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Define software testing.
Software testing is a process used to help recognize the correctness, completeness and superiority of developed computer software. With that in mind, testing can never totally establish the correctness of computer software. Only the process of formal verification can show that there are no defects. "Testing is the process of demonstrating that defects are not there in the application that was developed."
What are the various types of system testing? 1. Recovery testing - is intended to check the system's ability to recover from failures. 2. Security testing - verifies th
Objectives of Data dictionaries:- 1) A standard definition of all terms in a system, that is every item of data is uniquely identified and described. 2) Easy cross-referen
Q. Differentiate between object oriented and function oriented design. Ans: • Function-oriented design depend on identifying functions which transform their inputs to create
What are the three generic phases of software engineering a) Definition, b) development, c) support
select alife cycle model that you would follow during the devolpment of the easy travil singapore system. give an outline description of thise life cycle and justify your chice of
Q. Compare the Productivity and difficulty? Productivity refers to metrics as well as measures of output from production processes per unit of input. Productivity P perhaps c
Aggregation between objects Aggregation among objects shows a relationship. It is a whole/part relationship. Aggregation might be implying containment.
What is a state transition diagram? State transition diagram is mainly a collection of states and events. The events cause the system to change its state. It also shows what ac
Q. Define Repeated inheritance and Encapsulation? Repeated inheritance If a class inherits in excess of once from the same class then it is referred to as repeated inherit
Q. Explain the bath tub curve of hardware reliability? Ans: As indicated in the diagram below there are three phasing in the life of whichever hardware component that is burn
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