what is the difference between primary key and foreign key?

3 Answers   TCS,

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why B+tree usually prefer as on exis structure to a data file?

0 Answers  

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HOW WE CAN CORRELATE THE MA\ECHANICAL POWER TO ELECTRICAL POWER. SUPPOSE IF I WANT A PUMP OF PUMPIG 200 LPM AT 20 METER HEAD MENAS WHAT IS THE POWER NEEDED FOR PUMP IN ELECTRCAL AND HOW CAN WE GET IT

0 Answers  

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Guys! I coplted 10th with 80% and +2 with 64% now am dng c.s.e b.tech...i want to go abroad for higher studies i want to write tofel...plZ GIVE UR SUGGESTIONS!

0 Answers  

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Write a test case plan for a typical banking application which involves functionalities like Balance enquiry, deposit, fund transfer etc. Make your assumptions and mention the same in your answer sheet.

0 Answers  

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Is unit testing possible or even desirable in all circumstances?Provide example to justify your answer.

0 Answers  

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How To Create RAID & Troubleshoot RAID related issue.

0 Answers   Omnitech,

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A bar of steel 24 mm in diameter was subjected to a tensile load of 60 kNs and measured extension on a 20-cm gauge length was 0.009 cm and the change in diameter was 0.00375 cm. Calculate the Bulk modulus?

0 Answers  

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i want to know ,If a five-digit number is input through the keyboard, write a program to calculate the sum of its digits.

0 Answers   Microsoft,

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why is it unable to download call letter of cusat 2008?

0 Answers  

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a steel bar 1' inch square 6' long is to be used as a column.ends are free to rotate put may not be displaced.stress is limited to 30,000 PSI

0 Answers  

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What is the difference between wimdow Nt, 2000 amd 2003 server ?

1 Answers  

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