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What are multiple inheritances? Multiple inheritances allow a class to inherit variables and methods from many super classes.
What is meant by mean time to failure? The mean time to failure is the amount of time that the system could run continuously without failure.
how to solve the C type problems?
What is meant by heuristic optimisation? Discuss the main heuristics that are applied during query optimisation. Ans: In heuristic optimization, heuristics are employed to r
Differentiate between natural join and outer join? Natural join is a binary operator which is written as (R * S) where as R and S are relations. The output of the natural join
Which language has presently become the defacto standard for interfacing application programs along with relational database system? The language which has recently become the
aggregation
What are the responsibility of File manager? File Manager : Manager allocation of space on disk storage and the data structures used to represent within stored on disk. It is a
What are the advantages and disadvantages of using a database system. Sol. Advantages of Database System (DBMS) : (1) Data Redundancy and Inconsistency: Since differen
domain
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