Is STLC a part of SDLC?

Related questions

1. What is the most important phase of SDLC?
2. Is agile a part of SDLC?
3. What is coding in SDLC?
4. What is .NET SDLC?
5. What is Agile methodology in SDLC?
6. Why do we use SDLC?
7. What is Agile coding?
8. What are the types of SDLC?
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Tags

1. #vital
2. #subset
3. #where
4. #ensures
5. #complete
6. #product
7. #phase
8. #limited
9. #testing
10. #development
11. #software
12. #quality