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What are the types of software maintenance?
Corrective maintenance - Means the maintenance for correcting the software faults.
Adaptive maintenance - Means maintenance for adapting the change in environment.
Perfective maintenance - Means modifying or enhancing the system to meet the new requirements.
Preventive maintenance - Means changes made to improve future maintainability.
Q. What is Data Dictionary? Ans Data dictionary is a stockroom of data giving information about data. It is a list of terms as well as their definition for all data items a
Write definition of ERD? Entity Relationship Diagram shows the graphical presentation of the object relationship pair. It is above all used in database applications.
Write about drivers and stubs. Drivers and stub software require to be developed to test incompatible software. The " driver" is a program that accepts the test data and pri
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What is Compatibility testing - It's a non-functional test performed on a software system or component for checking its compatibility with the other parts in computing environm
What are the different types of Cohesion? i. Coincidentally cohesive -The modules in which the set of tasks are related with each other loosely then such modules are known as
How LRU technique is implemented The LRU policy is more difficult to execute but has been more attractive on the assumption that the least recently used page is a better candid
What is Delphi model? In Delphi method, a number of parameters to be considered based on as experts estimates. The group estimate is taken as on an average of the weighted
Question: a) Failures in software development would include excessive cost and/or schedule delays to never fielding a system. Briefly explain the risks associated with develop
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