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q systems analyst in traditional businessin the traditional business information services are centralized for entire organization or for a specific
q analysts in various functional areastoday systems analysts job presents a exciting and fascinating challenge it provides high management visibility
q describe the external users of systemexternal users modern information systems are now reaching beyond the boundaries of traditional business to
q define the internal users of systeminternal users are employees of business for that an information system is built illustration are clerical and
q define the system userssystem users are defined as the people who employ information systems or who are affected by information system on a regular
q why do businesses need systems analystsa computerized system allows an organization to provide accurate information and respond faster to queries
q show the advantages of joint application developmentthe following are the numerous advantages of joint application development actively includes
qjoint application development session leaderjad session leader jad leader organizes and runs the jad this person is trained in group management and
q explain about joint application developmentit is defined as a structured approach in which users managers and analysts work together for many days
q what do you mean by prototypea prototyping approach lay emphasis on the construction model of a system designing and building a scaled-down though
in structure chart whole application is divided into modules set of program instructions and modules are designed according to some principles of
q explain the structured design of systemstructured design utilizes graphic description output of system analysis and focuses on development of
q structured analysis and design approachthe objective of structured system analysis and design is to reduce maintenance time as well as effort
q approaches for development of information systemsnumerous approaches are available for development of information systems they are as belowbull
q show the divide and conquer approachdivide and conquer approach is the way of making a complicated problem easier in this approach larger
development of information system must be considered as capital investment the developer of an information system must think about different
q standards used for development of a systemdocumentation standards it must be an ongoing activity at the time of system development life
q principles for developing successful system1 both developers and customers must be involved for accuracy in the information2 a problem
q layers of distributed system architecturelayers of distributed system architecture are presentation layer is actual user interface this layer
q explain about distributed systemsa distributed system in that data process and interface component of information system are distributed to many
q hard and soft real time systems hard real time systems that guarantee critical tasks are completed on time soft real time systems that are less
q explain real time systema real time system defines an interactive processing system with severe time limitations a real-time system is used
real life business subsystems a subsystem is a component of a system even though it can also be described as a system in its own right consider a
q explain automated and manual systemsautomated and manual systems the system that doesnt need human intervention is known asautomated system in this
closed system its isolated from environment influences it operates on factors within system itself it is also described as a system which involves a