Hadoop Fundamental and MapReduce

Which of the following is a source of big data?

The New York stock exchange

Facebook

The Large Hadron Collider

All of the above

What does RAID stand for?

Redundant array of inexpensive disk

Redundant array of isolated disk

Redundant array of independent disk

None of the above

Who developed the AWK?

Alfred Aho, Peter Weinberger, Brian Kernighan

Henry Aho, Nicolas Weinberger, Jason Kernighan

Peter Aho, John Weinberger, Donald Kernighan

None of the above

Complete the following line of codes awk '{ temp = “?” ; q = “?” ; if (temp !=9999 && q ~ / “?” / && temp > max) max = temp } END { print max }'

�substr($0, 88, 5) + 0”, “substr($1, 93, 1)”, [014579]

�substr($0, 88, 5) + 0”, “substr($0, 93, 1)”, [01459]

�substr($1, 87, 5) + 0”, “substr($0, 92, 1)”, [01479]

�substr($0, 87, 5) + 0”, “substr($0, 92, 1)”, [014539]

Which one of the following is biggest problem for Data Handling and Analyzing?

Stream Processing

Batch Processing

Query Data

Hardware Failure and combining data

Which of the following component provides the interactive feature for HADOOP?

HIVE

PIG

HBase

YARN

Which of the Tree structure works best for RDMS?

AVL Tree

Binary Search Tree

R Tree

B Tree

Which is the Origin of Hadoop?

Apache Derby

Apache Nutch

Apache IvyDE

Apache Chukwa

Difference between Grid Computing and Hadoop

Expensive vs inexpensive

Inefficient vs efficient

Explicate vs implicit

All of the above

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