36. In SQL, GRANT command is used to
A. allow user to access databases
B. allow user to create databases
C. grant system privileges, roles, and object privileges to uses and roles
D. choose auditing for specific SQL commands
E. None of the above
37. The highest level in the hierarchy of data organization is called
A. data bank
B. database
C. data file
D. data record
E. None of the above
38. The logical data structure with a one-to-many relationship is a :
A. network
B. tree
C. chain
D. relational
E. None of the above
39. Updating a database means
A. revising the file structure
B. reorganizing the database
C. modifying or adding record occurrences
D. All of the above
E. None of the above
40. In SQL, which command(s) is(are) used to enable/disable all triggers on a table?
A. ALTER TRIGGERS
B. ALTER TABLE
C. MODIFY TRIGGERS IN TABLE
D. All of the above
E. None of the above
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