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What are the difference between Rational Unified Process and Spiral model?
It's uml base model usely use of use case design and spiral model Risk driven approchs
What is the difference between data model and schema in database?
As I understand it, a database schema is a physical entity, it describes the structure of exactly how the data is stored and is itself stored by DBMS for reference. Data model, on the other hand, is an abstract representation of database.
What is the difference between graph and graphic?
Graph theory is the study of graphs:mathematical structures used to model pairwise relations between objects from a certain collection.A "graph" in this context refers to collection of edges that connect pairs of vertices.While computer graphics are graphics created using computers and more generally,the representation of image data by computer...... Unknown Programmer from Iraq...
Explain Lee model for point to point propagation?
Lee's model is a slope-intercept propagation prediction model developed at Bell Laboratories and popularized by William Lee. The model assumes an initial condition at a short distance from a base station and uses that as one end of a slope intercept model to predict path loss between a base station and a mobile unit.
What makes a good fraction model?
A good fraction model is when you divide your model equally.
