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you were asked to draw an entity-relationship diagram describing the super baseball leagues business environment we now
in you were asked to draw an entity-relationship diagram describing happy cruise lines business environment we now
1 what is an lsquolsquooperation can operations be inherited what is polymorphism2 describe the advanced relationship
1 name and briefly describe three deficiencies in the relational database model2 in object-oriented terminology what is
you have just been named director of data administration of general hardware co general hardware maintains a large
1 how does a relational catalog differ from a general purpose data dictionary what is its role in the relational dbms
1 what is a data dictionary2 explain in your own words why a data dictionary in a relational dbms environment would
1 in general what are data administrations responsibilities to the professional and managerial employees of the company
1 what is data administration2 what is database administration3 what are the advantages of having data administration
1 list and briefly explain five major responsibilities of data administration2 why is it important that data
a large bank has a headquarters location plus several branches in each city in a particular region of the country as
the bank in exercise 1 which it totally dependent on its relational database must be able to keep running in the event
1 explain why data security is important2 compare unauthorized data access with unauthorized data modification which do
1 how does the physical security of company premises affect data security2 how do magnetic stripe cards and
1 what is data encryption and why is it important to data security2 in your own words describe how secure socket layer
1 what is a journal or log how is one created2 describe the two different problems that forward recovery and backward
1 in your own words describe how backward recovery works2 what is disaster recovery can the techniques for backup and
1 what is a clientserver database system2 explain the database server approach to clientserver database3 what are the
1 compare the two-tier arrangement of clientserver database to the three-tier arrangement2 what is a distributed
1 describe the two-phase commit approach to updating replicated data2 describe the factors used in deciding how to
1 what are the advantages and disadvantages of horizontal partitioning in a distributed database2 what are the
1 what is the difference between an enterprise data warehouse and a data mart2 under what circumstances would a company
1 what is a star schema what are fact tables what are dimension tables2 what is a snowflake feature in a star schema 10
1 name and describe three kinds of data transformations that might be necessary as transactional data is integrated and
1 what is data mining what does data mining have to do with data warehouses2 describe the ideal background for an