Web based systems are those using the internet, intranet and extranets. Web based is to be done only once for any application that is using Web. Web based testing are as follows
Functional correctness
Integration
Usability
Security
Performance
Verification of code

While performing regression testing, tester should check that any updating or modification or change in functionality of a particular component or module doesn’t create any disorder and any negative effects on the functionality of application.

When the 90% of requirements are covered and maximum defects are rectified except low level defects than, customers is satisfied about project and when time is less we can decide that testing has been enough.

Problem is something which the team is actually facing and Risk is some problem which may occur in future.

When there is less time for testing then we can follow the steps
Sanity or smoke testing
Usability testing
Formal functionality and GUI testing
Walk through with a product

Risk is an event of failure that has a probability of occurring during project execution.

 The software engineering process group is a group of product specialists. These individual facilitates the definition, maintenance and improvement of software process used by the organization.

Checklists

Reviews

Audits

The template is a document with a list of sections to be filled. Examples are SRS template, test plan template, test summary report template.

CVS, SVN, VSS