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IBM DB Administration Interview Questions
Questions Answers Views Company eMail

As a part of your job, what are the DBCC commands that you commonly use for database maintenance?

1 1830

Where would you look for errors from the database engine?

1709

7. Where should you place Archive logfiles, in the same disk where DB is or another disk? 8. Can you take online backup of a Control file if yes, how? 9. What is a Logical Backup? 10. Should you take the backup of Logfiles if the database is running in ARCHIVELOG mode? 11. Why do you take tablespaces in Backup mode? 12. What is the advantage of RMAN utility? 13. How RMAN improves backup time? 14. Can you take Offline backups using RMAN? 15. How do you see information about backups in RMAN? 21. Where RMAN keeps information of backups if you are using RMAN without Catalog? 22. You have taken a manual backup of a datafile using o/s. How RMAN will know about it? 23. You want to retain only last 3 backups of datafiles. How do you go for it in RMAN? 24. Which is more efficient Incremental Backups using RMAN or Incremental Export? 25. Can you start and shutdown DB using RMAN? 26. How do you recover from the loss of datafile if the DB is running in NOARCHIVELOG mode? 27. You loss one datafile and it does not contain important objects. The important objects are there in other datafiles which are intact. How do you proceed in this situation? 28. You lost some datafiles and you don't have any full backup and the database was running in NOARCHIVELOG mode. What you can do now? 29. How do you recover from the loss of datafile if the DB is running in ARCHIVELOG mode? 30. You loss one datafile and DB is running in ARCHIVELOG mode. You have full database backup of 1 week old and partial backup of this datafile which is just 1 day old. From which backup should you restore this file? 31. You loss controlfile how do you recover from this? 32. The current logfile gets damaged. What you can do now? 33. What is a Complete Recovery? 34. What is Cancel Based, Time based and Change Based Recovery? 35. Some user has accidentally dropped one table and you realize this after two days. Can you recover this table if the DB is running in ARCHIVELOG mode? 36. Do you have to restore Datafiles manually from backups if you are doing recovery using RMAN? 37. A database is running in ARCHIVELOG mode since last one month. A datafile is added to the database last week. Many objects are created in this datafile. After one week this datafile gets damaged before you can take any backup. Now can you recover this datafile when you don't have any backups? 38. How do you recover from the loss of a controlfile if you have backup of controlfile? 39. Only some blocks are damaged in a datafile. Can you just recover these blocks if you are using RMAN? 40. Some datafiles were there on a secondary disk and that disk has become damaged and it will take some days to get a new disk. How will you recover from this situation? 41. Have you faced any emergency situation. Tell us how you resolved it? 42. At one time you lost parameter file accidentally and you don't have any backup. How you will recreate a new parameter file with the parameters set to previous values. 16. What is a Recovery Catalog? 17. Should you place Recovery Catalog in the Same DB? 18. Can you use RMAN without Recovery catalog? 19. Can you take Image Backups using RMAN? 20. Can you use Backupsets created by RMAN with any other utility?

1 10428

How do you find out from the RMAN catalog if a particular archive log has been backed-up?

2 8011

What are the ways tablespaces can be managed and how do they differ?

2 4010





hi, suppose i created one table after few days i did some insert,update how can i know when will i did ddl or dml operation is undergone on that table

3 3594

i have 10gp file.now i need store in database..but database have only 7gb memory only..how do u store the file ?

937

what is the differnce between process and thread ?

1 2710

what is meant by gateway

1 1950

how will you see when the database was started using sql prompt?

2 3348

what is rebuild index??

2 3175

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Un-Answered Questions

I have one ct of ratio 3000-2000/1 Amp its knee point voltage mentioned on name plate is 500-333/30mA-50mA at Vk/2. in secondary box there is three terminal named 1S1, 1S2, 1S3 then on which terminal obtained the knee point voltage ie 1S1-1S2 OR 1S1-1S3 & also specify the knee point voltage for the ratio 3000 from name plate.

1129


What is the Diesel consumption of 1000 KVA rating DG set at full load?

2677


hi i am electronics & telecomm engg & appling 4 the AAI jr executive (electronics/ATC) written test. pls forward me the syllabus & old question papers.I will be very much thankful to you. pis inform to mpnisi@gmail.com

808


Write a nonrecursive routine to reverse a singly linked list in O(N) time.

2267


what is RTV function in in process control?

1826






Explain the Difference between the Discreet and REM.

842


what is maximum concurrency in jdbc adapter?

755


how to convert analog RC filter to FIR filter

804


How can I put revision history information in the source files each time I check in a file?

292


hai iam selected in po exam in allahabad bank . my interview date is 02-06-2009. so plese send me some sample question on my email. my email is nitinbikhani@yahoo.com

661


please tell me how to take the stock of goods in Tally ERP9 in case of Useing FORM F (Company Sent the Stock Send me against Form 38 & after sale He want from me FORM F ) Thank U

1161


please give me some tips for the placement in the TCS.

977


how we can transfer marketing projects from crm to r/3?

1292


hi, they have given 2 tables to write quries in SQL SERVER 2000 based on table as follows . 1st table :author: COLUMNS AS FOLLOWS pk. AUTHOR F_NAME DOB NATIONALITY 2ND TABLE BOOKS: COLUMNS AS FOLLOWS; PK ISDN F.K AUTHOR LANGUAGE PUBLISH_DATE; 1) RETRIVE author who is indian and hindi write in a) as joins b) sub quries 2)retrive who is younger author ; 3)retrive author who wrote more than one book in different language. 4)retrive author who has wrote in different language in each year write all queries in sql for sql server

932


Expain Wireless Distribution System?

473






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