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Database System Assistant Practice Test: Open Tools in Database Systems
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Database System Assistant Practice Test: Open Tools in Database Systems
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22 Questions

1. In Hierarchical model records are organised as
2. Cartesian product in relational algebra is __________
3. The method in which records are physically stored in a specified order according to a key field in each record is __________  
4. Relational calculus is a __________    
5. Which database level is closest to the users?
6. Which are the two ways in which entities can participate in a relationship?
7. The database schema is written in __________    
8. The full form of DDL is __________      
9. ‘AS’ clause is used in SQL for __________  
10. In Hierarchical model records are organised as
11. In the architecture of a database system external level is the __________    
12. Which of the following operation is used if we are interested in only certain columns of a table?
13. Which database level is closest to the users?
14. Cartesian product in relational algebra is __________
15. ‘AS’ clause is used in SQL for __________  
16. The users who use the easy-to-use menu are called
17. In a relational model, relations are termed as
18. Architecture of the database can be viewed as
19. A relational database developer refers to a record as __________      
20. The view of total database content is __________
21. In the relational model, cardinality is termed as __________       
22. In an E-R diagram attributes are represented by