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Define hot swapping?
Hot swapping permits the removal of faulty disks and changes it by new ones without turning power off. Hot swapping decreases the mean time to repair.
what is 3nf
3 assignments combined in 1
What are the various forms of data transparency? a) fragmentation transparency b) replication transparency c) location transparency
what is view?explain
The State of NewYork certifies firefighters throughout state and keep track all of them, as well as of the state’s fire departments. Each fire department has unique department numb
Problem: a) Briefly describe what you understand by Client-Server environment b) The File Server is a simple form of Client-Server. Describe the principles of the File Serve
Which operations need the participating relations to be union compatible? A UNION, INTERSECTION and DIFFERENCE operations need the participating relations to be union compatibl
Design a gennalization and specialization hierarchy for an automobile sales company
What subschema expresses ? A subschema expresses the external view. (External schemas are called also called as subschemas)
What is the difference among a database schema and a database state? The collection of information stored in database at particular moment in time is known as database state a
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