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Explain Software Testing. Why is it important to conduct the testing of software?
Software testing is verifying if software meets the customer's requirements; if it has high quality; if it is bug free and if it is fit for use. Testing is significant because it make sures that the product delivered is defect free which in turn emphasizes higher quality and proves to be cost effective.
Describe the various steps of the reuse-oriented model. The reuse-oriented model, also known as reuse-oriented development (ROD), is a method of software development in which
In virtual storage systems, virtual addresses are allocated to auxiliary storage locations. The use of virtual addresses permit those locations to be accessed as by they were part
What does Data abstraction contains? A Data abstraction is a named collection of data that defines a data object Eg: door Attributes: door type, Opening mechanism, Swing di
system architecture block diagram
ZeroJet, a new low cost airline, wants a brand new web-based system to allow people to book seats for flights on-line. They want an automated check in system which has no staff.
What is Data Dictionary? Data dictionary is a storehouse of data giving information about data. It is a list of terms and their meaning for all data items and data files of a s
What are the elements of Computer based Systems? Software: Data structures, Computer programs, & related document Hardware: Electronic devices, inter connectivity devices, E
A friend has promised to log in at a particular time. However, he needs to be contacted as soon as he logs in. The shell script checks after every minute whether he has logged in o
What are the advantages and disadvantages of big-bang? Advantages: This approach is easy. Disadvantages: It is hard to debug. It is not simple to isolate errors while testin
What is Defect Analysis? Ans) Using defects as data for regularly quality improvement. Defect analysis usually to classify defects into categories and recognize possible causes
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