Dear candidates you will find MCQ questions of Hadoop here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.
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R
Q. . . . . . . . . is an input format for reading data from a relational database, using JDBC.
B
Q. The key, a . . . . . . . . is the byte offset within the file of the beginning of the line.
R
Q. The Job makes a copy of the . . . . . . . . so that any necessary internal modifications do not reflect on the incoming parameter.
P
Q. Point out the correct statement.
B
Q. Which of the following writes MapFiles as output?
N
Q. The updated queue configuration should be a valid one i.e. queue-capacity at each level should be equal to . . . . . . . .
V
Q. The split size is normally the size of a . . . . . . . . block, which is appropriate for most applications.
S
Q. Point out the wrong statement.
P
Q. Point out the wrong statement.
V
Q. Which of the following method add a path or paths to the list of inputs?
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