Important MCQ of RDBMS 1. A RDBMS consists a collection of ? a. Tables b. Fields c. Records d. Keys ANS/- a. table 2. The term attribute refers to a ___________ of a table a. Record b. Tuple c. Column d. Key ans/- c. Column 3. In relational model, the row of table is known to be ? a. Relation b. Entity field c. Tuple d. Attribute ans/- C. Tuple 4. . Address field of a person should not be part of primary key, since it is likely to ? a. Dependent b. Too long c. Changed d. Not changed ans/- c. Changed 5. The relational model is concerned with ? a. Data structure and Data integrity b. Data Manipulation c. Both a and b d. None of these ans/- c. Both a and b 6. Which is the false statement from the following ? a. A veiw is a named derived table b. A name relation is variable c. A veiw is a named reation and is virtual d. None of these ans/- d. None of these 7. The union of primary key...
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