Managing Storage and File Servers

Which of the following filesystems contains data that changes often, such a log files, mail files, and spools? a. /var b. /home c. /boot d. /opt

a. /var

CIFS is an abbreviation for which of the following? a. Common Internet File System b. Common Internet File Server c. Configuration Internet File System d. Configuration Internet File Server

a. Common Internet File System

Which of the following is not true regarding hard and soft file links on Linux? a. If you have 10 hard-linked files and you delete any nine of these files, the data is no longer maintained in the remaining file. b. When you create a hard link to a file, there is no way to distinguish the "original" file from the "linked" file. c. Hard-link files share the same inode. d. When you create a soft link, the original file contains the data while the link file "points to" the original file.

a. If you have 10 hard-linked files and you delete any nine of these files, the data is no longer maintained in the remaining file.

Which of the following is a specification that describes how filesystems are to be encrypted on Linux? a. LUKS b. DMCrypt c. GnuPG d. All of the above

a. LUKS

LVM, which stands for __________, is a technology that can be used in place of traditional partitions. a. Logical Volume Manager b. Logical Virtual Memory c. Logical Virtual Manager d. Logical Volume Memory

a. Logical Volume Manager

Where are traditional partition tables stored? a. MBR b. GPT c. RAID d. UDF

a. MBR

Which of the following is a Distributed File System (DFS) protocol that was originally created by Sun Microsystems in 1984? a. NFS b. SMB c. CIFS d. SAMBA

a. NFS

Which of the following SAMBA packages contains software used by both the SAMBA server and client utilities? a. SAMBA-common b. SAMBA-swat c. SAMBA-client d. None of the above

a. SAMBA-common

After installing the iscsi-initiator-utils package, you can use which of the following commands to see the name of the targets provided by an iSCSI server? a. iscsiadm b. iscsid c. tgtd d. sendtargets

a. iscsiadm

After completing a backup, you should destroy the LVM snapshot by first unmounting the snapshot VM and then executing the __________ command. a. lvremove b. lvreduce c. lvextend d. lvdisplay

a. lvremove

After you create a partition, you can create a filesystem using the __________ command. a. mkfs b. mount c. fsck d. fdisk

a. mkfs

Which of the following mount command options allows you to mount a filesystem as read-only? a. ro b. -o c. rw d. -t

a. ro

Which of the following NFS server processes exists only on systems that run NFSv4? a. rpc.idmapd b. rpc.statd c. rpcmountd d. rpcrquotad

a. rpc.idmapd

After you make changes to the smb.conf file and before starting the SAMBA server, you should execute which of the following commands to verify the syntax of the configuration file? a. testparm b. smbclient c. smbpasswd d. nmblookup

a. testparm

Which of the following would you use to change the percentage of a filesystem reserved for the superuser? a. tune2fs b. debugfs c. dumpe2fs d. fsck

a. tune2fs

To enable user quotas, you must first mount the filesystem with the __________ mount option. a. usrquota b. quotaon c. quotacheck d. edquota

a. usrquota

Which option for the quotacheck command is used to create database file(s)? a. -u b. -c c. -g d. -m

b. -c

Which of the following directories is the top of the virtual filesystem structure? a. /var b. / (root) c. /usr d. /boot

b. / (root)

Which of the following is specifically designed to be used as the filesystem on CD-ROM discs? a. btrfs b. ISO9660 c. UDF d. xfs

b. ISO9660

Which of the following is a disadvantage of using LVM? a. LVM does not allow you to back up a frozen image of the filesystem while the real filesystem remains active. b. LVM doesn't provide redundancy like RAID does. c. The LVM feature of striping cannot write data to multiple hard disks concurrently. d. LVM cannot merge multiple storage devices together into a device that the kernel perceives as a single storage device.

b. LVM doesn't provide redundancy like RAID does.

Which of the following are used to separate a hard disk into smaller components, so that each component can then be treated as a different storage device? a. Virtual filesystems b. Partitions c. Physical filesystems d. Swap devices

b. Partitions

Which of the following is not one of the three sections in the default smb.conf file? a. [printers] b. [security] c. [global] d. [homes]

b. [security]

Which of the following commands can be executed by the root user to set a grace period on disk quotas? a. quota b. edquota -t c. repquota d. quotaon

b. edquota -t

Which of the following commands is used to make an LV smaller by shrinking the size of the filesystem and then shrinking the LV? a. lvremove b. lvreduce c. lvextend d. lvdisplay

b. lvreduce

Which of the following NFS mount options specifies how many times to retry to mount an NFS share? a. rsize= b. retrans= c. timeo= d. retry=

b. retrans=

Which of the following NFS server processes handles the recovery process if the NFS server is rebooted when NFS clients are actively using the NFS server's resources? a. rpc.idmapd b. rpc.statd c. rpcmountd d. rpcrquotad

b. rpc.statd

Which of the following commands is used to see the size of physical extents, as well as other useful VG information? a. pvcreate b. vgdisplay c. pvdisplay d. vgcreate

b. vgdisplay

Which of the following tools allows you to fix unmounted xfs-based filesystems? a. xfs_info b. xfs_repair c. xfsrestore d. xfs_check

