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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
Product engineering is a system engineering approach which starts with system analysis. The system engineer identifies the customer's requirement, determines economic and econ
Write down any four application of a stack. (i) Conversion of infix to postfix form (ii) Reversing of a line. (iii) Removal of recursion (iv) Evaluating post fix expression
What are the demerits of spiral model? i. It is depends on customer communication. If the communication is not suitable then the software product that gets developed will not r
A measure of the severity and probability of undesired effects. Often taken as the easy product of probability and consequence.
explain why older data models are being replaced by new data models.
Static testing and dynamic testing Static testing is checking the application without actually running the application while dynamic testing checks the application by running i
Question: (a) What do you understand by the term "integrity"? (b) Which type of attack denies authorized users access to network resources? (c) You have discovered tha
What is verification? Verification is the process of determining whether the output of single phase of software development conforms to that of its last phase, whereas vali
Text Retrieval Packages: Text retrieval comprises storage and subsequent retrieval of rat girds, essentially textual rather than numerical, tabular or graphical. Although, eac
System Development Life Cycle (SDLC) stages are sometimes known as System Study. System concepts which are important in developing business information systems expedite problem sol
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