Q1) Why has the hosts method for managing DNS largely been abandoned? Where does it still exist?

Q2)Explain the difference between authorization and authentication in the context of file access control.

Q3)Explain a transactional deadlock and race condition. What method is used to address these challenges?

Q4) What are the four key performance requirements of a distributed file system?

Q5)Explain the difference between symbolic links and hard links.

Q6)Briefly compare and contrast two types of replication.

Q7)Identify three types of volatility concerns for mobile systems.

Q8)Explain the difference between recursive and iterated DNS lookup. Which is primarily used today?

Q9)Explain wht is being prioritized when choosing RAID-1 vs. RAID-5 and the reverse.

Q10)Explain idempotent operations. Provide an example of an idempotent operation and a non-idempotent operation.