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ABC Oracle General Interview Questions
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how to delete all duplicate records from a table using subquery?

7 18109

Oracle

1245

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ABC Oracle General Interview Questions





Un-Answered Questions

TRAFO 1. WHY BREATHER IS USED. 2. WHY OIL GOES DOWN IN CONSERVATOR TANK. 3. WHY WE ARE TAKING OIL SAMPLE TAKING FROM BOTTOM OF TRANSFORMER. 4. HOW TO CHECK IR VALUE OF TRANSFORMER. 5. WHY OLTC HAVING BUCHHOLZ TRIP ONLY; WHY NO ALARM. 6. OFF LOAD TAP CHANGER OPERATION PROCEDURE. 7. TR. SHUTDOWN / ISOLATION PROCEDURE. 8. WHEN THREE TRS. IN PARALLEL, ONE TR. IS NOT SHARING THE LOAD – WHAT IS REASON AND WHAT YOU WILL DO. 9. WHY TR. HAS OLTC IN HV SIDE. 10. WHAT IS % IMPEDANCE. 11. WHY TR. RATING IN MVA. 12. WHAT IS VECTOR GROUP IN TR. 13. CONDITION FOR PARALLEL OPERATION OF TRS. 14. WHAT IS TERTIARY WINDING. WHERE IT WILL BE. 15. IF TR. TRIP ON BUCHHOLZ OR TAP CHANGER RELAY, WHAT YOU WILL DO. 16. DIFFERENCE BETWEEN OIL TEMP. AND WINDING TEMP. PROTECTION 17. HOW WINDING TEMP. IS MEASURED IN CAST RESIN TR. 18. DIFFERENT TYPES OF FAULTS IN TR. Trafo - Page-1 of 2 19. WHAT HAPPENS WHEN TR. CHARGED FROM LV. 20. WHAT WILL YOU DO IF MEGGER READING SHOWS ZERO BETWEEN LV WINDING AND EARTH. 21. CAN WE INTERCHANGE BUCHHOLZ RELAY OF MAIN TANK AND OLTC TANK. 22. IF THE LINE BETWEEN BREATHER AND CONSERVATOR TANK 23. LOCKED, WHAT WILL HAPPEN DURING LOAD CYCLE. 24. WHAT IS THE FUNCTION OF OIL SEAL IN BREATHER. 25. WHAT ARE LOCATIONS FOR BUCHHOLZ RELAY FIXED IN POWER TR. 26. WHAT ARE CHECKS IN POWER TR. DURING MAINTENANCE. 27. WHAT IS IMPORTANT WHEN WE CHECK OLTC OPERATION DURING MAINTENANCE. Trafo - Page 2 of 2

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how to sort an array in c#

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can anybody post me about file-aid and changemen tools pls and give me reference if any mainframe guys are there

1236


How would you categorize windows azure?

1


I'm a first year student of B.E Mechanical Engineering... How should i prepare myself for getting selected in campus interviews from now itself...? What books should i refer....?

754






Is it true that while installing a windows service, an eventloginstaller class is automatically created to install the event log related to the particular service?

5


Explain the steps needed to be performed in order to create an animation in xaml?

20


On a particular system how you can get a list of the users with development access on a particular system?

21


What’s the special meaning of __sleep and __wakeup?

43


How to change user password in oracle?

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Please mail me the Satyam Computers (Mechanical Division, Satyam Technologies, Hyderabad & Bangalore) question papers on Design & strength of materials. Will be very thanksful.....srinivas_1704@yahoo.co.in

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Can we download data from datasets/info sets ?

48


what elements constitute the organizational structure?

37


What is CKM and when we will use this CKM?

1


Explain the different workflow steps activities?

16