What are the importance of database in banking?
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What is data abstraction in dbms?
Define union all operator and union.
What is a trigger?
What are the applications of database management system?
What are the main functions of a database management system?
How many database systems are there?
There are 100 datafiles, numbered from 1 to 100. File number 10 is deleted and it has 500 MB of data. The database is working in archive log mode. How can be the database recovered ? While doing recovery the archive logs applied are from nos 1 to 100, but 50 gets corrupted. What do we do? Can we proceed further? If so how?
You loss one datafile and DB is running in ARCHIVELOG mode. You have full database backup of 1 week old and partial backup of this datafile which is just 1 day old. From which backup should you restore this file?
What do you mean by cardinality and its types?
Explain the classification of Database Management System?
What do you mean by deadlock dbms?
What is vacuum in database?
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