---------------It shows the flow of material ,energy and information that hold system
together.

Related MCQs

• In system modeling: A-Architectural model: B-Stimulus-response model: C-Behavioral models: 1-Used to describe the overall behavior of the system: 2-State transition diagram show how the system reacts to internal and external events: 3-Shows principal sub-systems which makes the system
• In system modeling : A-Classification model; B-Stimulus-response model; C-Data processing model: 1-Here data-flow diagram show how data is processed at different stages; 2-Here object class/inheritance diagram show, how entities have the common characteristics; 3-Here state transition diagram shows the how the system reader to internal and external events
• __________ is a graphic representation of system that shows data flows to from and within system, processing functions that change the data in some manner and storage of tis data.
• In system modeling : A-Model; B-Prototype;; 1- it’s an abstract view of a system that ignores system details; 2-It’s an initial version of system software which givers end-users a concrete impression of the system capacities
• A ________ view shows the system hardware and how software components are distributed across the processors in the system.
• Match the following : A- Maintenance control: B- Maintenance prediction: C- Maintenance process: 1-Cost of planning and scheduling hardware preventive maintenance, and software maintenance and upgrades, managing the hardware and software baselines, and providing response for hardware corrective maintenance. 2- Predicting the number of change requires a system understanding and the relationship between the system and external environment. 3- It is triggered by a set of change requests from system users, management or customers.
• Which perspective in system modelling shows the system or data architecture?
• It shows the objects and object classes in a system and the relationship between these entities.
• Critical information for top management is provided by ....... information system.
• Extracting data items and objects, to get information on data flow, and to understand the existing data structures that have been implemented is sometimes called