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Describe the various elements of data design?
i. Data object - The data objects are identified and relationships among various data objects are represented using ERD or data dictionaries.
ii. Databases - Using software design model, the data models are changed into data structures and data bases at the application level.
iii. Data warehouses - At the business level useful information is identified from various databases and the data warehouses are created
RAD Model Rapid Application Development Model is the method of incremental model. Achieves the high speed development using component based construction. Phases
Describe the functional requirement for a Library management system ?
notation of requirement of specification
Ask question #Minimum 1000 words accepted#
Verification or validation performed which implements the system's code.
Draw the Context level DFD for the Safe home Software. User commands Alarm type Telephone Number tone Sensor status Display Information
what is iterative and evolutionary developments? how iteration help in refining requirements
What is Boundary value Analysis? Boundary value analysis is a method in software testing where tests are designed for showing boundary values. The values will be on the edge of
What is difference among transfection and transduction? Ans) Transfection: Transmission of naked DNA into eukaryotic cell Transduction: Transmission of genetic material from
Question: (a) Describe the purpose and importance of a Document Type Definition in XML. (b) Describe the difference between PCDATA and CDATA with respect to a DTD. (c)
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