Oracle 1Z0-877 Online Practice Questions and Exam Preparation

Oracle 1Z0-877 Online Questions & Answers

• Question 1:

  You manually created a snapshot of the file system holding the user data. You created this snapshot at 5 p.m., and the backup of the snapshots starts at 11 p.m. You verified the backup succeeded the next morning. Later that morning, one of your users asks for a restore of a file the user worked on last night, and accidentally deleted. The user needs the 10 p.m. version. Where can you find this version?

  A. nowhere
  B. on the file system
  C. on the backup tape
  D. on the file system snapshot
  A. nowhere

• Question 2:

  You bring down a SPARC-based system to run level 0. Now you need to create a customized device alias for one of the disks. Which OBP command will allow the selection of a device path and later insert it into the command line that creates the new device alias?

  A. devalias
  B. show-devs
  C. show-disks
  D. find-device
  C. show-disks

• Question 3:

  Click the Exhibit button.

  

  You receive a complaint from a user who is unable to use the SSH service to access the user's lab system. You use a serial line to get in and check the SSH service. The svcs output is shown in the exhibit.

  What has caused the disruption of the SSH service?

  A. There is no "next state" defined.
  B. One of the dependencies has NOT been met.
  C. The contract_id is missing.
  D. The service is disabled.
  B. One of the dependencies has NOT been met.

• Question 4:

  Given the /etc/dumpdates file entry:

  /dev/rdsk/c0t0d0s7 0 Mon Jan 10 23:59:59 2005 /dev/rdsk/c0t0d0s7 2 Mon Jan 17 23:59:59 2005 /dev/rdsk/c0t0d0s7 5 Mon Jan 24 23:59:59 2005 /dev/rdsk/c0t0d0s7 9 Mon Jan 31 23:59:59 2005

  A backup of files that have been modified or created since January 18th is required.

  Which level must you supply to the ufsdump command to achieve this?

  A. level 4
  B. level 6
  C. level 9
  D. level 2
  A. level 4

• Question 5:

  While listing the contents of a directory on a Solaris system, some files are attributed to a user ID number, rather than to a user name. What caused this?

  A. The user originally owning the files was deleted.
  B. A non-privileged user issued a chown command and changed the owner of a file to a non- existent user.
  C. You are NOT allowed to access the password file.
  D. The user owning the files has a user name that equals the user ID.
  A. The user originally owning the files was deleted.

• Question 6:

  To investigate the login problems experienced by user fred, you use su to assume the identity for fred. Which command can you use to verify that you have actually assumed the identity for fred?

  A. /usr/bin/id
  B. /usr/bin/finger
  C. /usr/bin/last
  D. /usr/bin/who
  A. /usr/bin/id

• Question 7:

  Your company security policy does not allow you to connect your servers directly to the internet. You would like to utilize some of theYour company? security policy does not allow you to connect your servers directly to the internet. You would like to utilize some of the functionality in Solaris 10 to analyze your systems for available OS updates, and also download and install those updates from Sun Microsystems. Which answer describes how to utilize this functionality to analyze your systems for available OS updates, and also download and install those updates without connecting your server directly to the internet?

  A. Get the patches on DVD and use Solaris 10 patch manager tools to analyze your server against the updates on the DVD.
  B. Connect your server via sftp only when you need to analyze your server for updates.
  C. Use the update manager proxy software and re-direct the client to look for updates on the proxy server.
  D. You will not be able to use the update utility to automatically search for updates at Sun Microsystems because the utility requires connecting to a Sun server over the internet.
  C. Use the update manager proxy software and re-direct the client to look for updates on the proxy server.

• Question 8:

  A corrupted file system is now repaired and back in use. Some, but not all of the files within the file systems have been deleted. The only backup of this file system is a month-old tar archive. This archive will need to be restored as root. Which two statements correctly describe the effects of the restore operation? (Choose two.)

  A. Files found in the file system that are also on tape will NOT be overwritten.
  B. The missing files, present on the backup tape, are restored to the file system with the data as it was when the backup was taken.
  C. The access times are preserved by tar and will reflect the time when a user last accessed the data.
  D. The modification time on the files restored by tar will be preserved and will reflect the time the file was last modified before the backup, NOT the time of the restore operation.
  B. The missing files, present on the backup tape, are restored to the file system with the data as it was when the backup was taken.
  D. The modification time on the files restored by tar will be preserved and will reflect the time the file was last modified before the backup, NOT the time of the restore operation.

• Question 9:

  You created a custom .profile and scripts that you would like to have placed in a user home directory when a new user account is created. and scripts that you would like to have placed in a user? home directory when a new user account is created. The script should only be given to users that have a primary GID of 300 - the ? - the development?group. Which describes the procedure to make this happen?

  A. Place the files into the /etc/skel directory; useradd will automatically put those files into the user home directory when the account iswill automatically put those files into the user? home directory when the account is created.
  B. Create a directory named /etc/development ; place the files in this directory ; type: useradd -k /etc/ development when creating accounts for those users.
  C. Create a directory named /etc/skel/development ; place the files in this directory ; type: useradd -K /etc/skel/development when creating accounts for those users.
  D. Create a directory named /etc/skel/development ; place the files in this directory ; type: useradd -m /etc/skel/development when creating accounts for those users.
  B. Create a directory named /etc/development ; place the files in this directory ; type: useradd -k /etc/ development when creating accounts for those users.

• Question 10:

  You need to perform hardware maintenance and have many users logged on. Which command do you use to give users a five-minute warning that the system is to be halted?

  A. shutdown -g300 -i0
  B. init 5
  C. poweroff
  D. shutdown -g5 -i0
  E. halt
  A. shutdown -g300 -i0