Question

PART I: Choose the best answer and fill on the gray space provided l. Software that defines a database, stores the data, supports a query language, produces reports and creates data entry screens is a: C) Decision support system D) Relational database A. Products C. Accounts B. Exam D. Work in 3. Which database view is used by users who input and view data? A. Conceptual view C. External view B. Internal view D. None 4. Which data independence type describes the capacity to change the internal schema without having to change the conceptual schema? A. Physical data independence D. Internal data schema B. Logical data independence C. View data independence 5 Which of the following languages is used to insert data into tables of the database? A. DCL B. DDL C. DML D. None of these 6. An entity set that does not have sufficient attributes to form a primary key is a A. Strong entity set. B. Weak entity set C. Simple entity set. D. Primary entity set. E. None 7. Which of the following is an output of data model? A. planning and analysis B. ER-Diagram C. relational database 8. SQL stands for A. Structured Question Language B. Structural Query Language C. Structured Query Language D. Systematic Query Language 9 Typically, a database management system is managed by a person called a A. system manager B. technology manager C. database manager D. database administrator E. None of the above D.B and C E. A and C A) Data dictionary B) Database management system 2. Which of the following is not example of entity?10. Which of these is an example of an entity? A. student B. a patient’s name C. an employee’s ID D. all of the above 11.. ______is a special type of integrity constraint that relates two relations & maintains consistency across the relations. a) Entity Integrity Constraints b) Referential Integrity Constraints c) Domain Integrity Constraints d) Domain Constraints 12. The predominant way of storing data today is using which type of database models? C. Ob

Answer 1

Answer:

d

Explanation:

accounts should be verify and on control