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Explain the benefit of OOM.
Main benefits of object oriented modeling are development of system become fast, quality of the system get improve. It gives freedom of use of already existing design and code. It help in development of complex system with less risk due to basic properties of object orientation that include class, objects and inheritance.
WHAT IS MEANT BY E-R MODEL
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
Sequential File Organisation The most necessary way to organise the collection of records in a file is to use sequential Organisation. Records of the file are stored in series
Define Boyce codd normal form A relation schema R is in BCNF with respect to a set F of functional dependencies if, for all functional dependencies in F + of the form.α ->β.
want a idea for final year project
Multi-list file Organisation Multi-list file organisation is a multi-index linked file organisation. A linked file organisation is a logical organisation where physical orderin
Question 1 Indexes are ocasionally defines on a single field of a file called an indexing field. List and describe the different types of indexes Question 2 Consider a book i
What are the drawbacks of File Oriented System in details?
It is not possible to make an ABAP/4 program, which having only Subroutines. False. We can make ABAP/4 program, which having only Subroutines.
What was the method in which records are physically stored in a specified order according to a key field in each record ? A method in which records are physically stored within
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