Deck 11: Security Through Disaster Recovery

Question 1

Red Hat Linux 9.x supports the implementation of a UPS through the use of the /sbin/powerd utility.

Answer 1

False

Question 2

An online UPS connects city power directly to the electrical equipment until it senses a sudden reduction in power, at which time it switches over to batteries.

Answer 2

False

Question 3

There are two types of UPS systems that are commonly marketed: onsite and offsite.

Answer 3

False

Question 4

In the command "ups_aio msgdelay=300 downtime=600" a power outage warning is sent to all users within 10 minutes of a power outage.

Question 5

In Windows Server 2003, striped dynamic disks are called a striped volume .

Question 6

A significant disadvantage to using level 2 striping is that if one disk fails, you can expect a large data loss on all volumes.

Question 7

In Netware, the AIOCOMX NLM is the software used to configure the communications parameters for a UPS.

Question 8

DFS is configured using the Distributed File System tool in the Administrative Tools menu in Windows 2000 Server.

Question 9

The NIC is a device, in the form of a card, that enables a computer or network equipment to attach to the network.

Question 10

RAID is a set of standards for lengthening disk life and preventing data loss.

Question 11

Windows 2000, Windows XP Professional, Windows Server 2003, Red Hat Linux 9.x, Mac OS X, and NetWare 6.x all support multiprocessor systems.

Question 12

In Windows Server 2003, DFS can be used to place copies of the same folders on two or more computers in different locations.

Question 13

In the shared disk model, if one computer fails, the resources that it owns can be taken over by a different computer in the cluster that is still operational.

Question 14

In Windows Server 2003, all three RAID levels support FAT and NTFS formatted disks.

Question 15

Transmission control firmware is software stored on a chip in the NIC that enables packets and frames to be correctly formatted for a specific protocol, for example, TCP/IP.

Question 16

With disk striping, there are two separate drives for each disk volume of data.

Question 17

An online UPS normally regulates power to provide insurance for brownouts as well as outages.

Question 18

Windows 2000 Server and Windows Server 2003 support only RAID levels 0, 1, and 5 for disk fault tolerance.

Question 19

Windows 2000 Server, Windows Server 2003, Red Hat Linux 9.x, and NetWare 6.x all have versions or add-on software to enable clustering.

Question 20

Clustered computers are frequently used to provide uninterrupted service when one computer fails, and to provide a means to expand processing power, storage, and RAM when an existing system is overloaded.

Question 21

In which level of RAID is disk mirroring and disk duplexing employed?

A) 0
B) 1
C) 3
D) 5

Question 22

Which NIC component works with protocol control firmware installed in the NIC to construct packets and frames for transmission?

A) An appropriate connector for the network medium
B) A transceiver
C) A MAC controller
D) Protocol control firmware

Question 23

Which of the following types of servers should have redundant power supplies installed?

A) SMTP mail
B) Global catalog
C) Web
D) Database
E) All of the above

Question 24

What type of connection does a UPS use to communicate with a computer?

A) Serial
B) Parallel
C) Network
D) Electrical

Question 25

A _____ is a duplicate of some or all of a main databases data.

A) data mine
B) data cluster
C) data warehouse
D) data farm

Question 26

The figure above is an example of what type of fault tolerance?

A) Disk mirroring
B) Disk duplexing
C) Disk striping
D) Disk partitioning

Question 27

Which level of RAID uses an array of disks where the data are striped across all disks in the array but does not store a checksum?

A) 1
B) 2
C) 3
D) 4

Question 28

In Red Hat Linux 9.x, what should be used to communicate with a UPS?

A) /etc/sysconfig/ups file
B) /sbin/powerd utility
C) UPS manufacturer's configuration software
D) UPS Manager utility

Question 29

What is the maximum number of processors supported by Windows Server 2003 Datacenter Edition?

A) 8
B) 16
C) 32
D) 64

Question 30

Which clustering model is one in which all servers equally share resources that include disk, CD-ROM, and tape storage?

A) Shared disk
B) Shared server
C) Shared network
D) Shared none

Question 31

At which layer of the OSI model does the MAC controller work?

A) Physical
B) Data Link
C) Network
D) Transport

Question 32

In which level of RAID is there striping with no other redundancy features?

A) 0
B) 1
C) 2
D) 5

Question 33

Which of the following is a type of UPS?

A) Online
B) Offline
C) Inline
D) Both a and b
E) a, b, and c

Question 34

Which of the following devices should not be plugged into a UPS?

A) Computer
B) Monitor
C) Router
D) Laser printer

Question 35

The figure above is an example of what type of fault tolerance?

A) Disk mirroring
B) Disk duplexing
C) Disk striping
D) Disk partitioning

Question 36

Which of the following NIC components encapsulate source and destination address information?

A) Protocol control firmware
B) A MAC controller
C) An appropriate connector for the network medium
D) Both a and b
E) Both b and c

Question 37

What is the maximum number of processors supported by Windows XP Professional?

A) 1
B) 2
C) 4
D) 8

Question 38

Which UPS_AIO configuration option displays a brief description of the options used with the UPS_AIO NLM?

A) path
B) options
C) description
D) ?

Question 39

Which UPS_AIO configuration option is the interval between multiple warning messages sent to all users?

