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1 | |
Which of the following is least likely to serve as information from the perspective of your teacher? |
| | A) | Your score for this multiple choice test. |
| | B) | Your height on your 10th birthday. |
| | C) | Which class you belong to. |
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2 | |
Which of the following is a good reason for considering a railway signalman as an information worker? |
| | A) | His job depends on knowledge and communication. |
| | B) | His job could be easily automated. |
| | C) | His job affects the safety of people he doesn’t know. |
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3 | |
Which of the following is a characteristic of all systems? |
| | A) | A limitation. |
| | B) | A boundary. |
| | C) | A threshold. |
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4 | |
Which of the following statements is not true? |
| | A) | No useful information system could exist without modern information technology. |
| | B) | Many information systems existed in a different form before the invention of modern information technology. |
| | C) | Some information systems are only possible because of modern information technology. |
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5 | |
Which of the following is the best description of emergent properties? |
| | A) | Properties that emerge over time as a system matures, but are not there at the beginning. |
| | B) | Properties that emerge as soon as a system is switched on, but are not there when it is switched off. |
| | C) | Properties that are shown only by the system as a whole, but are not shown by its parts. |
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6 | |
Which of the following is an example of positive feedback? |
| | A) | Rewarding a student for passing an assignment. |
| | B) | Telling a student how to pass an assignment. |
| | C) | Punishing a student for failing an assignment. |
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7 | |
Which of the following statements best describes negative feedback? |
| | A) | Control signals that act to maintain a pre-determined level of output. |
| | B) | Control signals that act to reduce overall output. |
| | C) | Control signals that act to oppose hostile forces in the environment. |
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8 | |
Which of the following is the best definition of ‘subsystem’? |
| | A) | Something that is controlled by another system. |
| | B) | Something that provides an input to a system. |
| | C) | A part of a system that can be regarded as a system in its own right. |
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9 | |
Which of these diagrams illustrates a feedback control loop? |
| | A) |  <![CDATA[<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=gif::::/sites/dl/free/0077110005/41601/ch1_p10_1.gif','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (0.0K)</a>]]> |
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| | B) |  <![CDATA[<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=gif::::/sites/dl/free/0077110005/41601/ch1_p10_2.gif','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (0.0K)</a>]]> |
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| | C) |  <![CDATA[<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=gif::::/sites/dl/free/0077110005/41601/ch1_p10_3.gif','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (0.0K)</a>]]> |
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10 | |
Which of the following statements gives the best general description of the purpose of control subsystems? |
| | A) | To switch a system on or off so that a constant level of output is achieved. |
| | B) | To adjust the functioning of a system so that it produces the maximum possible quantity of output. |
| | C) | To adjust the functioning of a system so as to keep some measurement of its performance or of its outputs within a predetermined range. |
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11 | |
Systems analysis often begins by defining the boundary of the system that is under investigation. This is so that: |
| | A) | The analyst does not waste time or effort on matters that are not relevant to the present study. |
| | B) | The analyst does not get into fights with the managers of other departments. |
| | C) | The analyst does not get out of his or her depth by studying things that are too hard to understand. |
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12 | |
Which of the following best describes the views of Peter Checkland? |
| | A) | Systems are a mental construct and do not exist in the real world. |
| | B) | Regardless of whether or not a system is real, it is often useful to think about a problem situation as if it were a system. |
| | C) | Systems are out there in the real world waiting to be discovered. |
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13 | |
Which of the following statements best describes an interface in General Systems Theory? |
| | A) | A screen that allows users to perform functions and to access the data within a system. |
| | B) | An electronic connection between two systems that are located in different places. |
| | C) | Any form of communication between different systems or subsystems. |
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14 | |
Which of the following is not an example of purposeful control in a system? |
| | A) | An alteration in the Bank of England base lending (interest) rate. |
| | B) | A sudden change in the weather that damages a crop just before it becomes ready for harvest. |
| | C) | A change in the tactics of a football team when a successful goal takes them into the lead. |
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15 | |
Which of the following statements correctly distinguishes information from data? |
| | A) | Information is directly relevant to an action or decision in some situation, whereas data has no specific must first be organised in some way to make it useful. |
| | B) | Information is quite rare whereas there is always a lot of data available. |
| | C) | Information is sorted into alphanumerical sequence whereas data is random. |
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16 | |
What is the main purpose of an operational system? |
| | A) | To assist a surgeon in carrying out an operation such as keyhole surgery. |
| | B) | To help tactical managers to make decisions about current operations. |
| | C) | To automate the routine tasks and activities in an organization. |
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17 | |
Which of the following best describes the primary purpose of a management support system? |
| | A) | To relieve managers of work. |
| | B) | To replace managers. |
| | C) | To help managers to do their work. |
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18 | |
Which of the following statements best agrees with the approach taken by the authors of this book? |
| | A) | Managers should always make sure that their organization has information systems that make the best use of the very latest in information technology. |
| | B) | Managers should only install information technology that is needed to implement information systems that their organization really needs. |
| | C) | Managers should make sure that the information systems and information technology in their organization are always at the leading edge of their industry. |
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19 | |
Which of the following statements best describes business strategy? |
| | A) | A business strategy identifies the long-term business goals and the main steps that will help to achieve them. |
| | B) | A business strategy identifies the strengths and weaknesses of the business and what can be done about them. |
| | C) | A business strategy identifies the steps that add value to the business and how to carry them out most profitably. |
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