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Specialized Network

Total questions: 29

Worksheet time: 1hrs 27mins

Name
Class
Date
1.

Dedicated block-based storage, leveraging a high-speed architecture that interconnects and delivers shared pools of storage devices to multiple servers. This makes its data act as if it were locally attached.

a)

Storage Area Network (SAN)

b)

Initiator

c)

Internet Small Computer Systems Interface (iSCSI)

d)

Software-Defined Network (SDN)

e)

Target

2.

A server that connects to the shared storage device. They run this software that connects to and communicates with the SAN target.

a)

Storage Area Network (SAN)

b)

Initiator

c)

Internet Small Computer Systems Interface (iSCSI)

d)

Software-Defined Network (SDN)

e)

Target

3.

All SAN storage devices are called this

a)

Storage Area Network (SAN)

b)

Initiator

c)

Internet Small Computer Systems Interface (iSCSI)

d)

Software-Defined Network (SDN)

e)

Target

4.

A protocol used in TCP/IP networks' data storage solutions. The advantage is the speed of data flow.

a)

Storage Area Network (SAN)

b)

Initiator

c)

Internet Small Computer Systems Interface (iSCSI)

d)

Software-Defined Network (SDN)

e)

Target

5.

This is an approach to network management that lets you centrally control (or program) a network intelligently using a software application. This helps make the management of the entire network consistent regardless of the underlying network technology.

a)

Storage Area Network (SAN)

b)

Initiator

c)

Internet Small Computer Systems Interface (iSCSI)

d)

Software-Defined Network (SDN)

e)

Target

6.

These are not technically a SAN component

They connect to the SAN using a NIC or a host HBA. AN HBA is a circuit board that is inserted into a computer motherboard like a NIC

a)

Host

b)

Storage

c)

SAN Fabric

7.

These are typically:

Disk arrays, Tape libraries, and Optical jukeboxes

a)

Host

b)

Storage

c)

SAN Fabric

8.

These consist of:

hubs, switches, & network cables

a)

Host

b)

Storage

c)

SAN Fabric

9.

This is generally used to identify multiple communication paths between servers and storage devices. Multiple paths create a redundant _____ rather than a single thread. Also, this serves as a reminder that the storage area network is different from the production network.

a)

Fabric

b)

Mesh

c)

Bus

d)

Blanket

10.

A switched ___ SAN uses fiber optic cabling, network adapters, and switches to build the SAN fabric.

Install two ___ HBAs in each server.

Deploy two ___ switches by connecting each server to each ___ switch.

Deploy shared storage devices.

a)

Fibre Channel (FC)

b)

Internet Small Computer Systems Interface (iSCSI)

c)

Fibre Channel over Ethernet (FCoE)

d)

Infiniband

11.

An ___ SAN uses network protocols that encapsulate ___ commands within IP packets and transmit them over a standard ethernet network. To build a redundant ___ SAN:

Install two dedicated ethernet NICs in each server. These NICs have either fiber or twisted pair connections.

Deploy two dedicated ethernet switches by connecting each server to each switch using appropriate cable.

Deploy the shared storage devices.

a)

Fibre Channel (FC)

b)

Internet Small Computer Systems Interface (iSCSI)

c)

Fibre Channel over Ethernet (FCoE)

d)

Infiniband

12.

This was deployed to lower the cost of these solutions.

Like iSCSI, this uses standard ethernet switches and physical connections.

Unlike iSCSI, which can run on slow ethernets, this requires 10 Gb Ethernet.

a)

Fibre Channel (FC)

b)

Internet Small Computer Systems Interface (iSCSI)

c)

Fibre Channel over Ethernet (FCoE)

d)

Infiniband

13.

This was designed for high-performance supercomputers.

It features high throughput and very low latency.

It can be used in a SAN as well as between clustered computers.

a)

Fibre Channel (FC)

b)

Internet Small Computer Systems Interface (iSCSI)

c)

Fibre Channel over Ethernet (FCoE)

d)

Infiniband

14.

Several factors may influence the choice of SAN technology. Select all that apply.

a)

Cost

b)

Specialization

c)

Speed

d)

Distance

e)

Time

15.

This layer in which various things reside. One example in this layer is that creates the network map of all the devices in the network. Another example is a load balancer that stops and starts VMs as resource use increases.

a)

Application Layer

b)

Control Layer

c)

Data Link Layer

d)

Infrastructure/Physical Layer

16.

This layer is the brains of a SDN network.

a)

Application Layer

b)

Control Layer

c)

Data Link Layer

d)

Infrastructure/Physical Layer

17.

This layer in which the switches, routers, and other network appliances reside.

a)

Application Layer

b)

Control Layer

c)

Data Link Layer

d)

Infrastructure/Physical Layer

18.

The interface that the administrator uses to configure network devices and monitor performance.

a)

Management plane

b)

Northbound API

c)

Southbound API

19.

The API that connects the control layer and application layer.

a)

Management plane

b)

Northbound API

c)

Southbound API

20.

The API that connects the control layer with the infrastructure layer.

a)

Management plane

b)

Northbound API

c)

Southbound API

21.

What does TOR stand for

a)

Top of Rack

b)

Time of Reference

c)

The Old Republic

d)

Type of Relationship

22.

Standard VoIP phone is a

These have the look and feel of a traditional phone with a base and a handset.

Are really computers that are built to look and operate like phones.

Are connected to a network, like any other computer.

Can be configured using a web browser connected to the web page interface.

a)

Hard phone

b)

Soft phone

23.

The computer's microphone and speakers act as one of these.

Is a software application that is installed on a computer device like ac omputer or handheld devices.

Allows access to the VoIP server for real time audio communication.

a)

Hard phone

b)

Soft phone

24.

This converts voice and fac calls between PSTN and the IP network in real time.

Generally smaller, less costly, and more specialized than VoIP servers.

a)

VoIP gateways

b)

VoIP Protocols

c)

VoIP codecs

25.

Is a special algorithm that compresses VoIP data to reduce bandwidth consumption.

Compresses the data on the sending end and decompresses the data on the receivning end.

Determines the sound quality of the VoIP call and the amount of bandwidth.

This should be adequate for small organizations.

a)

VoIP gateways

b)

VoIP Protocols

c)

VoIP codecs

26.

VoIP uses these that reside on top of transport layer protocols like TCP, UDP, & SCTP to assemble and distribute data throughout your network. Due to QoS considerations, UDP is the most commonly used.

a)

VoIP gateways

b)

VoIP Protocols

c)

VoIP codecs

27.

can assign priority depending the type of network traffic.

Network devices like switches and routers can examine the type of service bits and precedence bits in the header of an IP packet to determine the type of traffic.

Settings on network devices can be configured to give priority to VoIP traffic.

a)

QoS

b)

Latency

c)

Jitter

28.

How long it takes for a packet of data to get from one point to another.

Too much of these callers talk to each other.

It is most important when a VoIP server is hosted in the cloud because of this.

a)

QoS

b)

Latency

c)

Jitter

29.

is a variation in the delay or latency of received packets.

Variability in this during a call can cause unusual sound effects.

When troubleshooting, check settings.

VoIP endpoints can be configured with jitter buffers.

a)

QoS

b)

Latency

c)

Jitter