Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
Explain the waterfall model. Explain why it is more advantageous than adhoc methods.
Ans Waterfall Model:
1.The waterfall model is a chronological software development process in which progress is seen as flowing steadily downwards (like a waterfall) through the phases of Initiation, Conception, analysis, design (validation) and testing Construction and maintenance.
2. The first official description of the waterfall model is given by Winston W. Royce in 1950 nevertheless popular in 1970 and further refined by Barry Boehm.
3. To follow the waterfall model one carries on from one phase to the next in a purely sequential manner. For instance one first completes requirements specifications which are set in stone. When the requirements are completely completed one proceeds to design.
4. Process structured as a tumble of phases where output of one is input of next.
5. Several variants of model depending on organization and specific project. However underlying phases are same for all.
Define Fan-in and Fan-out Fan-out: A measure of the number of modules which are directly maintained by another module. Fan-in: Indicates that how many modules directly main
Write definition of ERD? Entity Relationship Diagram shows the graphical presentation of the object relationship pair. It is above all used in database applications.
What are the benefits of using Stored Procedures? - They help in reducing network traffic and latency which in turn boosts application performance. - They assist in promotin
Explain a variable? "Variables" are data items in a program whose values can change.
Write down the concept of Functional independence. a. Functional independence is gained by developing modules with "single minded" function and an "aversion" to extreme intera
Information engineering is a system engineering approach which is used to describe architectures which enable a business to use data professionally. The intent of information eng
Cardinality & Optionally Cardinality represents the relationship between two entities. Consider one to many relationship between two entities -student andclass. Here cardinal
What are the benefits of smoke testing? Integration risk is decreased. The quality of the end-product is better. Error diagnosis and correction are simplified. Assessment of pr
How do we zero down on automation tools for regression testing? Below criteria are used when zeroing down on automation tools for regression testing: - Risk analysis such as
What are the important points to do software design The below points must be kept in mind when performing the design: i) Practicality: This ensures that system is stable
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +91-977-207-8620
Phone: +91-977-207-8620
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd