computer-science-database-systems Related Question Answers
76. Which of the following is a serious problem of file management systems?
77. With respect to data input, the most accurate description of batch control is
78. The model for a _____ resembles the hierarchical model in many respects.
79. A set of programs that handle a firm's data base responsibilities is called a
80. In any hierarchy of data organization, the smallest entity to be processed as a single unit is called
81. Long-range planning report produced in an MIS are primarily designed for
82. The model for a record management system might be
83. The designer of a form includes
84. Which of the following contains a complete record of all activity that affected the contents of a database during a certain period of time?
85. Two files may be joined into a third file if
86. Characteristic(s) of a distributed MIS structure is
87. The data-base environment has all of the following components except:
88. The way a particular application views the data from the data base that the application uses is a :
89. A compound key
90. The distinguishable parts of a record are called
91. Large collections of files are called
92. The index consists of
93. In SQL, which command is used to select data in rows and column from one or more tables?
94. A scheme describes
95. A report form
96. A computer file can be best described as
97. A good query system
98. If you want to organize a file in multiple ways, it is better to _____ the data rather than to sort it.
99. The modify operation is likely to be done after
100. One data dictionary software package is called
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