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breaking into subsystems decomposition is a significant technique for coping with complexity based on idea of divide and conquers in dividing a
explain the fundamental concepts of object-orientationsoftware developers data base administrators dbas need to be familiar with fundamental concepts
describe about use case and external case in dfd the processes are transformed those into the use case and external case in dfd has same
the proliferation of object-oriented methods the first few years of the 1990s saw blossoming of around fifty various object oriented methods this
define the traditional system analysis and designtraditional system analysis and design sad have three basic life cycle models a typical software
state the functional approach of object oriented methodsmoving from a functional approach to an object oriented one needs a translation of functional
describe the development process of object oriented methodsobject oriented methods have roots which are strongly anchored back in the 60s functional
describe the benefits of ood techniques ood techniques are very useful for development of large and complex systems it has been noted that large
what are the object-oriented approachessoftware systems which are designed with structured design methodology never support some of desired quality
system design an object oriented approach any software systems always try to change and evolve as technology and business rules evolve the
determine the objectives of object oriented design provide an overview of object oriented design partitioning system to subsystems describe how a
determine the benefits of object oriented design ood also gives reusability which saves time costs and productivity gains through direct mapping to
describe about object oriented designobject oriented design is concerned with developing an object oriented model of a software system to implement
describe the iterative and incremental life cyclefor an iterative and incremental life cycle two criteria are process and time the main components of
explain the concept of modeling with objects a model is a conceptual representation of a specification design or system from a particular point of
what is interaction diagram an interaction diagram shows an interaction comprises of a set of objects and their relationships including the messages
examine about the behavioural diagrams the main objective of behavioural diagrams is to visualize specify construct and document dynamic aspects
describe the objective of structural diagrams the main objective of structural diagram is to visualize construct specify and document static aspects
define the concept of generalizationa generalization is relationship between specific kind of thing and general thing it is also known as
the abc bank authority now wants to create a database for their customers so you are requested to modify your program of assignment a3 as followsthe
define sequencea sequence is a set of integers 1 2 3 that are generated in order on demand sequences are regularly used in databases because lots of
express types of information available in mysqlinformation as regards the result of queries this includes number of records affected by any select
define aggregate functions and what aggregate functions supported by the mysqlto calculate a summary value from a set of individual values and uses
why do you go for sorting your query resultssql select command to fetch data from mysql table whenever you select rows the mysql server is free to
provide examples of different types of time and date formats its most common store dates using a dash - as a colon and the delimiter as the time