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Which element in the database can modified by changing the data dictionary? Data elements in the database can be changed or modified through changing the data dictionary.
Which language has presently become the defacto standard for interfacing application programs along with relational database system? The language which has recently become the
What are called journaling file systems? File systems that support log disks are known as journaling file systems.
Describe an data dictionary? A data dictionary is a data structure which keeps meta data about the structure of the database ie. the schema of the database.
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Hot Backup: Some sites cannot terminate the database while creating a backup copy of the files. The cold backup is not a reliable option. So different kinds of backing up database
gyan gurukul is a software company that provides software related solution.
Why, generally does an object-oriented system use the relational DBMS? The reasons for using relational DBMS for OO systems could be any combination of following: a. Many or
Load sample data into the database tables design and test queries to return the following information • All rows and columns for employees • All rows and columns for customers •
Aggregation Aggregation is stronger form of association. It represents the "has-a" or "part-of" relationship. An aggregation association depicts a complex object which is comp
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