Answer / pravinkumar mechanical enginee

U should be a role model to ur friends and also neighbors,
engineers always have good respect in a society and also
engineers are the top person in all the department , if u
are an engineer u should thank the god to give a PRICELESS
life as Engineer.

what is GPS & GPRS?What is diff. among them?

3 Answers  

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Where is the maximum temperature in refrigeration cycle? a.Between evaporator & compressor. b.At Compressor c.Between compressor and condensor. d.At condensor

0 Answers   HAL, L&T,

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Explain which oscillator is best for general purpose?

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What is difference between a multiplexer and encoder? Also what is the between demultiplexer and decoder?

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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.

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Differentiate semiconductors, conductors and insulators on the basis of band gap.

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Is there any sectional cutoff and upper cutoff in the Test Pattern for the Airports Authority of India?

1 Answers   TCS,

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what is protocol.what is tcp/ip,http/ftp protocol

3 Answers  

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how call flow happening

8 Answers   Aricent, Black and Veatch, Ericsson, GTL, Idea, Kekran Mekran,

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HI, i am jayakumar, a B.E graduate of ECE. i have applied for officer trainee written test exam which is going to be conducted by hindustan petroleum corporation limited. currently the writen test of it, has been postponed from febuary to someother day without releasing the date. i am searching for question related to the writen test that whould be asked during the event of the test. if you possess the questions, pls email it to this id jai_pkp81@yahoo.co.in

0 Answers   Kalam Software,

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4 stage ripple counter with delay(f/f) 10msec. How much time it takes for a state to change

1 Answers   Verifone,

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write a programme to identify the biggest number from the given three numbers with out using of relational operators

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