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Describe disk manager and their work?
Disk Manager: Responsible for fetching data regulated through file Manager from disk storage within Main memory and deciding what data to cache in memory. It is a part of the O.S. of host computer and all physical input and output operations are performed through it. It gives disk abstraction to file Manager s.t. file Manager need not be concerned along with the physical features of the underlying storage media.
Explain in detail the consistency model of the distributed file system you studied (GFS or AFS). Present the consistency model chosen and how it was achieved through design. Clarit
how to construct labelled precedence graph for view serialiability.please explain insteps with one solved examples
Performance of Various Concurrency Control Mechanisms
Describe Parameteric end users? Parametric end users might be given update access, but are commonly not permitted to change the structure of data.
what is cascading rollback
how to calculate frequency count of algorithm
Explain the conventions (relationships) for displaying an ER schema as an ER diagram.
Advantages of Database management system Let us summarize the advantages. Reduction of Redundancy: This is perhaps the most important advantage of using DBMS. Redundancy i
We define a view in SQL through using the create view command. To describe a view, we must provide the view a name and must state the query in which computers the view. The form of
What are the two methods for dealing deadlock problem? The two procedures for dealing deadlock problem is deadlock detection and deadlock recovery.
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