Answer Happy

Question 1 Not yet answered Marked out of 0.50 Flag question Which of the following is an example of a database integrity constraint? O a. All the choices are correct O b. The grade assigned to a student for a course must be either an A, B, C, D or F O c. Every course must have a unique value for its course number Od. The name of any student must be less than 30 characters in length Time left 1:30:30

Question 2 Not yet answered Marked out of 0.50 PFlag question PREVIOUS PAGE A rule that database users should obey is called a: O a privilege. Ob. constraint. O c. principle. O d. regulation. Time left 1:30:16 NEXT PAGE

Question 3 Answer saved Marked out of 0.50 P Flag question PREVIOUS PAGE Which is not a function of a DBMS? O a database manipulation O b. data abstraction. O c. database definition O d. database construction Time left 1:29:57 NEXT PAGE

Question 4 Answer saved Marked out of 0.50 Flag question PREVIOUS PAGE Which is not a DBMS functionality? O a. Transforming data format O b. Sharing by a set of concurrent users O c. Instantiating a database Od. Presentation and visualization of data Time left 1:29:41 NEXT PAGE

Question 5 Not yet answered Marked out of 0.50 Flag question PREVIOUS PAGE Which of the following data models would most likely be used by a casual end user? O a. All the choices are correct O b. Physical data model O c. Conceptual data model Od. Low-level data model Time left 1:29:27 NEXT PAGE

Question 6 Not yet answered Marked out of 0.50 P Flag question Time left 1:29:12 Which of the following concepts of data independence relate to the 3 level schema architecture? O a. Both Logical and Physical data independence O b. Physical data independence O c. Logical data independence Od. None of the choices are correct.