Oracle 1Z0-878 Online Practice Questions and Exam Preparation

Oracle 1Z0-878 Online Questions & Answers

• Question 161:

  You are preparing to install Solaris 10 OS on a number of machines. One of the available installation strategies utilizes JumpStart. Which three are advantages of using JumpStart to install Solaris 10 OS? (Choose three.)

  A. Different types of systems can be installed easily.
  B. It allows installation of Solaris 10 without rebooting.
  C. It allows automatic installation of Solaris 10 OS and unbundled software.
  D. It is widely supported by third-party vendors as a preferred installation method of their applications.
  E. It avoids the lengthy question-and-answer session that is part of an interactive installation process.
  A. Different types of systems can be installed easily.
  C. It allows automatic installation of Solaris 10 OS and unbundled software.
  E. It avoids the lengthy question-and-answer session that is part of an interactive installation process.

• Question 162:

  On a Solaris 10 OS, you want to enable a syslog message for all incoming inetd requests. What do you need to do?

  A. execute inetadm -M tcp_trace=true
  B. execute inetadm -M tcp_wrappers=true
  C. edit /etc/inetd.conf and add a tcp wrapper to each enabled service
  D. edit /etc/init.d/inetsvc and add the -t option to the inetd invocation
  A. execute inetadm -M tcp_trace=true

• Question 163:

  At your company, the NIS hosts map is pushed (updated) once every night. The /etc/nscd.conf file contains the lines:

  # # Copyright (c) 1994-2001 by Sun Microsystems, Inc. # #ident "@(#)nscd.conf 1.6 01/01/26 SMI" # debug-level 0 positive-time-to-live passwd 600 negative-time-to-live passwd 5 suggested-size passwd 211 keep-hot-count passwd 20 old-data-ok passwd no check-files passwd yes positive-time-to-live hosts 3600 negative-time-to-live hosts 5 suggested-size hosts 211 keep-hot-count hosts 20 old-data-ok hosts no check-files hosts yes

  Based on this information, which change to the /etc/nscd.conf file will increase performance of the Name Service Cache Daemon (nscd)?

  A. increase the debug-level
  B. decrease the keep-hot-count for the hosts cache
  C. increase positive-time-to-live for the hosts cache
  D. decrease negative-time-to-live for the hosts cache
  E. decrease positive-time-to-live for the hosts cache
  C. increase positive-time-to-live for the hosts cache

• Question 164:

  Given:

  # dumpadm Dump content: kernel pages Dump device: /dev/dsk/c2t3d0s0 (dedicated) Savecore directory: /var/crash/wm13w6 Savecore enabled: yes

  The system administrator assigned a dedicated dump slice.

  Which command did the system administrator run to achieve this?

  A. dumpadm -d c2t3d0s0
  B. coreadm -d c2t3d0s0
  C. dumpadm -d /dev/dsk/c2t3d0s0
  D. coreadm -s /dev/dsk/c2t3d0s0
  E. dumpadm -s /dev/dsk/c2t3d0s0
  C. dumpadm -d /dev/dsk/c2t3d0s0

• Question 165:

  Of the three main JumpStart services, configuration, boot, and installation, on how many servers can each service be configured on a given subnet? (Choose two.)

  A. All services may be on the same server.
  B. All services must be on the same server.
  C. Each service may be on a separate server.
  D. Each service may be on no more than one server.
  E. Only the boot service may be on a separate server.
  F. Only the installation service may be on a separate server.
  A. All services may be on the same server.
  C. Each service may be on a separate server.

• Question 166:

  You want to perform a Live Upgrade on a server, but the server does not have enough empty slices to copy the critical file systems into. Which two commands can be used to create the empty slices required to complete a Live Upgrade? (Choose two.)

  A. lu -c
  B. format
  C. lumake
  D. lucreate
  E. luupgrade
  B. format
  D. lucreate

• Question 167:

  Select the answer that best describes the four LDAP update operations?

  A. Add, Delete, Create, Remove
  B. create, Delete, Modify, Rename
  C. Add, Delete, Modify, Create
  D. Create, Delete, Bind, Modify
  B. create, Delete, Modify, Rename

• Question 168:

  Which three commands can the system administrator use in the global zone to cause a running local zone to reboot? (Choose three)

  A. reboot --z
  B. zlogin reboot
  C. zoneadm --z boot
  D. zoneadm --z reboot
  E. halt -z ; boot --z
  F. zoneadm --z < zone > haIt; zoneadm --z < zone > boot
  B. zlogin reboot
  D. zoneadm --z reboot
  F. zoneadm --z < zone > haIt; zoneadm --z < zone > boot

• Question 169:

  When using the Preboot Execution Environment to boot and install the OS over the network on x86 / x64 based systems, there are a few parameters that need to be configured. To ensure that the client, when booted has all of the information it requires in order to boot successfully. Which steps are required when configuring a DHCP server to support a PXE client? (Choose three.)

  A. Set a lease policy.
  B. Specify which profile to use for the client.
  C. Selecting a router address or router discovery.
  D. in.rarpd must be running on the DHCP server.
  E. Determine what configuration macro to assign to clients.
  A. Set a lease policy.
  C. Selecting a router address or router discovery.
  E. Determine what configuration macro to assign to clients.

• Question 170:

  The administrator of the dbzone zone has requested a dedicated file system on which to install a database. The administrator requests that this be mounted as /database within the zone. The host system has a metadevice d120 that has been

  allocated for dedicated use for this purpose.

  The dbzone zone is currently NOT booted.

  # zonecfg --z dbzone

  zonecfg:dbzone > add fs

  zonecf g:dbzone:f s >

  Which four commands are necessary to complete the administrator's request? (Choose four.)

  A. set type=ufs
  B. set special=rw
  C. set dir=/database
  D. set raw=/dev/md/rdsk/dl20
  E. set special=/dev/md/dsk/dl20
  F. add inherit--pkg--dir dir=/database
  G. set zonedir=/export/dbzone/database
  A. set type=ufs
  C. set dir=/database
  D. set raw=/dev/md/rdsk/dl20
  E. set special=/dev/md/dsk/dl20