ATTENTION:
Kindly note that you will be presented with 50 questions randomized from the NOUN question bank. Make sure to take the quiz multiple times so you can get familiar with the questions and answers, as new questions are randomized in each attempt.
Good luck!
CIT143
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1. Examples of data ____________ include textbooks, newspapers, library catalogues and computer databases.
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2. Paper, microforms, human brain are all examples of data _____________ media.
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3. In a DBMS, each record of data is subdivided into separate meaningful portions known as data _______________.
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4. Data display and presentation is a critical last stage in the data management cycle
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5. One of these is not a disadvantage of manual analysis of data
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6. A ________________ data model is one where data records are grouped or interrelated in terms of being super-ordinate or subordinate to one another i.e. groups of data in a sort of parent - child manner.
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7. ___________________ data are data that have been uniformly or logically defined and arranged to facilitate human and machine processing and understanding.
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8. A set of statements that describe the circumstances, objectives and constraints to be followed by people in an organization concerning a particular activity or issue is called which of the following?
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9. Studies of the existing system aim to collect data and information for improving the system designer's knowledge about the existing system
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10. _______________ search is used when the searcher only knows the general area or topic of the information required from a data store.
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11. The binary number for 8 is ____________. (numeric answer only)
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12. A ___________ view enables one to update data in a table.
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13. _________ term refers to the data used to describe the information one is looking for in a data store.
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14. _________________ management aims to facilitate the growth and application of ideas from different disciplines for making decisions and solving human problems.
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15. One of these is a process in data management life-cycle
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16. With regards to a DBMS, a _____________ is a pre-defined way of displaying some or all the records and fields in a data table.
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17. ___________ data model is based on the underlying principle that one can often think of many ways in which each data record can be related or linked to the others.
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18. Organizing data in books or computers is a sample activity in which of the following processes?
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19. A ______________ is the technical term for a selective or comprehensive list or summary of the data in records of one or more data tables in a database.
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20. The process of reducing voluminous data into less voluminous data is called data _____________
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21. The _____________ is a device typically used to input pictures into the computer.
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22. ________________ management aims to facilitate effective creation, computation and analysis, storage and retrieval, transfer and delivery of data.
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23. When entering data in database the keyboard is used for entering which of the following?
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24. The arrangement of chapters, sections and subsections in a textbook is an example of which of the following data models?
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25. Information systems in particular must process data and information for people and other systems in their environments.
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26. Information ________________ is the process by which a person searches through a data store for some data or information.
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27. A data collection instrument will be considered _____________ if it reports the same data every time it is used to mention the same thing.
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28. A byte consists of ____________ bits?
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29. The binary number for 7 is _______. (numeric answer only)
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30. System implementation is likely to encounter less problems if the system design is very good
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31. A medium that has been used to convey data symbols is called which of the following?
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32. The binary number system uses only two symbols – 0 and _____ – in different combinations and sequences to represent quantities.
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33. In a database, the __________________ key field is a field in which the data can never at any time be the same for any two records in a table.
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34. _______ data is data that someone had previously created, collected, stored or published.
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35. Which of these is not a feature of a system?
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36. Microsoft Access, dBase V for Windows, Visual FoxPro, Paradox, Oracle, DB2, etc. are all examples of software for managing __________________.
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37. In system development cycle, ________ study of candidate new systems are undertaken to determine the possibility of designing and establishing a new system to acquire and process data for producing the information required by the users.
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38. Data ____________ refers to the extent to which a set of data expresses accurate and true information about an entity.
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39. The process of making decisions about what data should be created and for what purpose is referred to as which of the following?
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40. Information systems invariably have subsystems.
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41. ______________ is a pre-defined format for entering data into one or more data tables in a database.
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42. ____________ management aim to facilitate effective communication and exchange of facts and ideas from and to various knowledge stores, centres and sources such as human experts, books, databases, etc.
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43. Statistical data are expected to be arranged into informative tables
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44. Data protection are often performed to ensure that data are protected from which of the following?
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45. Data __________ refers to the process of arranging, grouping or linking groups of data for different purposes.
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46. Information systems and sub-systems also require ______ for performing their data management activities
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47. A data collection instrument is considered _____________ if it can be used to measure a variable with little or no error.
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48. Information system does not provide access to data to one of the following
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49. Which of the following is a basic guide to action that sets the boundaries within which data management activities take place?
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50. Motor car engine can be considered as a good example of a system
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