41. Consider the join of a relation R with relation S. If R has m tuples and S has n tuples, then the maximum size of join is:
42. The way a particular application views the data from the database that the applicationuses is a
43. SET concept is used in :
44. Which of the following is record based logical model?
45. In case of entity integrity, the primary key may be
46. In the relational modes, cardinality is termed as:
47. ODBC stands for
48. The language which has recently become the defacto standard for interfacing applicationprograms with relational database system is
49. A primary key is combined with a foreign key creates
50. A primary key if combined with a foreign key creates
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