Data Base Practice Questions

41. In E-R Notation, multivalued attribute is represented by _______





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42. A view of database that appears to an application program is known as?





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43. What is the difference between SQL99 and SQL3





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44. What is the order of execution of SQL clauses 1.having 2.group by 3.where 4.orderby





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45. The max length of varchar2 when used in table is





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46. Implicit and Explicit cursor has attribute





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47. Which of the following trigger types will be impacted by constraining factors brought on by mutating tables





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48. DBMS does not have ________model





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49. Which of the following statement is true about implicit cursors





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50. A block from database buffer cache is marked as __________when modified





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