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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.
Q What is a modular system? List the important properties of a modular system? Ans: A modular system consists of well-defined manageable units to well-defined interfaces among
Define Behavioural Modelling. The state transition diagram shows the characteristics of a system by depicting its states and the events that cause the system to change state
Q. Explain Steps in Building the Structure Chart? Steps in Building the Structure Chart 1. Identify top level modules as well as decompose them into lower levels 2. Add
After studying the module you should understand the principles and techniques associated with modular software development. After studying the module you should understand the c
Q. Static single variable model and static multivariable model? Static single variable model : Methods using this model utilize an equation to estimate the desired value such
Explain critical design review The purpose of critical design review is to make sure that the detailed design satisfies the specifications laid down during system design. The
How can a company improve quality of business information?
Explain the Per-action modeof QTP - Best used in below cases: - When creating simple record and run tests when there is just one or very few tests which correspond to int
Explain Equivalence Class Partitioning Equivalence Class Partitioning: It is a method in black box testing. It is designed to decrease the number of test cases by dividing t
What are the advantages and disadvantages of big-bang? Advantages: This approach is simple. Disadvantages: It is hard to debug. It is difficult to isolate errors while testi
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