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Java - Test Questions on 'big data' - 3 questions found
What is a Sequence File?
A Sequence File contains a binary encoding of an arbitrary number of homogeneous writable objects.
A Sequence File contains a binary encoding of an arbitrary number key-value pairs. Each key must be the same type. Each value must be of same type.
A Sequence File contains a binary encoding of an arbitrary number of heterogeneous writeable objects.
A Sequence File contains a binary encoding of an arbitrary number of Writable Comparable objects, in sorted order.
What is the input to the Reduce function ?
One Key and One Value
Multiple Keys and Multiple associated Values
Multiple Keys and One associated values with each
One key and associated values.
Which of the following is the implementation language for Map Reduce Framework ?
map reduce framework
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