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Explain virtual memory?
Ans) Virtual memory tells to virtual storage. In virtual storage, portions of a user's program and data are placed in auxiliary storage, and the operating system automatically changes them in and out of main storage as required.
Mention some of the drawbacks of RAD model. Unuseful for a large-scale projects. Interest of developers & customers are necessary. Not useful and perfect when technica
What does modality in data modeling indicates? Modality shows whether or not a particular data object must participate in the relationship.
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
Class diagram: A class diagram in the Unified Modelling Language (UML) is a type of static structure diagram that defines the structure of a system by showing the system's classes
What is meant by Data dictionary? The Data dictionary is an organized listing of all data constituents that are related to the system, with precise, accurate definitions so tha
What is Verification represent? Verification represents the set of actions that are performed to confirm that the software correctly implements the particular functionality.
What is the purpose of timeline chart? The purpose of the timeline chart is to emphasize the scope of the individual task. As set of tasks are given as input to the timeline ch
This case-study describes the requirements of an airline travel agency who want to develop a website to allow customers to make online bookings. The outline requirements are descri
Searching the Database: Searching the database and printing the results of a search are important features associated with CDS/ISIS package. The query formulation strategy pro
Justify the term "Software is engineered" Software is engineered not manufactured. Although some similarities exit among software development and hardware manufacture, the two
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