Chapter 6

Front 1

Which of the following is not contributing to the dramatic increase in network traffic today?

Back 1

Client computers today can have 2GB of RAM, a 300 GB hard drive, and 2 Ghz processors.

Front 2

Which of the following is not true about network design?

Back 2

In designing LAN networks, network designers tend to err on the side of building too small a network

Front 3

Which of the following is not included in the key deliverable for the needs assessment stage, the set of logical network diagrams?

Back 3

specific routers that have been chosen to implement the proposed network

Front 4

A _________ results when a network is used to a greater extent than was originally anticipated by the network designer.

Back 4

turnpike effect

Front 5

Simulation is a tool that can be used in designing networks.

Back 5

True

Front 6

Which of the following is not a step used in newer types of network design processes?

Back 6

implementation

Front 7

The network architecture component that is a special LAN with a group of servers that enables electronic data exchange of between the organization and the external entities it does business with is called the

Back 7

e-commerce edge

Front 8

The network architecture component that is sometimes referred to as the distribution layer is the

Back 8

building backbone

Front 9

The network architecture component which contains the organization's servers is called the

Back 9

data center

Front 10

Which of the following is not a key deliverable for the cost assessment step?

Back 10

list of wish list requirements

Front 11

The turnpike effect results when a network is used at a much lower rate than was anticipated when it was designed.

Back 11

False

Front 12

In __________, the network designer examines the available technologies and assesses which options will meet the users' needs.

Back 12

technology design

Front 13

According to one rule of thumb, ______ percent of circuit loading information is easy to gather.

Back 13

80

Front 14

Estimating the size and type of the "standard" and "advanced" network circuits is called _________.

Back 14

capacity planning

Front 15

Which of the following is not a step under the traditional network design approach?

Back 15

An analyst takes the traffic on the current network and then multiplies that by a factor of 3.65 to come up with the estimate of the total traffic for the new network.

Front 16

Today, many organizations design networks using the building-block approach.

Back 16

True

Front 17

Which of the following are not costs that are generally considered during the cost assessment stage of the network design process?

Back 17

cost of advertising brochures for new products to be offered by an organization

Front 18

The traditional network design approach does not work well for _________ networks.

Back 18

rapidly growing

Front 19

RFP stands for:

Back 19

Request for Proposal

Front 20

Cost assessment is used to look at the relative cost of technologies used in a network design.

Back 20

True

Front 21

Gaining an understanding of the current application system and messages provides a _________ against which future design requirements can be gauged.

Back 21

baseline

Front 22

The building block design approach is sometimes called:

Back 22

narrow and deep

Front 23

___________ refers to the amount of data transmitted on a circuit.

Back 23

Circuit loading

Front 24

Which of the following is not a main item for which network designers estimate costs for the proposed network?

Back 24

ergonomic chairs for users

Front 25

Which of the following is not a way in which network requirements, identified in the needs analysis of the network design process, are organized?

Back 25

non-necessary requirements

Front 26

To estimate costs for large network purchases, organizations often:

Back 26

issue an RFP to vendors

Front 27

In technology design, a network designer looks at available technologies to see which options will satisfy users' needs.

Back 27

True

Front 28

Which of the following would not be a type of circuit that needs to be considered when planning for technology design capacity?

Back 28

Ethernet

Front 29

The step of understanding current traffic on a network provides a baseline against which future network requirements can be compared.

Back 29

True

Front 30

__________ is not an important consideration when network designers review old and new applications.

Back 30

Reviewing the NFL scores

Front 31

Networks requirements can be divided into mandatory, desirable, and wish-list requirements.

Back 31

True

Front 32

There are some network modeling tools that can ________ the existing network.

Back 32

discover

Front 33

Nowadays, most organizations use a simpler approach to network design called the ___________ approach.

Back 33

building-block

Front 34

A traditional network design approach follows a structured systems analysis and design process similar to that used in building applications.

Back 34

True

Front 35

When obtaining the support of senior management for a proposed network, it is important to use as much technical network jargon as possible.

Back 35

False

Front 36

The goal of the needs analysis step in network design is to develop a physical network design.

Back 36

False-to understand why it is being built

Front 37

Needs analysis is the final step in the building block approach to network design.

Back 37

False-Cost Assessment is

Front 38

In __________, the network designer considers the relative cost of the technologies.

Back 38

cost assessment

Front 39

The goal of the needs analysis step is to produce a ___________, or a statement of the network elements necessary to meet the needs of the organization.

Back 39

logical network design

Front 40

Which of the following is not an example of a building block used in technology design?

Back 40

specifications for a particular lighting fixture in the network operating center

Front 41

In needs analysis:

Back 41

the goal is to understand what users and applications the network will support

Front 42

In the technology design stage of network design,

Back 42

the decisions for fundamental technology/protocols and circuit capacity are interrelated

Front 43

A circuit that is filled almost to its capacity and thus is the critical point that determines whether users get good or bad response times is referred to as a(n)

Back 43

bottleneck

Front 44

To establish circuit loading, the designer usually starts with the:

Back 44

total characters transmitted per day on each circuit, or, if possible, the number of characters transmitted per two-second intervals if peaks must be met

Front 45

________ is used to model the behavior of the planned communication network once the proposed network map is complete.

Back 45

Simulation

Front 46

The goals in the needs analysis step of network design are exactly the same when designing LANs vs. when designing WANs.

Back 46

False

Front 47

Today, most network designers use a three to five year planning horizon.

Back 47

True

Front 48

Cost assessment is the step in the network design in which many complex factors related to costs are documented.

Back 48

True

Front 49

Today, the most expensive part of the network is the hardware.

Back 49

False

Front 50

In __________, the network designer attempts to understand the fundamental current and future network needs of the various users, departments, and applications.

Back 50

needs analysis