Oracle 1Z0-879 Online Practice Questions and Exam Preparation

Oracle 1Z0-879 Online Questions & Answers

• Question 111:

  The system administrator has placed several entries in the direct map of a Solaris 10 OS machine that is configured to use local files. Which three features are direct map entries? (Choose three.)

  A. Direct maps can always be browsed.
  B. Direct maps specify relative paths only.
  C. Direct maps specify the absolute path of the mount point.
  D. A /- entry in the master map defines a mount point for direct maps.
  E. A master map that is a local file can only have one direct map entry.
  F. The directory specified in the map entry can be mounted from a comma-separated list of servers.
  C. Direct maps specify the absolute path of the mount point.
  D. A /- entry in the master map defines a mount point for direct maps.
  F. The directory specified in the map entry can be mounted from a comma-separated list of servers.

• Question 112:

  As system administrator, you are beginning the process of installing Solaris 10 OS on a new SPARC- based workstation. At the FORTH Monitor, which three will be displayed by initiating the banner command? (Choose three.)

  A. boot device
  B. input device
  C. Ethernet address
  D. OpenBoot version
  E. output device
  F. amount of memory
  G. diagnostics level
  H. diagnostics switch
  C. Ethernet address
  D. OpenBoot version
  F. amount of memory

• Question 113:

  After a power outage, a user's workstation in your department will no longer mount the user's home directory. You believe that the superblock in the /dev/dsk/c0t0d0s7 file system has become corrupt. Which command will display the alternative backup superblocks?

  A. fsck -sb /dev/dsk/c0t0d0s7
  B. newfs -sb /dev/dsk/c0t0d0s7
  C. fsck -N /dev/rdsk/c0t0d0s7
  D. newfs -N /dev/rdsk/c0t0d0s7
  D. newfs -N /dev/rdsk/c0t0d0s7

• Question 114:

  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 115:

  Given the following output from a dumpadm command: # dumpadm

  Dump content: kernel pages Dump device: /dev/dsk/c0t0d0s1 (swap) Savecore directory: /var/crash/wm13w1 Savecore enabled: yes

  Which statement is correct?

  A. The dump device is also a swap device.
  B. Crash dumps are written to the /var/crash/wm13w1 file.
  C. The system dumps the whole content of memory to the dump device.
  D. The savecore command will run as the system shuts down following a panic.
  A. The dump device is also a swap device.

• Question 116:

  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 allows the selection of a device path and later inserts it into the command line that creates the new device alias?

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

• Question 117:

  Exhibit:

  /etc/dfs/dfstab file # Place share(1M) commands here for automatic execution # on entering init state 3. # # Issue the command /etc/init.d/nfs.server start to run the NFS # daemon processes and the share commands, after adding the very # first entry to this file. # # share [-F fstype] [ -o options] [-d ] [resource] # .e.g, # share -F nfs -o rw=engineering -d home dirs /export/home2 share -F nfs /usr/share/man share -F nfs -o ro /export/share share -F nfs /var/tmp

  Which command makes the /export/share resource unavailable for clients to mount, without affecting any other shared resources?

  A. unshareall
  B. share /export/share
  C. umount /export/share
  D. unshare /export/share
  E. unshare -F nfs /export
  D. unshare /export/share

• Question 118:

  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 119:

  Your server has been crashing intermittently for unknown reasons. Youtfie been told to start saving the information from the crash in the /var/crash directory (c0tid0s4) so that a technician can analyze the problem. Your crash dump configuration file has the following entries:

  Dump content: all pages Dump device: /dev/dsk/c0d0s1 (swap) Savecore directory: /var/crash/ Savecore enabled: no

  After the most recent crash, you went into the /var/crash directory to look for the dump file and the directory was empty. What would you need to do to get the system to store the system crash dumps in the /var/ crash directory?

  A. coreadm -p /dev/dsk/c0d0s4
  B. coreadm --y
  C. dumpadm --s /dev/dsk/c0d0s4
  D. dumpadm -y
  D. dumpadm -y

• Question 120:

  You tried connecting to your server using telnet. You tried connecting to your server using telnet, however, you cannot get a login prompt. From the system console, you display the following information about the telnet service:

  

  Which answer describes what you can do to get the telnet service working again?

  A. Enable telnetd in the /etc/inetd.conf file.
  B. inetadm enable svc:/network/telnet:default
  C. inetadm -a svc:/network/inetd:default
  D. inetadm -a telnet
  D. inetadm -a telnet