinders

B. It can be used on the boot disk

C. It supports either four primary partitions or three primary partitions and one extended partition

D. It can be used on disks up to four terabytes in size

E. It supports named partitions

Which two statements are true about an RPM package? (Choose two.)

A. An RPM can be installed from a local filesystem or a remote repository using the rpm command

B. In general, it is possible to have multiple versions of the same RPM package installed on a single system

C. a source RPM is machine architecture dependent

D. a binary RPM contains compiled programs as well as the source code of these programs

E. a RPM package can contain programs, documentation installation procedures, source files, and metadata about itself