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The network standard for connecting desktop computers into local area networks that enabled the widespread adoption of client/server computing and local area networks and further stimulated the adoption of personal computers is


A) TCP/IP.
B) COBOL.
C) Ethernet.
D) ASCII.

E) A) and D)
F) C) and D)

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A _________________ is owned and maintained by a cloud service provider,such as Amazon Web Services,and made available to the general public or industry groups.


A) public cloud
B) private cloud
C) utility computing
D) on-demand computing

E) A) and C)
F) A) and B)

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A

Mainframe computing refers to a model of computing that provides access to a shared pool of computing resources (computers,storage,applications,and services)over a network,often the Internet.

A) True
B) False

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Software that manages the resources of the computer is called


A) operating system software.
B) application software.
C) data management software.
D) network software.

E) A) and B)
F) None of the above

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Which of the following factors provides an understanding of why computing resources today are ever more available than in previous decades?


A) network economics
B) law of mass digital storage and Moore's law
C) declining communications costs, universal standards, and the Internet
D) all of the above

E) A) and B)
F) None of the above

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___________________ provides a lightweight operating system for cloud computing using netbooks that are manufactured by Google partners such as Samsung and Acer.


A) Chrome OS
B) Android
C) iOS
D) Windows 8

E) B) and C)
F) None of the above

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The development of TCP/IP occurred during the ________ era.


A) cloud and mobile computing
B) general-purpose mainframe and minicomputer
C) enterprise computing
D) personal computer

E) All of the above
F) A) and C)

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Briefly explain why corporations are increasingly interested in using Unix or Linux for their operating system.

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Linux is an inexpensive and robust open-...

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The practice of contracting custom software development to an outside firm is commonly referred to as


A) outsourcing.
B) scaling.
C) service-oriented architecture.
D) application integration.

E) B) and D)
F) B) and C)

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Legacy systems are still used because they


A) can only be run on the older mainframe computers.
B) are too expensive to redesign.
C) integrate well using new Web services technologies.
D) contain valuable data that would be lost during redesign.

E) C) and D)
F) A) and B)

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Which type of infrastructure services provides voice and video connectivity to employees,customers,and suppliers?


A) networking
B) telephone
C) VOIP
D) telecommunications

E) A) and B)
F) A) and C)

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Some companies still run traditional mainframe systems or use mainframe computers as massive servers supporting large Web sites and corporate enterprise applications.

A) True
B) False

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A _________________________ is owned and maintained by a cloud service provider,such as Amazon Web Services,and made available to the general public or industry groups.

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Which type of software is created and updated by a worldwide community of programmers and available for free?


A) software packages
B) mashups
C) outsourced
D) open source

E) All of the above
F) A) and B)

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A formal contract between customers and their service providers that outlines the specific responsibilities of the service provider and to the customer is called a(n)


A) SOA.
B) SLA.
C) TCO.
D) RFQ.

E) A) and D)
F) C) and D)

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B

Which of the following is not one of the main six factors to consider when evaluating how much your firm should spend on IT infrastructure?


A) your firm's business strategy
B) the IT investments made by competitor firms
C) market demand for your firm's services
D) your firm's organizational culture

E) B) and D)
F) None of the above

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Distinguish between grid computing,cloud computing,and utility computing.

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Grid computing involves connecting geographically remote computers into a single network to create a computational grid that combines the computing power of all the computers on the network with which to attack large computing problems.In cloud computing,technology services are provided over a network,primarily the Internet.These may be infrastructure services,such as storage or networking,or platform services,such as IBM's application development and test service,or software services,such as salesforce.com.On-demand computing occurs when firms pay subscription fees or pay only for their usage of a vendor's cloud computing services.

Which of the following is not one of three variations of Moore's Law,none of which Moore ever stated?


A) the power of microprocessors doubles every 18 months
B) computing power doubles every 18 months
C) computer size decreases every 18 months
D) the price of computing falls by half every 18 months

E) A) and C)
F) C) and D)

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Which of the following is not an IT infrastructure service component?


A) operating system software
B) computing platforms to provide a coherent digital environment
C) physical facility management to manage the facilities housing physical components
D) IT management services to plan and develop the infrastructure and provide project management

E) A) and D)
F) A) and C)

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Hypertext markup language specifies how text,graphics,video,and sound are placed on a Web page document.

A) True
B) False

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