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CHAPTER 5

CHAPTER 5. 1. IT infrastructure technology is purely a set of physical devices and software applications that are required to operate the entire enterprise. Answer: FALSE. 2. Client/server computing is a widely used form of centralized processing. Answer: FALSE. 3.

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CHAPTER 5

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  1. CHAPTER 5

  2. 1 • IT infrastructure technology is purely a set of physical devices and software applications that are required to operate the entire enterprise. • Answer: FALSE

  3. 2 • Client/server computing is a widely used form of centralized processing. • Answer: FALSE

  4. 3 • In two-tiered client/server architecture, the processing is split between two types of servers. • Answer: FALSE

  5. 4 • Application server software is responsible for locating and managing stored Web pages. • Answer: FALSE

  6. 5 • Enterprise integration requires software that can link disparate applications and enable data to flow freely among different parts of the business. • Answer: TRUE

  7. 6 • The mainframe market has grown steadily over the past decade. • Answer: TRUE

  8. 7 • The operating system is used to manage the computer's activities. • Answer: TRUE

  9. 8 • Place the following eras of IT infrastructure evolution in order, from earliest to most recent: (1) Cloud Computing Era (2) Client/Server, (3) Enterprise Era, (4) Personal Computer, and (5) Mainframe and Minicomputer. • A) 4, 5, 3, 2, 1 • B) 5, 4, 2, 3, 1 • C) 4, 5, 2, 3, 1 • D) 5, 4, 2, 1, 3 • Answer: B

  10. 9 • The introduction of the minicomputer: • A) allowed computers to be customized to the specific needs of departments or business units. • B) enabled decentralized computing. • C) offered new, powerful machines at lower prices than mainframes. • D) all of the above. • Answer: D

  11. 10 • In a multi-tiered network: • A) the work of the entire network is centralized. • B) the work of the entire network is balanced over several levels of servers. • C) processing is split between clients and servers. • D) processing is handled by multiple, geographically remote clients. • Answer: B

  12. 11 • A client computer networked to a server computer, with processing split between the two types of machines, is called a(n): • A) service-oriented architecture. • B) on-demand architecture. • C) multi-tiered client/server architecture. • D) two-tiered client/server architecture. • Answer: D

  13. 12 • Interpretations of Moore's law assert that: • A) computing power doubles every 18 months. • B) transistors decrease in size 50% every two years. • C) data storage costs decrease by 50% every 18 months. • D) none of the above. • Answer: A

  14. 13 • Today's nanotechnology-produced computer transistors are roughly equivalent in size to: • A) the width of a fingernail. • B) a human hair. • C) a virus. • D) an atom. • Answer: C

  15. 14 • The ________ PC is a computer using the Windows operating system software on a computer with an Intel microprocessor became the standard PC in the Personal Computer Era. • Answer: Wintel

  16. 15 • _______uses individual atoms and molecules to create computer chips and other devices thinner than a human hair. • Answer: Nanotechnology

  17. 16 • ________ states that the value or power of a network grows exponentially as a function of the number of network members. • Answer: Metcalfe's Law

  18. 17 • ________are ultrathin computers consisting of a circuit board with processors, memory, and network connections that are stored in racks. • Answer: Blade servers

  19. 18 • ________ systems are generally older transaction processing systems created for mainframe computers that continue to be used to avoid the high cost of replacing or redesigning them. • Answer: Legacy

  20. 19 • ________ computing is an industry-wide effort to develop systems that can configure, optimize, tune, heal, and protect themselves from outside intruders and self-destruction. • Answer: Autonomic

  21. 20 • A(n) ________is an integrated circuit to which two or more processors have been attached for enhanced performance and reduced power consumption. • Answer: multicore processor

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