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What are the various elements of data design?
i. Data object - The data objects are identified and relationship between various data objects can be shown using ERD or data dictionaries.
ii. Databases - Using software design model, the data models are translated into data structures and data bases at the request level.
iii. Data warehouses - At the business level useful information is identified from several databases and the data warehouses are formed.
A dynamic analysis method which inserts assertions about the relationship among program variables into the program code. The truth of the assertions is determined as the program im
Describe the effect of defining a prototype on the overall cost of the software project? The prototyping model: In this model, a prototype (an previous approximation of a fin
Problem 1. Explain why it is necessary to design the system architecture before the specifications are written 2. Explain why it is important to describe software designs 3.
Iterative Enhancement Model Iterative Enhancement Model: This model has the similar phases as the waterfall model, but with fewer restrictions. Normally the phases happen in th
What are task regions in the Spiral model. Customer communication - In this region it is recommended to establish customer communication. Planning - All planning doings are
What does Validation represent? Validation shows the set of activities that ensure that the software that has been built is satisfying the customer needs.
List the guidelines for data design. i. Apply systematic analysis on data. ii. Identify data structures and related operations. iii. Establish data dictionary. iv. Use
name some software in which incremental process are used or possible to use it?
What is software maintenance? Changes to the software are made in response to altered requirements but the fundamental structure of the software remains stable.
Explain different recording modes. There are two type of recording modes: context sensitive and analog. - Context Sensitive - identifies GUI objects and records operations
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