41. |
In SQL, which command is used to select only one copy of each set of duplicable rows |
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42. |
The physical location of a record is determined by a mathematical formula that transforms a file key into a record location in |
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43. |
Which command is used to select distinct subject (SUB) from the table (BOOK)? |
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44. |
The master list of an indexed file |
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45. |
Which of the following is not the responsibility of the utilities component of DBMS software? |
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