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Describe about the Environmental model
It indicates environment in which system exists. Any small or big system is a sub-system of a larger system. For illustration, if software is developed for a college, then college would be part of University. If it's developed for University, University will be part of national educational system. Hence, when model of the system is made these external interfaces are defined. These interfaces reflect system's relationship with external universe (known as environment). Environment of a college system is demonstrated in figure below.
What is Coupling? Coupling is the measure of interconnection among modules in a program structure. It depends on the interface complexity among modules.
State the System Engineering Hierarchy The world view is made up of a set of domains (Di),which can either be a system or a system of systems. WV = {D1,D2,D3,...........,Dn
How can a company improve quality of business information?
Distinguish between verification and validation. Verification refers to the set of activities that make sure that software correctly executes a specific function. Validation re
What is Validation represent? Validation means a set of deeds that ensure that the software that has been built to satisfy the customer requirements.
Testing a new or an changed data processing system with the similar source data that is used in another system. The other system is taken as the standard of comparison.
List the guidelines for data design. i. Apply systematic analysis on data. ii. Determine data structures and related operations. iii. Establish data dictionary. iv. Us
algorithm
compare and contrast the advantages of verticle and horizontal structural partitioning?
What are command buttons? How to use command buttons? Command buttons are defines to as controls. The control is capable of implementing a set of instruction when the user clic
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