CHAPTER 13 AIS

CHAPTER 13 AIS - Multiple-Choice Questions 61. All of these...

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Multiple-Choice Questions 61. All of these are reasons why databases are important to AISs except : a) AIS databases store valuable information b) Many AISs are large and therefore potentially unwieldy c) The databases of some organizations are very complex d) The hard disk space used to store AIS databases is comparatively expensive e) all of these are reasons why databases are important to AISs 62. The basic unit of information on a computer file of accounting data is a(n): a) Inventory part number b) Data field c) Computer record d) Bit 63. All of the following are items within the data hierarchy except : a) Bit b) Character c) Data field d) Record e) all of these items are part of the data hierarchy 64. The data item which uniquely identifies a computer record in an AIS database table is called the: a) Pointer address b) Primary record key c) Employee number d) Header label e) Sort field 65. All of these are types of record keys except: a) Primary record key b) Secondary record key c) Tertiary record key d) Foreign record key TB 13.1
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66. This item creates relationships by linking the data in one file (e.g., customer) to an item in a second file (e.g., a sales order): a) Foreign key b) Data dictionary c) Relationships link bit d) Index file 67. This record key is not necessarily unique for the records in a database table, but is nonetheless often used to locate a particular record: a) Foreign key ***secondary relationship key b) Data dictionary c) Relationships link bit d) Index file 68. The best choice for the primary key in an “Employees” table would be his or her: a) Last name b) First name c) Phone number d) Employee number 69. From the following choices, the best example of a secondary key for an employee table would be his or her: a) Social Security number b) Phone number c) Last name d) License plate number 70. The foreign key in one database table will always be a _______ key in a linked table: a) Secondary key b) Domestic key c) Primary key d) all of these are always true 71. All of these are database structures except: a) Hierarchical b) Network c) Star d) Relational 72. Which of these comes closest in structure to that of a hierarchical database? a) Organization chart b) List of students and their classes c) List of specialty doctors and their patients d) A map of a city 73. The terms "parent record," "child record," and "sibling record" describe the records in a: a) Hierarchical database b) Network database TB 13.2
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c) Relational database d) Flat file 74. This type of database structure enables users to create relationships after the database has been created and implemented: a) Hierarchical b) Network c) Star d) Relational 75. A major advantage of relational databases is: a) All records are stored together b) No pointers are used c) An expandable index is used d) It closely resembles a flat file 76. Which of the following is not an objective of a computerized database? a)
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This note was uploaded on 12/14/2011 for the course AC 100 taught by Professor Strickland during the Spring '11 term at Alabama.

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CHAPTER 13 AIS - Multiple-Choice Questions 61. All of these...

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