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What is OMR?
OMR (Optical Mark Recognition) is the translation of marks - or the absence of marks - but not the shape of the mark on forms that have small circles ("also called bubbles") completed by the respondent. This software interprets the output from the scanner and translates it into the desired ASCII output. OMR does not recognize hand-printed or machine-printed characters and does not make an image. This is frequently used for check marks on questionnaires, ballots, tests and reports.
prototype of a distributed information system for a national car part retail outlet chain.
Explain the Weak Entity Set An Entity set which does not have sufficient attribute to make a primay key is known as weak entity set. For instance, dependents of an employee in
Project Description: I need a point of sale for motels. It needs to run on windows and requires being network able so that we can have more than one computer using it at once.
Describe the static hash file with buckets and chaining and show how insertion, deletion and modification of a record can be performed. In static hash file organization, the wo
A distributed database is defined as "a collection of multiple logically interrelated database which are physically distributed over a computer network" (a) Give any three advan
complete assignment on the above title.
Difference between LEFT OUTER JOIN and RIGHT OUTER JOIN In left outer join tuples from the left-hand-side relation which do not match any tuple in the right-hand-side relation
Example - ALTER TABLE emp MODIFY (empno NUMBER (7));
What are the advantages of by using an index and what are its disadvantages ? In difference, if the search key of a secondary index is not a candidate key, it is not sufficient
What are the function of DBA?
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