Oracle 1Z0-879 Online Practice Questions and Exam Preparation

Oracle 1Z0-879 Online Questions & Answers

• Question 41:

  Every user's home directory is located in the /export/home file system as /export/home/. The output from df -h shows the user's home file system filling up:

  

  Which command would display disk usage by user?

  A. du -h /export/home
  B. df -k /export/home/*
  C. ls -lR /export/home
  D. du -sh /export/home/*
  D. du -sh /export/home/*

• Question 42:

  A security administrator has informed you that during a security scan of the network one of the Solaris 10 systems were discovered to have most network services enabled. The security administrator has asked you to configure the system to meet the organizations security policy which only allows SSH and NFS traffic. Which command will best accomplish this task?

  A. svccfg apply /var/svc/profile/generic_limited_net.xml
  B. netservices limited
  C. svcadm milestone single-user
  D. service_profile limited
  B. netservices limited

• Question 43:

  Your Solaris x86-based server has two boot drives. You want to add an entry to the GRUB main menu, so that during the boot process, you can select to boot the server from either of the disk drives. How would you add a new entry to the GRUB main menu to allow the operator to select which drive to boot from?

  A. Edit the bootenv.rc file and enter a value for the altbootpath parameter.
  B. Use the kernel command to edit the boot entries in the GRUB main menu.
  C. Edit the menu.lst file and add an entry for the second boot disk to the GRUB main menu.
  D. When the GRUB menu appears during the boot process, type ?When the GRUB menu appears during the boot process, type e?to edit the GRUB menu and enter the command to boot from the alternate disk drive.
  E. Press the space bar when the GRUB menu is visible during the boot process to edit the list of commands and enter the command to boot to the alternate disk drive.
  C. Edit the menu.lst file and add an entry for the second boot disk to the GRUB main menu.

• Question 44:

  SystemA has a file system that is being shared as follows:

  /data/dbase rw

  systemB mounts that file system so that users on systemB can use /data as a working directory for adding, changing, and removing files in the /data/dbase file system located on systemA. Which answers describe the correct method of

  mounting the remote file system?

  A. mount --F nfs --o hard,nointr,bg systemA:/data/dbase /data B. mount --F nfs --o soft,intr,bg systemA:/ data/dbase /data
  B. mount --F nfs --o hard,intr systemA:/data/dbase /data
  C. mount --F nfs --o soft,intr,bg,largefiles,logging,rw \ systemA:/data/dbase /data
  A. mount --F nfs --o hard,nointr,bg systemA:/data/dbase /data B. mount --F nfs --o soft,intr,bg systemA:/ data/dbase /data

• Question 45:

  The disk slice /dev/dsk/c2t2d0s3, which has the /opt/software file system mounted, is starting to report errors that indicate it might crash soon. It is imperative that the file system is unmounted and the disk taken offline quickly. A check

  indicates that a number of people are accessing this file system.

  Which command forcibly unmounts this file system?

  A. umount -f /opt/software
  B. unmount -f /dev/dsk/c2t2d0s3
  C. umount /dev/dsk/c2t2d0s3
  D. unmount /opt/software
  A. umount -f /opt/software

• Question 46:

  Users dbadmin, webadmin, and user6 all have their home directories located on serveri in the /export/ home directory.

  Given these three files on a system named ciient6:

  /etc/passwd: dbadmin:x:100:10:Database Admin:/home/dbadmin:/bin/csh webadmin:x:101:10:Web Admin:/home/webadmin:/bin/ks h user6:x:101:10:User number 6:/home/user6:/bin/csh

  /etc/auto_master: #Master map for automounter /net --hosts --nosuid,nobrowse /home auto_home --nobrowse /etc/auto_home: #Home automounter map

  *

  serveri:/export/home/and

  Only user6 is currently logged in to ciient6, and dbadmin and webadmin have no processes running and have never logged in to ciient6. There have been no attempts to access the home directories of dbadmin and webadmin.

  Which two statements are correct? (Choose two.)

  A. Running Is /home outputs user 6.
  B. The dbadmin and webadmin users will NOT be able to log in to ciient6 because their home directories do not exist.
  C. A new user named user7 that is added to /etc/passwd on client6 and has a home directory on serveri as /export/home/user7 will be able to log in without restarting the automounter on client6.
  D. Running the mount on ciient6 command will show the home directories of webadmin, dbadmin, and user6 listed as being mounted.
  A. Running Is /home outputs user 6.
  C. A new user named user7 that is added to /etc/passwd on client6 and has a home directory on serveri as /export/home/user7 will be able to log in without restarting the automounter on client6.

• Question 47:

  A few months ago, your department received several new SPARC-based Sun workstations. As part of your Solaris 10 OS installation procedure, you want to make sure that the firmware on these workstations is at the latest revision. Which two ok prompt commands allow you to see the firmware revision? (Choose two.)

  A. version
  B. banner
  C. .version
  D. show-devs
  E. .registers
  B. banner
  C. .version

• Question 48:

  Which two commands switch the environment of the current user fred to the role special? (Choose two.)

  A. su special
  B. role special
  C. su -special
  D. usermod -R special
  E. role -s special fred
  F. usermod -R special fred
  A. su special
  C. su -special

• Question 49:

  There is a problem on a SPARC-based system that has several permanent, customized device aliases. The system's use of these aliases needs to be temporarily disabled, so that when the problem is cleared, they can be enabled without having to redefine them.

  Which sequence of OBP commands temporarily disables the customized device aliases defined on the system?

  A. use-nvramrc?=falsereset
  B. setenv use-nvramrc?=falsereset
  C. use-nvramrc=falsereset
  D. setenv use-nvramrc? falsereset
  D. setenv use-nvramrc? falsereset

• Question 50:

  Exhibit:

  # zonecfg -z heston-z2 info zonepath: /export/zones/heston-z2 autoboot: true pool: net: address: 192.29.97.111/24 physical: ce0 # df -lh Filesystem size used avail capacity Mounted on /dev/dsk/c1t0d0s0 7.9G 3.2G 4.6G 41% / /devices 0K 0K 0K 0% /devices ctfs 0K 0K 0K 0% /system/contract proc 0K 0K 0K 0% /proc mnttab 0K 0K 0K 0% /etc/mnttab swap 14G 584K 14G 1% /etc/svc/volatile objfs 0K 0K 0K 0% /system/object fd 0K 0K 0K 0% /dev/fd swap 14G 7.1M 14G 1% /tmp swap 14G 72K 14G 1% /var/run /dev/dsk/c1t2d0s0 7.9G 3.1G 4.7G 41% /altroot.c /dev/dsk/c1t1d0s0 7.9G 3.1G 4.7G 41% /altroot.b /dev/dsk/c1t3d0s0 7.9G 3.1G 4.7G 41% /altroot.d /dev/dsk/c1t0d0s6 9.8G 9.9M 9.6G 1% /var/crash /dev/dsk/c1t0d0s5 7.9G 24M 7.8G 1% /var/core /dev/md/dsk/d100 77G 3.2G 73G 5% /export/zones #

  Which three statements are true about the zone configuration shown in the exhibit? (Choose three.)

  A. It is a Sparse Root zone.
  B. It has exclusive use of ce0.
  C. It shares ce0 with the global zone.
  D. The IP address for this zone is 192.29.97.111.
  E. It shares (inherits) all file systems with the global zone.
  F. It does NOT share (inherit) any file systems with the global zone.
  C. It shares ce0 with the global zone.
  D. The IP address for this zone is 192.29.97.111.
  F. It does NOT share (inherit) any file systems with the global zone.