Differentiate between nested loop, hash loop and merge join.
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What is the difference between a delete command and truncate command?
Name two utilities that oracle provides, which are use for backup and recovery.
What is normalization in dbms?
how to restore particular schema from rman full backup?
Give the cobol definition of a varchar field 177 when can an insert of a new primary key value threaten referential integrity?
What are the four objects in a database?
What are the different types of DBMS architecture?
State three differences between Dbms and Rdbms?
Which two can be implemented as a centrally located logical architecture?
what are the different kinds of indexing?
What is a data type in a database?
What is an entity-relationship model?
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