b. xfs_repair

Which of the following filesystems contains files such as the kernel, bootloader, and initramfs files? a. /var b. /home c. /boot d. /opt

c. /boot

__________ filesystems are structures used to organize data on a device, such as a partition, logical volume, or RAID. a. Virtual b. Directory c. Physical d. Simulated

c. Physical

NFS requires another service called RPC, which stands for which of the following? a. Reverse Procedure Call b. Remote Portmap Call c. Remote Procedure Call d. Reverse Portmap Call

c. Remote Procedure Call

Which of the following is a protocol that was invented in the mid-1980s by IBM for the purpose of being able to share directories between hosts on a LAN? a. DFS b. NFS c. LAN d. CIFS

c. SMB

Which of the following would you create in order to display a warning to users who exceed the amount of space allotted for their files? a. Flexible limit b. Hard limit c. Soft limit d. None of the above

c. Soft limit

Which of the following refers to what regular users see when they are looking at files and directories on the operating system? a. Physical filesystems b. Partitions c. Virtual filesystems d. Swap devices

c. Virtual filesystems

Which of the following commands is used to create a new encrypted filesystem? a. cryptmount b. modprobe c. cryptsetup d. mkfs

c. cryptsetup

Which of the following commands displays usage of partitions and logical devices? a. du b. cd c. df d. ls

c. df

Which of the following is a network storage solution based on the communication protocol provided by SCSI? a. WWID b. LUN c. iSCSI d. Initiator

c. iSCSI

Which of the following fields of a quota specifies how many files the user currently has in the filesystem? a. blocks b. Filesystem c. inodes d. hard

c. inodes

Which of the following commands is used to create an LV using space from a VG? a. vglvcreate b. vgcreate c. lvcreate d. pvcreate

c. lvcreate

The full collection of partitions on a single storage device is called the __________. a. GUID b. GPT c. partition table d. MBR

c. partition table

Which of the following commands is used to create a new SAMBA account for a Linux user account? a. testparm b. smbclient c. smbpasswd d. nmblookup

c. smbpasswd

Which of the following commands shows the status of the SAMBA server, including which machines are connected to it and what resource is being accessed? a. smbrank b. stat c. smbstatus d. symlink

c. smbstatus

Which of the following commands allows you to see your currently active swap devices? a. swapoff b. swap c. swapon d. mkswap

c. swapon

The LVM commands are normally executed by symbolic links that refer to which of the following commands? a. /etc/fstab b. /sbin/pvcreate c. /dev/mapper d. /sbin/lvm

d. /sbin/lvm

Which of the following tools allow you to change and view ext-based filesystems? a. tune2fs b. debugfs c. dumpe2fs d. All of the above

d. All of the above

Which of the following is an SMB-based protocol made popular on Microsoft Windows systems? a. DFS b. NFS c. LAN d. CIFS

d. CIFS

The purpose of the __________ feature is to have filesystems automatically mounted when a user (or any process) accesses the mount point. a. auto.misc b. auto.master c. fstype d. autofs

d. autofs

An administrator can limit how much space a user can use in each filesystem by enabling a __________. a. quota check b. mount option c. snapshot d. disk quota

d. disk quota

Which of the following commands can you use to create an MBR partition? a. mkfs b. mount c. fsck d. fdisk

d. fdisk

Which part of a file stores the file's metadata, such as file ownership, permissions, and timestamps? a. snapshot b. node c. autofs d. inode

d. inode

Placing the filesystem under a directory is completed through a process called __________. a. unmounting b. partitioning c. swapping d. mounting

d. mounting

To discover SAMBA servers in your workgroup, execute the __________ command. a. testparm b. smbclient c. smbpasswd d. nmblookup

d. nmblookup

After a volume group (VG) is created with LVM, the space made available by the physical volumes (PVs) is broken into small chunks called __________. a. filesystems b. logical volumes c. partitions d. physical extents

d. physical extents

Which of the following is an NFS utility that can be compared to an old-fashioned telephone operator? a. libwrap b. rpcinfo c. exportfs d. portmap

d. portmap

Which of the following NFS sharing options specifies that file data changes are made to disk immediately, which has an impact on performance, but is less likely to result in data loss? a. rw b. async c. ro d. sync

d. sync

After you have discovered a SAMBA server, you can see what shares are available on the SAMBA server by executing the __________ command. a. testparm b. smbclient c. smbpasswd d. nmblookup

not a

Which of the following commands can be used on the NFS server to display what is currently shared or to temporarily share a resource? a. nfssat b. showmount c. exportfs d. mount

not a

When removable media, such as a CD-ROM or DVD, is automatically mounted, it is typically made available under which of the following directories? a. /data b. /rem c. /dev d. /media

not c

Which of the following is the first step for making a partition available to the operating system? a. Create a filesystem b. Verify the mount. c. Mount the filesystem under the mount point. d. Make a mount point.

not c

Which field for the mount command output represents the directory where the filesystem is currently mounted? a. fs_type b. mount_point c. device d. mount_options

not d