Answer / imthiyaz. shaik

Black box Testing:

Testing done by the Software Testing (Team) Engineer on the
functionality of the application/product with out the
knowledge of the internal code is called 'Blackbox'
testing. This testing includess both functional as well as
non-functional testing. Non-functional is Security testing,
performance testing, usability testing.

Functional Testing:
This type of testing is called 'Functional' as the testing
is performed on the functional aspects of the
application/product with out the knowledge of the internal
code.

Back-end testing(Also called as 'Database Testing'):

This testing includes:
1. Checking the data entered through front end is
successfully updated in the back-end.
2. Retreivin data from the back-end (Through some queries)
Note: To perfom back-end testing, the Testing engineer
should have the knowledge of databases like SQL......

System Integration Testing:
Testing the system as a whole (Both functional & non-
functional)with the integration of all the modules/branches.

GUI Testing:
Testing the application/product with the end users
perspective for :
1. Ease of use
2. User friendly
3. Look and feel

UAT: UAT is divided as Alpha & Beta testing
Alpha testing:
Testing done by the Testing engineer at the developers site
in the presence the customer.

Beta testing:
Testing done by the end user/customer at the customers
site/environment without the presence of the testing
engineer.

Performance testing:
Load & Stress testing are the sub sets of Performance
testing.

Load testing:
Testing done with the specified load on the application to
verify the application withstands the load at the given
point of time.

Stress testing:
Testing done beyond the specified load on the application
to verify the threshold point of the application.

Regards,
Imthiyaz. Shaik

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