Define the mongodb aggregation?

5

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What is the difference between mpi and openmp?

727

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What is the main function of propulsive thrust?

751

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How to find the path in unix?

596

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Can you explain how names are translated (resolved) into ip address?

605

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How to call constructor for a parent class?

123

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What are the general restrictions?

1508

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i am a mechanical engg. student(fresher) . i am in kolkata. i want to prepare for govt. jobs like railway, ongc etc can anyone plz suggest me the good coaching for this in kolkata

1541

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Can hive queries be executed from script files? How?

411

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What are the 4 types of research methods?

507

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What are external commands of dos?

279

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What is blob datatype?

567

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Please let me know the depreciation rates.... com 2011-12.... Vechicle - Computer - Furniture - Tel instrument -

1782

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Which is better jsp or php?

449

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How are file systems checked in hdfs?

16

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