Chapter 8 - Implementing High Availability: Server Clusters

Question 1

NLB servers should be deployed when the data is dynamic and changes frequently.

A) True
B) False

Answer 1

False

Question 2

If you use two NICs in an NLB cluster, you should remove the dedicated IP address.

A) True
B) False

Answer 2

True

Question 3

The default NLB cluster operation mode is Unicast.

A) True
B) False

Answer 3

True

Question 4

If the client affinity value is set to None, any cluster member can respond to any client request.

A) True
B) False

Answer 4

True

Question 4

You must configure port rules for each NLB cluster node.

A) True
B) False

Answer 4

False

Question 5

The choices available for cluster operation mode are Unicast and Multicast.

A) True
B) False

Answer 5

False

Question 6

The Initial host state property controls how the NLB service behaves when the OS boots.

A) True
B) False

Answer 6

True

Question 7

A quorum is shared storage used to store cluster configuration data.

A) True
B) False

Answer 7

False

Question 8

Dynamic disks should be used in a failover cluster.

A) True
B) False

Answer 8

False

Question 9

Cluster-Aware Updating is a failover cluster feature that automates software updates on cluster servers while maintaining cluster service availability.

A) True
B) False

Answer 9

True

Question 10

You’re configuring a failover cluster and want a quorum configuration in which cluster quorum data is located in a shared folder on a server in another location. Which quorum configuration should you choose?

A) Node Majority
B) Node and Disk Majority
C) Node and File Share Majority
D) No Majority: Disk Only

Answer 10

Node and File Share Majority

Question 11

Which affinity value should you choose when the application has dynamic data or the client state must be maintained?

A) None
B) Single
C) Network
D) Multi

Answer 11

Single

Question 12

Which NLB cluster property is used to determine which server will handle traffic not covered by a port rule?

A) Priority
B) Affinity
C) Port range
D) Quorum mode

Answer 12

Priority

Question 13

In a failover cluster, what do you call a server that is a cluster member that’s not responding to client requests for a clustered application but is in standby to do so if the active node fails?

A) Active node
B) Witness node
C) Passive node
D) Affinity node

Answer 13

Passive node

Question 14

You have created a failover cluster that must include SMB 3.0 file share support, and all cluster nodes must have read/write access to the shared storage. What type of storage should you use?

A) Mirrored volume
B) RAID 5 volume
C) Virtual volume pool
D) Cluster shared volume

Answer 14

Cluster shared volume

Question 15

Server “A” is a member of an NLB cluster. Server “A” is scheduled for routine maintenance that requires the server to be taken offline. What option should you use to take the server offline while not disrupting any client requests currently in progress?

A) Stop
B) Hibernate
C) Drainstop
D) Suspend

Answer 15

Drainstop

Question 16

Which of the following is a step in configuring an NLB cluster?

A) Configuring port rules
B) Configuring a witness disk
C) Choosing a quorum mode
D) Choosing shared storage modes

Answer 16

Configuring port rules

Question 17

If a cluster gets divided into multiple subclusters due to lack of communication between cluster nodes, what is the condition of the cluster?

A) Partitioned
B) No majority
C) Unquorumed
D) Unbalanced

Answer 17

Partitioned

Question 17

You want to provide scalability for an application installed on an NLB cluster composed of several servers. Which filtering mode should you use?

A) Single host
B) Multiple host
C) Node majority
D) Dedicated

Answer 17

Multiple host

Question 18

What type of object is added to Active Directory when a failover cluster is created?

A) Server
B) Computer
C) Witness
D) SAN

Answer 18

Computer

Question 19

What is true about failover cluster network configuration?

A) The storage network should be on a separate subnet
B) NIC addresses on servers must have the same network ID
C) You need at least three NICs per server
D) The heartbeat should be on the client access network

Answer 19

The storage network should be on a separate subnet

Question 20

In a failover cluster, which option do you set if you want to revert to a preferred owner when it is available?

A) Allow failback
B) Prevent failback
C) Maximum failures
D) Cluster updating

Answer 20

Allow failback

Question 21

When you specify the client access point, what gets created?

