Exam 13: Network Design and Management

Two technologies in computer networking that often generate revenue are wireless LANs and network security.

The ____ software controls the operations of a managed element and maintains a database of information about all managed elements.

The term "feasible" has several meanings when it's applied to computer-based projects.

A(n)____________________ monitors a network 24 hours a day,seven days a week,and captures and records all transmitted packets.

What are the skills needed by a network administrator?

The ________________________________________ is a structured approach to the development of a business system.

____ involves generating system statistics under a controlled environment and then comparing those statistics against known measurements.

Three different modeling techniques can be used: ____ area connectivity maps,metropolitan area connectivity maps,and local area connectivity maps.

When performing a payback analysis calculation,you should show all dollar amounts using the ____.

In a wide area connectivity map,mobile or wireless sites are indicated by circles containing the letter ____.

Computer simulations are easy to create,mainly because it is difficult to make mistakes in the modeling process and easy to discover them.

Setting up a benchmark test can be quite time-consuming.

Four statistics,or measures,that are useful in evaluating networks are mean time between failures,mean time to repair,____,and reliability.

In general,a ____ approach is a series of steps and tasks that professionals,such as systems developers,can follow to build high-quality systems faster,with fewer risks,and at lower costs.

Latency,delivery rate,and failover are usually significant factors that are included at the local area level.

____ is an industry standard created by the Internet Engineering Task Force and designed originally to manage Internet components.

The advantage of using a ____ is that it can mimic conditions that would be extremely difficult,if not impossible,to create on a real network.

Network personnel create a ____ to determine the normal and current operating conditions of the network.

Capacity planning is a fairly easy and fast operation.

When a company calculates the ____ for a proposed project,it compares the revenue generated from the project with the expenses incurred.