Explanation:SequenceFile is append-only. 4. How many formats of SequenceFile are present in Hadoop I/O ?
A. 2
B. 3
C. 4
D. 5
Answer:A
Explanation:SequenceFile is append-only. 4. How many formats of SequenceFile are present in Hadoop I/O ?
A. 2 B. 3 C. 4 D. 5
Explanation:SequenceFile has 3 available formats: An “Uncompressed” format, A “Record Compressed” format and a “Block-Compressed”. 5. Point out the wrong statement :