XYZ Interview Question

Q1. How does quality control differ from quality assurance? Q2. What is Software Testing? Q3. Why is Software Testing Required? Q4. What are the two main categories of software testing? Q5. What is quality control? Q6. What different types of manual testing are there? Q7. Explain the difference between alpha testing and beta testing. Q8. What are the different levels of manual testing? Q9. What is a testbed in manual testing? Q10. Explain the procedure for manual testing?