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What are the two types of serializability? The two types of serializability is a) Conflict serializability b) View serializability
in case of functional dependencies how we get the higher normal form.
Explain the Role of a database administrator a. Defining the Schema The DBA describes the schema which consists of the structure of the data in the application. The DBA
Emergence of Client Server Architecture Some of the pioneering work that was completed by some of the relational database vendors permitted the computing to be distributed on m
Define object-relational systems? Systems that give object-oriented extensions to relational systems are known as object-relational systems.
Give short note on the following terms:Dirty pages and ETL a.) Dirty pages. These are buffer pages which comprise modifications which haven't been written to disk. b.
What is object identity? An object retains its identity even if some or all the values of variables or explanations of methods change overtime.
The cross-section of twisted pair The cross-section of each and every strand of the twisted pair is π/4 square mm. A 10-km length of this type of material, with two strands per
How external/conceptual mapping and conceptual /internal mapping is performed
deffine class&object
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