As user bob, you have logged in to the system on a terminal and issued the following command to make the top command run in the background.
[bob@host - ] topand
You exit from the terminal and log back as bob into the system at the same terminal. How is the background job affected?
A. The background job gets the foreground as soon as bob logs into the system.
B. The background job is suspended temporarily from the job and resumes when user bob logs back in to the system.
C. The background job starts running in the background again as soon as bob logs into the system.
D. The background job will not be affected.
E. The background job is deleted from the job pool and does not get listed using jobs command.
DTrace is being ported from Solaris to Oracle Linux. Which three statements are true for the DTrace tool?
A. DTrace allows static and dynamic tracing of your applications and your kernel.
B. DTrace tool is used to compile debug kernel modules and device drivers
C. DTrace allows you to dynamically define probe points on the fly.
D. DTrace probes and probe points are usually defined by the user using scripts written in a language called D.
E. DTrace tool is based on the strace Linux tool and includes both user and kernel strace features.
You have executed the following commands as the root user:
# find /home | cpio o H tar F root@HostA: /dev/nst0 - - rsh command = /usr/bin/ssh
What is the purpose of issuing this command?
A. To archive the contents of the /home directory in the tar format to a remote host system's tape drive device /dev/nst0
B. To archive the contents of the /home directory in the cpio format to a remote host system's tape device /dev/nst0
C. To archive the contents of the /home directory in the cpio and tar formats to a remote system's tape drive device /dev/nst0
D. To extract the contents of the /home directory from the tape drive device /dev/nst0
Examine the sar command below. Your Oracle Linux system has one CPU. What does the runq- sz column of this output convey about your system?
A. CPU is bottleneck because the run queue size is greater than the number of CPUs on your system.
B. The average of three processes are only using the CPU on your system and hence the CPU is not a bottleneck.
C. CPU is not a bottleneck because the run queue size indicates the number of CPU bound processes on your system.
D. CPU is a bottleneck because the run queue size indicates that adequate memory is not allocated.
You want to allow multiple users the write access to files within the same directory, in addition, you want all the new files created in this directory to be of the required group instead of the primary ID of the user who creates the file. How do you accomplish this?
A. Set the setgid bit on the directory.
B. Change the group owner of the new files manually.
C. Run a cron job to change the group owner.
D. Change the primary group ID of every user to the required group.
Which two statements are correct about the Oracle ASMLib library?
A. Oracle ASMLib is an optional support library for the Automatic Storage Management (ASM) feature.
B. To use ASMLib library, you have to recompile it first for the Unbreakable Enterprise Kernel.
C. Oracle Automatic Storage management (ASM) requires Oracle ASMLib library to function completely.
D. Oracle ASMLib kernel driver is included in the Unbreakable Kernel.
The ASMlib on Linux us designed to ___________.
A. Make managing ASM volume easier.
B. Make managing ASM volumes easier and provide a performance improvement over ASM volumes alone.
C. Provide load balancing across multiple volumes.
D. Allow the user to list contents of the volume from the OS command line.
Which two utilities can you use to manipulate the partition table on Oracle Linux?
A. fdisk
B. format
C. chkdsk
D. parted
E. system-config-disk
A system administrator wants to enable packet without making the changes permanent. What command would he use to complete this action?
A. Echo 1> /proc/sys/net/ip_forward/
B. Echo 1> /proc/sys/net/ipv4_ip_forward
C. Echo 1 > /etc/sysconfig/sys/net/ipv4/ip_forward
D. Echo 0 > /proc/sys/net/ipv4/ip_forward
Which two statements are true about Oracle Clusterware Software?
A. Oracle Clusterware is a portable software that allows clustering of single servers so that they cooperate as single system.
B. Oracle Clusterware is a portable cluster software that can be installed on Oracle Engineered Systems.
C. Oracle Linux Support customers at the Basic or premier level are entitled, at no additional license and support costs, to download and deploy Oracle Clusterware in Linux cluster covered their Linux Support agreement.
D. Oracle Clusterware is an add-on software that is supported Oracle Linux only.
