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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.
(a) Visual Basic is governed by an event processor. Explain the meaning of this phrase. (b) Differentiate between an event procedure and a general procedure. (c) "For datab
Q. Classes of data items in a data dictionary? There are three classes of data items in a data dictionary 1) Data element- It is the smallest unit of data that cannot be me
Special Value Testing: It is the form of functional testing. Special value testing happens when a tester uses his or her domain knowledge, experience with same program and informa
Modified ER diagram representing cardinalities When minimum cardinality of a relationship is one, then second entity is known as mandatory participant in the relationship. Ma
What is Change management? Software systems are subject to continual change requests; From users; From developers; From market forces. Change management is
Q Distinguish software faults and software failures? Ans: In case of a failure a software doesn't do what the users expect, a fault is a programming bug that may or mayn't act
State Lehman's First law. A program that is used in true world environment essentially must change or become progressively less useful in that environment.
What are the functions of data architecture? It gives the information needed for a business function. Recognize the data objects and their relationship. Eg: Custome
Four Different Phases of spiral model are: 1) Planning 2) Risk analysis 3) Development 4) Assessment
Q. Illustrate Functions that dynamic testing tools supports? Functions that dynamic testing tools supports: 1: input setting it is selecting of the test data that the test
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