pls write sentense for those question thx?

2. Bring out the meaning of verification and validation clearly with an example. Explain the ultimate goal of the verification and validation process. 3. Define validation and verification and explain two complementary approaches to system checking and analysis. 4. What are the advantages of software inspection over testing. 5. With a neat diagram explain the model of software testing process. 6. With a neat diagram, explain the debugging process. 7. Explain in detail the software inspection process. 8. Write short notes on system testing, Unit Testing and Component Testing