Explanation:Large XML documents that are composed of a series of “records” can be broken into these records using simple string or regular-expression matching to find start and end tags of records. 3. The key, a ____________, is the byte offset within the file of the beginning of the line.
A. LongReadable
B. LongWritable
C. LongWritable
D. All of the mentioned
Answer:A
Explanation:Large XML documents that are composed of a series of “records” can be broken into these records using simple string or regular-expression matching to find start and end tags of records. 3. The key, a ____________, is the byte offset within the file of the beginning of the line.
A. LongReadable B. LongWritable C. LongWritable D. All of the mentioned
Explanation:The value is the contents of the line, excluding any line terminators (newline, carriage return), and is packaged as a Text object. 4. _________ is the output produced by TextOutputFor mat, Hadoop’s default OutputFormat.