Inadequate requirements from the Client - if the requirements given by the client is not clear, unfinished and not testable, then problems may come.
Unrealistic schedules – Sometimes too much of work is being given to the developer and ask him to complete in a Short duration, then the problems are unavoidable.
Insufficient testing – The problems can arise when the developed software is not tested properly.
Given another work under the existing process – request from the higher management to work on another project or task will bring some problems when the project is being tested as a team.
Miscommunication – in some cases, the developer was not informed about the Clients requirement and expectations, so there can be deviations.
Installation testing is done to verify whether the hardware and software are installed and configured properly. This will ensure that all the system components were used during the testing process. This Installation testing will look out the testing for a high volume data, error messages as well as security testing
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