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Security testing is a testing of an application against malpractice from hacker, how effective protective software like firewall or antivirus installed are in data protection, and vulnerabilities of login system by sql injection.
This non-functional testing is conducted by subjecting an application to overload in order to verify till how long system is sustaining to the stress, hence the name – Stress testing.Example – during amazon festive season sale, subjected to overload when users multifold times than expected will access the portal and book a newly arrived mobile, …
Load testing is one form of non-functional testing, in which behavior of application is observed when itis exposed to load.Example, verifying behavior of Netflix portal during movie streaming by viewers between evening 7 pm to 9 pm in any time zone.
Performance testing falls under non-functional testing type, where latency (speed or delay in accessing or loading a page), responsiveness and stability of application, network, stress or load tests are carried out to check efficiency/performance of application.
Beta testing is tests conducted at the client’s site after application is deployed and handed over to client. These tests include usability, functionality, and reliability of application.
Alpha testing is a type of acceptance testing, where testers are employees of an organization who has built the application, these tests are conducted to verify that all the issues found have been resolved and have not reoccurred, before releasing to the client.
Regression testing is conducted on the build after bugs are fixed build, to validate that code change to fix bug has not adversely affected functionality and there should not be another defect.
Interface testing is a verifying communication and data transfer between two different systems, where interface can be API or web services.Example – Booking air tickets using ticketing portals like goibibo.com, where ticket is booked using web service of the airlines showing flight time, destinations, availability of seats and fare to travel to destination from starting …
System testing is the third level of testing after integration testing, where the application under test is tested for an end to end functionality, to confirm that it works as desired.Example – matrimonial portal can be tested from registration, searching candidate, receiving contact details and meet or fix appointments with prospects.
Integration testing is the second level of testing after unit testing, where different modules are combined together and then tested for verifying that data flow in sync between the modules and there is no a broken page or failed functionality.Example –During integration testing, IRCTC site can be checked where after searching train, booking seats in …