A) Group Policy object
B) Local user account
C) Active Directory user account
D) DNS host record

Answer 21

DNS host record

Question 22

What do clients use to access a service provided by an NLB cluster?

A) Multicast address
B) Virtual IP address
C) Prioritized MAC address
D) Link-local IPv6 address

Answer 22

Virtual IP address

Question 23

In an NLB cluster, what should you configure to specify the types of traffic the cluster should respond to? A) Port rules B) Load weight C) Filter modes D) Affinity modes

Answer 23

Port rules

Question 24

What should you configure if you don't want a host to join an NLB cluster when the server starts and the host should not respond to remote NLB commands? A) Initial host state: Stopped B) Filtering mode: Stopped C) Initial host state: Suspended D) Filtering mode: Suspended

Answer 24

Initial host state: Suspended

Question 25

What does a failover cluster node use to determine if another node is communicating? A) Drainstop B) Witness C) Quorum D) Heartbeat

Answer 25

Heartbeat

Question 26

After you have installed the Failover Clustering feature and verified the network and shared storage access, what should you do next, before creating the cluster? A) Configure the CSV B) Configure cluster options C) Run the cluster validation wizard D) Put the cluster in maintenance mode

Answer 26

Run the cluster validation wizard

Question 27

In and NLB cluster, which of the following is a valid cluster operation mode? (Choose all that apply.) A) Network B) Multicast C) Unicast D) Broadcast

Answer 27

Multicast Unicast

Question 28

In a failover cluster, what are the options for configuring the quorum model? (Choose all that apply.) A) Node and File Share Majority B) Node Majority C) No Majority: File Share Only D) No quorum: Partitioning

Answer 28

Node and File Share Majority Node Majority

Question 29

Which of the following is a requirement for creating a failover cluster on a Windows server? (Choose all that apply.) A) At least 16 GB of RAM B) NICs that support NIC teaming C) Cluster-compatible storage technology D) All clustered applications or services must be the same version

Answer 29

Cluster-compatible storage technology All clustered applications or services must be the same version

Question 30

After a failover cluster is created, which of the following is a task to be performed when configuring the failover cluster? (Choose all that apply.) A) Configure the cluster networks B) Configure port rules C) Configure the host ID D) Configure the quorum model

Answer 30

Configure the cluster networks Configure the quorum model

Question 31

Which of the following is a failover cluster failback option? (Choose all that apply.) A) Prevent failback B) Prevent failback: Only to this server C) Allow failback: Immediately D) Allow failback: Only to this server

Answer 31

Prevent failback Allow failback: Immediately

Question 32

What optimization procedure can be performed when configuring a cluster network for CSV access? (Choose all that apply.) A) Use multiple cluster networks to access CSV traffic B) Configure a maximum bandwidth policy C) Use a single cluster network to access CSV traffic D) Disable cluster network communication on cluster networks that carry CSV traffic

Answer 32

Use multiple cluster networks to access CSV traffic Disable cluster network communication on cluster networks that carry CSV traffic

Question 33

What quorum model utilizes Microsoft Azure and is used in stretch clusters? A) Cloud Majority B) Node and Disk Majority C) Cloud witness D) Node Majority

Answer 33

Cloud witness

Question 34

Which of the following is shared storage used to store cluster configuration data and help determine the cluster quorum? A) Witness disk B) Clustered disk C) Active node D) Cluster node

Answer 34

Witness disk

Question 35

Which PowerShell cmdlet will allow you to edit the configuration of an NLB cluster? A) New-NlbCluster B) Edit-NlbClusterNode C) Set-NlbCluster D) Get-NlbClusterNode

Answer 35

Set-NlbCluster

Question 36

What metric can be assigned to cluster members to control the balance of traffic between cluster members? A) Port rules B) Load weight C) Heartbeat D) Port value

Answer 36

Load weight

Question 37

When you create a new cluster, what must be specified first that will participate in the new cluster? A) Network interface B) Host priority C) IP address D) Host

Answer 37

Host

Question 38

What is the term used to specify the fully qualified domain name assigned to a cluster, and must have an entry in DNS that resolves to the cluster’s primary IP address? A) Primary address B) Full Internet name C) Cluster address D) DNS name

Answer 38

Full Internet Name