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Build data Flow diagrams showing functional dependencies
Data flow diagrams are very useful for showing functional dependencies. In data flow diagrams processes are indicated with bubbles, each bubble containing with name of process inside. Arrowhead lines are used to connect the processes to one another, and to objects in system. The lines are label with information which is being passed.
Objects are drawn as rectangular boxes, same as that of the object model, but usually with just name of these objects and not attributes and operations.
A simple DFD is given for sales system
Nested Macro calls are expanded using the? Ans. By using the LIFO (Last in First out) Nested Macro calls are expanded.
A) Change the following formulas from reverse Polish to infix: a) AB +C + D x b) ABCDE + x x / B) Change the following formulas from infix to
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How and when race conditions happen in process control? How can it be avoided? b. Differentiate among following functions giving related syntax: (i) fork and vfork (ii) w
Create a relationship among Employee and Sales tables using Emp No. Enforce referential integrity and select both cascade update and cascade delete options. Save the relationship.
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Determine the benefits of Message passing Message passing provides two major benefits: An object's properties are expressed by its methods, thus message passing support
Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4 A loop invariant is
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