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The physical location of a record is determined by which mathematical formula that transforms a file key into a record location?
The physical location of a record is determined by Hashed file that mathematical formula that transforms a file key into a record location.
a. Define the term "deadlock". There are four conditions that must hold before deadlock is possible. Name them. b. Outline an algorithm that detects whether there is a deadlock.
1. Staff(staffID, firstName, lastName, availabilityID, experience, phone, mobile, email); 2. Availability(availabilityID, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday,
A Structure of a dependency diagram
Distributed Control and Data sharing: The geographical distribution of an organization can be showed in the distribution of the data; if a number of different sites are linked to e
explain at least five widly used case tools
What are views? Explain how views are different from tables? A view in SQL terminology is a one table in which is derived from other tables. These other tables could be base t
Explain the function of Object model Object model describes the classes of objects in system, including their attributes and operations which they support. The analysis object
ERD Diagram of Medical Recruitment Agency?
Define what Immediate database modification technique uses? Ans: Both undo and redo.
what is meant semantic query optimization? how does it differ from other query optimization techniques?
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