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Describe the development process of Object oriented methods
Object oriented methods have roots which are strongly anchored back in the 60s, functional and structured methods were first to be used. This is not very uncommon, as functional methods are inspired directly by computer architecture (a proven domain, well known to computer scientists). The separation of data and program as exists physically in hardware was converted into functional methods. This is the reason why computer scientists got into habit of thinking with respect to system functions. Later it was felt which hardware should act as servant of the software which is executed on it rather than imposing the architectural constraints on system development process.
Log based recovery: Let us first describe the term transaction log in the context of DBMS. A transaction log is a record in DBMS that remains track of all the transactions of a dat
Problem: (a) Data mining is one of the best ways to analyse data and using software techniques, hidden and unexpected patterns and relationships in sets of data can be extrac
Why were functional methods fashionable in early days? These are inspired directly by computer architecture and thus popular among computer scientist in early days. The divisio
State your technical objectives for mining the data. Data Understanding. Describe the data For each attribute, give its description and data type. For numeric attributes
ADVANCE OBJECT DESIGN Introduction Analysis is the initial step of the OMT methodology. It is apprehensive with devising a precise, concise, correct and understandable mo
2NF Normal Form : A relation schema process R is in 2NF if it is in 1NF and each non-prime attribute A in R is fully functionally related on primary key. Second normal form (2N
What is foreign key? A relation schema r1 derived from an ER schema may contain among its attributes the primary key of another relation schema r2.this attribute is known as a
Section A: Use the following tables to create a database called College. Use SQL commands. Student stuid(primary) lastName firstName
Using Relational Algebra which query finds customers, who have a balance of over 1000 ? Using Relational Algebra Π Customer_name( σ balance >1000(Deposit)) is query to find cu
coventions for displaying an ER schema as ER diagram
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