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Describe Specialsation and generalization?
Specialisation /generalization: This is a top down and bottom up approach to the design of database. It displays the IS_A relationship among a super class (parent) and related sub-classes. It is represented through inverted triangle in the Chen notation.
What is OCR? OCR (Optical Character Recognition) is a technology that enables you to change different types of machine-readable documents, like scanned paper documents, PDF fil
client server architeutre
Using your cache simulator and using smalltex.din as your memory trace determine the total miss rate, compulsory miss rate, capacity miss rate, and conflict miss rate for the follo
What is a primary index? A primary index is an index whose search key also explains the sequential order of the file.
Explain how the associations are implemented as classes. A general approach in this case is to transform an association class into a simple class linked to two original classes
Give the reasons for allowing concurrency? The reasons for allowing concurrency is if the transactions run serially, a short transaction might have to wait for a preceding long
explain cascading rollback
Hello.I have database access assignment which consist of creation Form, Subform, Calculation, Macros
Instructions: Follow the instructions below for completing this project: 1. Creating the Database: · Use the physical table descriptions given below to define and create each t
Define seek time. The time for repositioning the arm is known as the seek time and it enhances with the distance that the arm is known as the seek time.
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