SDLC and STLC Difference Test case of Pen Smoke Testing and Sanity Testing Difference

Question

Accepted Answer

SDLC is the process of software development while STLC is the process of software testing. Smoke testing is a subset of sanity testing.

SDLC is the process of developing software while STLC is the process of testing software.
SDLC includes planning, designing, coding, testing, and maintenance while STLC includes test planning, test case development, test execution, and test closure.
Smoke testing is a type of testing that checks if the basic functionalities of the software are working while sanity testing checks if the defects have been fixed.
Example of a test case for a pen could be checking if the ink flows smoothly, if the pen writes on different surfaces, and if the pen is comfortable to hold.
Smoke testing is done to ensure that the software is stable enough for further testing while sanity testing is done to ensure that the defects have been fixed and the software is ready for further testing.

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