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  1. How free extents are managed in Ver 6.0 and Ver 7.0
  2. What is Database Buffers
  3. What is the OPTIMAL parameter
  4. What is meant by recursive hints
  5. How will you monitor the space allocation
  6. What is a Rollback segment entry
  7. What is use of Rollback Segments in Database
  8. What is the role of PCTFREE parameter in Storage clause
  9. What is meant by redo log buffer
  10. List the Optional Flexible Architecture (OFA) of Oracle database
  11. What is meant by free extent
  12. List the factors that can affect the accuracy of the estimations
  13. What is the functionality of SYSTEM table space
  14. How will you create multiple rollback segments in a database
  15. What is advantage of having disk shadowing/ Mirroring
  16. Which parameter in Storage clause will reduce no. of rows per block
  17. How will you monitor rollback segment status
  18. How does Space allocation table place within a block
  19. Why query fails sometimes
  20. What is dictionary cache
  21. What is meant by Redo Log file mirroring? How it can be achieved
  22. What is the significance of having storage clause
  23. What are the disadvantages of having raw devices
  24. How can we plan storage for very large tables
  25. When will be a segment released
  26. How will you force database to use particular rollback segment
  27. What is a Control file
  28. How the space utilization takes place within rollback segments
  29. How will you estimate the space required by non-clustered tables
  30. How will you swap objects into a different table space for an existing database
  31. How to implement the multiple control files for an existing database
  32. What is hit ratio
  33. What are the components of SGA
  34. What is Shared Pool
  35. What are the two types of Server Configurations
  36. What is the function of Lock (LCKn) Process
  37. What are functions of PMON
  38. What is the maximum number of Lock Processes used
  39. What is the function of Dispatcher (Dnnn)
  40. What does LGWR do
  41. What is User Process
  42. What is a Parallel Server option in ORACLE
  43. When does LGWR write to the database
  44. What is PGA
  45. What is SGA
  46. When Does DBWR write to the database
  47. What Does DBWR do
  48. What do Redo Log Buffers contain
  49. Name the ORACLE Background Process
  50. What is function of RECO
  51. What is the function of checkpoint (CKPT)
  52. What constitute an ORACLE Instance
  53. How many Dispatcher Processes are created
  54. What is Server Process
  55. What are the functions of SMON
  56. What is the function of ARCH
  57. What is Shared SQL Area
  58. What is a Multi-threaded Server Configuration
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