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Q. Discuss some of the problems that are faced during maintenance of software?
- Habitually another person or group of persons working over the years in isolation from each other writes the program.
- Habitually the program is changed by person who did not understand it clearly resulting in a deterioration of the program's original organization.
- There is a high staff turnover in the information technology industry. Because of these people who aren't the original authors maintain many systems. These persons mayn't have adequate knowledge about the system.
- Some problems merely become clearer when a system is in use. Several users know what they want but lack the ability to express it in a form understandable to programmers. This is mainly because of information gap.
Justify the term "Software is engineered" Software is engineered not manufactured. Although some similarities exist between software development and hardware manufacture, the t
What are the properties of SRS? i. Correct - The SRS must be built up to date while appropriate requirements are identified. ii. Unambiguous - When the requirements are pro
Internal Interrupt Cause because of illegal or erroneous use of an instruction or data. Internal interrupts are also known as traps. Internal interrupts are initiated because o
Write the Problems with the CMM. Practices associated with model levels Companies could be using practices from dissimilar levels at the same time but if all practices
Q. Explain the relationship between Productivity and difficulty? Productivity refers to metrics as well as measures of output from production processes per unit of input. Pr
Explain the prototyping approaches in software process. Two approaches i. Evolutionary prototyping - In this approach of system development, the initial prototype is pre
Closed box testing is similar as black box testing. Black box testing a type of testing that examine only externally visible behavior.
What is statement coverage? Statement coverage is the testing to test each statement in the code has been executed at least once.
of elicitation methods
Functions that dynamic testing tools supports: 1: Input setting: selecting of the test data that the test object reads when called. 2: Stub processing : handling output
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