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Exam 10: System Architecture

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Question 21

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In a typical system design specification,the _____ section describes the constraints,or conditions,affecting a system,including any requirements that involve operations,hardware,systems software,or security.

A) time and cost estimates
B) system environment
C) executive summary
D) implementation requirements

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Question 22

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In a hierarchical network,one or more powerful servers control the entire network.

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Question 23

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Cloud computing requires less bandwidth than traditional client/server networks.

Explain why many companies use enterprise resource planning (ERP)software.

Which configuration has a central wireless device that is used to serve all wireless clients?

A main advantage of ERP is that it describes a specific hardware and software environment,also called a platform,which ensures connectivity and easy integration of future systems,including in-house software and commercial packages.

_____ establishes a company-wide strategy for IT resources and specific standards for data,processing,network,and user interface design.

The term "_____" generally refers to systems that divide processing between one or more networked clients and a central server.

A thin client design locates all or most of the application processing logic at the client.

Define portal and explain how a corporate portal is used.

A disadvantage of a bus network is that _____.

Wireless network speed is measured in _____.

A form of wireless transmission called _____ is very popular for short-distance wireless communication that does not require high power.

_____ relies on collective data paths to increase bandwidth and range.

A router is a device that connects network segments,determines the most efficient data path,and guides the flow of data.

Even if a user's Internet connection becomes unavailable,the user will still be able to access certain cloud-based services.

Early computer systems were designed to handle data records individually.

Discuss cloud computing at length,including its advantages and disadvantages.Be sure to include a definition of all relevant terms in your explanation.

A web-based application encounters all of the connectivity and compatibility problems that typically arise when different hardware environments are involved.

The advantage of the application logic layer is that a three-tier design enhances overall performance by reducing the data server's workload.