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Probelm:
a) In the context of OODBMS, define the following terms with appropriate examples.
(i) Object class. (ii) Abstract class. (iii) Aggregation. (iv) Overriding.
b) Parallelism deals with the issue of processing two or more activities in parallel.
(i) Flynn's taxonomy uses the relationship of program instructions to program data. Explain briefly on any one category of the Flynn's classification. Support your answer with appropriate diagram.
(ii) Distinguish between multiprocessing systems and multiprogramming systems. Support your answer with appropriate diagram.
(iii) Explain briefly any two needs of parallel database.
(iv) Briefly explain three advantages of parallel database.
System level permissions : With the use of data dictionary you can view them. Let us take the table name as user_sys_privs (used in oracle). DESCRIBE USER_SYS_PRI
basic structure of xml
Attributes that are directly kept in the data base. For example, 'Birth date' attribute of a person. Derived Attributes that are not stored directly but can be derived
Design Of Distributed Databases: The distributed databases are mainly relational at local level. So a local database schema is the similar as that of a centralised database design
Given the subsequent relations: vehicle (reg_no, make, colour) Person (eno, name, address) Owner (eno, reg_no) Write expressions
About Attribute inheritance
Which two tools are used to administer users for Active Directory?
What is the difference among a primary index and a secondary index? Primary Index: A primary index is an ordered file whose records are of fixed length along with two fields.
Define Cascading rollback The phenomenon where a single transaction failure leads to a series of transaction rollbacks is known as Cascading rollback.
Explain Authorization and Integrity Manager ? Authorization and Integrity Manager: Tests for the satisfaction of integrity constraints and checks the authority of users to acce
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