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what is refactoringrefactoring is explained as the changes to the internal structure of software to improve its design without changing its external
what is recursing downwards and its waysthe design process generally works top-down you start with the higher level operations and proceed to
what are the steps to design algorithmformulate algorithm for each operation analysis specification tells what the operation does the algorithm shows
what is concurrent controlcontrol resides concurrently in various independent objects every a separate task a task can wait for input but other task
what is event-driven controlcontrol resides within a dispatcher or monitors that language subsystem or os provider developers attach application
how will you allocate sub systemallocate every concurrent subsystem to hardware unit general purpose processor or specialized functional unit as
what is partitionpartitions divide a system into several independent or weakly coupled subsystems each giving one kind of service partitions use
what is layera layered system is ordered set of virtual worlds every build-in terms of ones below it and providing the execution basis for one above
mention the two subsystem relationshipthe relationship among two subsystems can be client-server peer-peer
what is patterna pattern is a proven solution to a general problem lots of patterns are used there are patterns for analysis architecture design and
what is frameworkframework is a skeletal structure of a program that must be elaborated to build a complete application it has abstract
what is librarya library is a collection of classes that are useful in most of the contexts classes must have accurate and thorough explanations to
how will you reuse a planreuse is an benefit of oo technologytwo aspects of reuse using existing things and making reusable new things it is simpler
what is application analysisthe purpose of analysis is to understand the problem so that a correct design can be constructed the application analysis
what is testing list its typestesting ensures that the application is suitable for actual use and that it truthfully satisfies the requirementstypes
what is domain analysis domain analysis is concerned with devising a precise concise understandable and correct model of the real world analysis
what is analysis list its sub stagesunderstand the requirement by constructing models the goal of analysis is to state what need is to be done and
how will you prepare problem statementproblem statement should state what is to be completed and not how it is to be executed it should be a
what is system conceptionit deals with genesis of an application and formulating tentative needs the purpose of the system conception is to defer
difference between aggregation and associationaggregation is a particular form of association not an independent concept aggregation acts semantic
what is swimlanein business model it is often helpful to know which human organization is responsible for activity show the partition of activities
what is use case and use case diagrama use case is a coherent piece of functionality that a system can give by interacting with actors use case
what is actoran actor is a direct external user of a system every actor shows objects that behave in a particular way towards systems actors are
what is interaction modelinginteraction model explains interactions within a system the interaction model explains how objects interact to produce
what is state and state diagrama state is an abstraction of values and links of an object set of values and links are grouped together into a state