CapitalIQ Interview questions

1. How are databases stored internally ?

2. Can you think of any improvements to the storage of databases

3. What is indexing in databases and how does it help ?

4. Differences between search engine index and database index ?

5. What is paging in operating system ?

6. Explain the difference in different types of pagings in different situations – Constraints on the implementation

7. How can you implement paging in databases ?

8. What happens when you search for a value in a database ?

9. What are the different types of cache available .. explained about L1 L2 and onchip offchip caches and their access times and cost

10. What is an RDBMS ? What are the differences or relation between RDBMS and DBMS ?

11. What are the different types of joins in a database. Explained every join[Natural,Inner outer etc ., ] with examples.
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3 comments:

  1. AnonymousJune 27, 2011 6:52 PM

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    ReplyDelete
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