please send me the previous question papers of ntpc writen test for ece

0 Answers   NTPC,

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i need modal Q. paper of junior enjineer for 1/2009 rrb ajmer exam cat no. 11 jell electrical thenkyou

0 Answers   RRB,

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Which of the following logic family has got the lowest noise? Options - ECL,TTL,DTL etc..

3 Answers   Bosch,

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potentiometer : it is null or deflecting instrument

3 Answers   ONGC,

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Explain what is difference between fixed-bias circuit & self-bias circuit?

0 Answers  

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what is fili flop ?

3 Answers   DRDO,

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oracle 1st round What are the different types of joins? Explain normalization with examples. What cursor type do you use to retrieve multiple recordsets? Diffrence between a "where" clause and a "having" clause What is the difference between "procedure" and "function"? How will you copy the structure of a table without copying the data? How to find out the database name from SQL*PLUS command prompt? Tadeoffs with having indexes Talk about "Exception Handling" in PL/SQL? What is the diference between "NULL in C" and "NULL in Oracle?" What is Pro*C? What is OCI? Give some examples of Analytical functions. What is the difference between "translate" and "replace"? What is DYNAMIC SQL method 4? How to remove duplicate records from a table? What is the use of ANALYZing the tables? How to run SQL script from a Unix Shell? What is a "transaction"? Why are they necessary? Explain Normalizationa dn Denormalization with examples. When do you get contraint violtaion? What are the types of constraints? How to convert RAW datatype into TEXT? Difference - Primary Key and Aggregate Key How functional dependency is related to database table design? What is a "trigger"? Why can a "group by" or "order by" clause be expensive to process? What are "HINTS"? What is "index covering" of a query? What is a VIEW? How to get script for a view? What are the Large object types suported by Oracle? What is SQL*Loader? Difference between "VARCHAR" and "VARCHAR2" datatypes. What is the difference among "dropping a table", "truncating a table" and "deleting all records" from a table. Difference between "ORACLE" and "MICROSOFT ACCESS" databases. How to create a database link ? PL/SQL interview questions... Normalize many to many relationships Difference - Equijoin and union What is TEMP table space in Oracle, what is rollback segment How do we find row chaining? Pattern matching operators Features in oracle 9i and 10g Why truncating table is faster than delete copy commit syntax Convert Zulu time zone to US Eastern time zone Difference - union and union all Difference - Group by, Order by clause Which Ranking functions are available? Difference - Decode, NVL, NVL2 Tradeoffs of using partitioned tables How can we call stored procedure in SQL query What are the restrictions on calling PL/SQL from SQL Why EXISTS is preferable to distinct Give 2 examples of avoiding unnecessary parsing.

0 Answers  

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16 grams of radioactive material decays into 8 grams in 10 years. How long will it take to decay to 1 gram?

11 Answers   Hexaware,

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Iwant the old question paper for J.E(Tele.Signal).

0 Answers   RRB,

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what is SSI?

3 Answers  

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What is memristor? How many modes it works? What is its advantage?

0 Answers  

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i am going to face the gd round for the ues exam ,going to be conducted in our college campus by indian army soon so i just want to know that which kind of technical questions are usually asked in the interview after gd ..???

1 Answers   Indian Military Services,

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