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In a relational database, the three basic operations used to develop useful sets of data are: A. select, from, and join. B. select, project, and join. C. select, join, and where. D. select,
project, and where.
B. select, project, and join
Expert answered|badgerpoe|Points 1973|
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Asked 8/7/2011 9:31:32 PM
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Development and support services for a firms' business systems are provided by: A. Application software services. B. IT educational services. C. IT management services. D. IT standards services.
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Development and support services for a firms' business systems are provided by application software services.
Added 5/2/2013 5:07:57 AM
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