A) msgdelay=seconds
B) msginterval=seconds
C) msginterval=milliseconds
D) msgdelay=milliseconds

Question 40

Which of the following connectors are available on NICs?

A) Wireless
B) Coax
C) Twisted-pair
D) Fiber-optic
E) All of the above

Question 41

In Windows Server 2003, what is the maximum number of disks that can be incorporated into one spanned volume?

A) 8
B) 16
C) 32
D) 64

Question 42

Which of the following is not an advantage of hardware RAID?

A) Faster read and write response
B) More expensive to implement
C) The ability to hot swap a failed disk with one that works
D) More setup options to retrieve damaged data and to combine different RAID levels

Question 43

Which of the following types of backups can be performed by Windows XP?

A) Normal
B) Essential
C) Distributed
D) File System

Question 44

Which level of RAID is supported by Red Hat Linux?

A) 0
B) 1
C) 5
D) Both a and b
E) a, b, and c

Question 45

In NetWare 6.x, do you use NDS tools from ConsoleOne to manage RAID?

Question 46

In Windows 2000, how many hard disks can RAID level 5 use?

A) 2 to 32
B) 3 to 32
C) 3 to 64
D) 5 to 32

Question 47

Which level of RAID spreads both error correction and checksum data over all of the disks, so there is no single point of failure?

A) 2
B) 3
C) 4
D) 5

Question 48

Which Netware TSA is used for Netware 6.x?

A) TSA600
B) TSANDS
C) GWTSA
D) W95TSA

Question 49

Which levels of RAID are supported by Mac OS X?

A) 0
B) 1
C) 5
D) Both a and b
E) Both b and c

Question 50

What is displayed in the figure above?

A) Shared disk clustering model
B) Shared server clustering model
C) Shared network clustering model
D) Shared nothing clustering model

Question 51

When using RAID level 1, how much of the disk space is used for redundancy?

A) 25%
B) 33%
C) 50%
D) 66%

Question 52

Which of the following file systems can dynamic disks be formatted for?

A) FAT
B) FAT32
C) NTFS
D) All of the above

Question 53

Which level of RAID uses disk striping and stores error-correcting information, but the information is only written to one disk in the array?

A) 0
B) 1
C) 2
D) 3

Question 54

Does Apple recommend that you place the boot files on the RAID disks when configuring Mac OS X for fault tolerance?

Question 55

Can RAID be configured when you install Red Hat Linux 9.x using the GUI installation mode?

Question 56

Can the NSSMU be used for configuring RAID during the installation of the Netware 6.5 operating system, as well as after it is installed?

Question 57

Does a dynamic disk use traditional disk management techniques?

Question 58

Which level of RAID can perform checksum verification?

A) 3
B) 4
C) 5
D) Both a and b
E) Both b and c

Question 59

In Windows 2000, how many hard disks can RAID level 1 use?

A) 1
B) 2
C) 3 to 5
D) 3 to 16

Question 60

Which levels of RAID are recommended for use in Windows 2000 Server?

A) 0
B) 1
C) 5
D) Both b and c
E) a, b, and c

Question 61

In UNIX/Linux, ____________________ is a binary backup that creates a mirror image of a disk onto the backup medium, such as a tape or CD-R/CD-RW.

Question 62

NetWare 6.5 offers _____________________, which is a browser tool for managing objects in NetWare.

Question 63

What are the four advantages to performing backups from a tape or CD-R/CD-RW drive installed in a local computer rather than a remote computer?

Question 64

The disadvantage of a(n) ____________________ UPS is that it may not switch to battery power in time to fully protect equipment during a sudden power failure.

Question 65

Is one of the disadvantages of binary backups the fact that in many versions you cannot restore individual files or directories, and when you perform a restore, the target disk drive must be the same size or larger than the disk drive from which the backup was made?

Question 66

The advantage of ____________________ backup is that it is simple to perform and includes everything on the disk.

Question 67

What are the five different types of backups that the Windows Server 2003 backup tool enables you to perform?

Question 68

What four advantages does hardware RAID offer over software RAID?

Question 69

In Netware, ____________________ is used to back up the NDS database and eDirectory.

Question 70

NetWare has long had the ____________________ System to protect files and databases in case of an unexpected system crash or power failure.

Question 71

In UNIX/Linux, the ____________________ utility backs up either all files, files that have changed by date, or files that have changed after the previous backup.

Question 72

Does the daily backup option back up only files that have been changed or updated on the day the backup is performed?

Question 73

Does Mac OS X support the use of dump and tar, in a way that is identical to Red Hat Linux 9.x and many other UNIX systems?

Question 74

____________________ RAID implements fault tolerance through the computer's operating system.

Question 75

List the five TSAs that are loaded at the Netware Server Console prior to starting a backup.

Question 76

In Red Hat Linux, the disk ____________________ utility enables you to manually configure the disk configuration options, including RAID.

Question 77

A(n) ____________________ backup is a backup of all files that you have selected, usually an entire partition or volume.

Question 78

Is a differential backup one in which the entire system, including all system files, programs, and data files are backed up?

Question 79

What five options are available for UPS configuration in Power Options on a Windows 2000 computer?

Question 80

Was the dump backup utility designed for archiving tapes, since it includes file information as well as the archived files?