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Chapter 14
System Administration
1.IS resource acquisition and deployment should occur only in
the context of a well-defined strategic plan for the organization as a whole.
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2. An IS strategic plan tends to lead, rather than follow,
the strategic plans of other units in the organization.
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3. Typical operating expenditures include buildings, land,
equipment, and research and development costs.
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4. Computer and software purchases are capital
expenditures, even though the expected useful lifetime of computer hardware
and software has decreased in recent years because of rapid technological
change.
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5. Standardization tends to encourage innovation and
produce solutions that are optimal for most users.
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6. Infrastructure management tends to concentrate on
providing short-term services at minimal cost.
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7. The costs of technology are usually high for developers
and early adopters but then decrease slowly after introduction.
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8. Computer performance is measured in terms of
application tasks that can be performed in a given time frame.
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9. Monitors can operate continuously or intermittently.
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10. Accurate data is the most important requirement for
good configuration decisions.
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11. Operating systems now cooperate with one another to
perform authentication and authorization.
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12. Signatures are the basis for determining users’
authorization to access resources the OS manages.
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13. Application firewalls improve security by shielding
internal servers and resources from direct access by outside users.
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14. Most computer equipment is designed to operate reliably
over a range of voltage levels.
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15. Surge protectors can be purchased as separate devices
or integrated into other power-conditioning devices.
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16. Surge protection is normally an add-on to a UPS.
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17. Some UPSs, particularly those with long delivery
times, are designed to work with a computer’s OS.
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18. The normal fire protection mechanisms incorporated in
buildings are inadequate for rooms housing computer hardware.
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19. Electrical fires often generate heat and smoke as
quickly as conventional fires do.
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20. Fire detection is a special problem in computer
facilities.
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21. The main responsibility of ____ is to ensure efficient
and reliable delivery of information services.
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22. In all cases, strategic plans must address the basic
question “____?”
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23. The resources devoted to most organizational activities
can be classified into two categories: ____.
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24. ____ are assets or resources expected to provide
benefits beyond the current fiscal year.
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25. Typical ____ include salaries, rent, lease payments,
supplies, and equipment maintenance.
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26. The term ____ describes the way in which an
organization uses resources to give it a major edge over its competitors.
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27. The first step in stating hardware and software
requirements is to state the application tasks to be performed and their____.
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28. A(n) ____ is a formal document sent to vendors that
states requirements and solicits proposals to meet these requirements.
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29. The ____ composes the majority of an RFP.
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30. The starting point for determining hardware
requirements is the ____ that will run on the hardware platform.
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31. The ____ represents units of work application software
performs in terms of its demand for low-level hardware services.
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32. A ____ is a measure of computer system performance
while executing one or more processing tasks.
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33. ____ are programs or hardware devices that detect and
report processing or I/O activity.
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34. A ____ is a program typically embedded in OS service
routines that detects and reports processing activity or requests.
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35. A ____ describes the resource or service utilization of
an application program during execution.
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36. System administrators can use the ____ utility to
monitor hardware and software resource use in real time.
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37. ____ is the process of determining or verifying the
identity of a user or process owner.
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38. ____ is the process of determining whether an
authenticated user or process has enough rights to access a resource.
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39. In accounting, ____ is the process of examining records
to determine whether generally accepted accounting principles were applied
correctly in preparing financial reports.
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40. In computers, a ____ is a program or program fragment
that infects a computer by installing itself permanently, usually in a
hard-to-find location.
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41. A ____ is stored in a stand-alone executable program,
is usually sent as an e-mail attachment and runs automatically when the
attachment is opened.
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42. ____ can perform many malicious acts, including
damaging or destroying important files, opening backdoors for potential
hackers, and sending sensitive information to others.
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43. Antivirus software uses data files, sometimes called
“____,” containing information about known viruses.
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44. The simplest firewall type is a(n) ____ firewall, which
examines each packet and matches header content to a list of allowed or
denied packet types.
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45. A(n) ____ is a server that handles service requests
from external users of applications.
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46. A(n) ____ tracks the progress of complex client/server
interactions.
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47. ____ can be seen in the home when air conditioners,
refrigerators, and electric dryers are started and cause a momentary dimming
of lights.
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48. A(n) longer-term power sag that is often caused by the
power provider is known as a ____.
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49. A(n) ____ is a device that provides power to attached
devices in the event of external power failure.
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50. In general, the humidity level of a room containing
computer equipment should be near ____%.
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51. A(n) ____________________ is defined as a set of
long-range goals and a plan to attain these goals.
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52. ____________________ expenditures provide benefits only
in the current fiscal year.
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53. Capital resources are referred to as
____________________.
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54. Providing infrastructure-based services to a wide
variety of users requires adopting service ____________________.
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55. The term ____________________ refers to execution
speed.
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56. An RFP is generally considered a(n)
____________________ offer.
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57. A vendor’s response to an RFP is a(n)
____________________ of the offer.
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58. Requirements in an RFP should be categorized by ____________________
and listed completely.
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59. Information systems are a combination of hardware,
system software, and ____________________ software.
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60. The ____________________ model describes a computer’s
capability to deliver resources to application software.
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61. A(n) ____________________ monitor is a device attached
directly to the communication link between two hardware devices, often used
to monitor the use of communication channels, disk drives, and network traffic.
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62. A(n) ____________________ monitors a specific
performance or resource utilization aspect of an object.
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63. ____________________ authentication methods are
sometimes used instead of password-based authentication.
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64. Until recently, applying patches and upgrades was a(n)
____________________ process.
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65. In computer security, a(n) ____________________ is a
hardware device, software, or a combination of hardware and software that
prevents unauthorized users in one network from accessing resources on
another network.
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66. A(n) ____________________ detects incoming power surges
and diverts them to ground in nanoseconds.
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67. Protection against power loss requires a(n) ____________________
power source.
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68. Excessive heat can cause intermittent or total failure
of electrical circuits, so all computer equipment needs some means of heat
____________________.
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69. Hardware must also be protected against
____________________ resulting from excessive humidity.
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70. Low humidity levels increase the buildup of
____________________ electricity, which increases the likelihood of circuit
damage caused by inadvertent static discharges.
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71. List the three broad categories in which a typical
information system (IS) administrator’s tasks may be grouped.
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72. What, at a minimum, should goals for a strategic plan
include?
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73. List three common capabilities of antivirus software.
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74. Why is a raised floor often used in a room with
multiple computer hardware cabinets?
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75. Discuss why disaster planning is important and what
measures are normally taken.
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