최신Hortonworks Data Platform Certified Developer - HDPCD무료샘플문제
문제1
Consider the following two relations, A and B.
A Pig JOIN statement that combined relations A by its first field and B by its second field would produce what output?
Consider the following two relations, A and B.
A Pig JOIN statement that combined relations A by its first field and B by its second field would produce what output?
정답: B
문제2
Identify the tool best suited to import a portion of a relational database every day as files into HDFS, and generate Java classes to interact with that imported data?
Identify the tool best suited to import a portion of a relational database every day as files into HDFS, and generate Java classes to interact with that imported data?
정답: G
설명: (ExamPassdump 회원만 볼 수 있음)
문제3
Which one of the following statements describes a Pig bag. tuple, and map, respectively?
Which one of the following statements describes a Pig bag. tuple, and map, respectively?
정답: C
문제4
You want to understand more about how users browse your public website, such as which pages they visit prior to placing an order. You have a farm of 200 web servers hosting your website. How will you gather this data for your analysis?
You want to understand more about how users browse your public website, such as which pages they visit prior to placing an order. You have a farm of 200 web servers hosting your website. How will you gather this data for your analysis?
정답: B
문제5
Which project gives you a distributed, Scalable, data store that allows you random, realtime read/write access to hundreds of terabytes of data?
Which project gives you a distributed, Scalable, data store that allows you random, realtime read/write access to hundreds of terabytes of data?
정답: G
설명: (ExamPassdump 회원만 볼 수 있음)
문제6
Which one of the following statements is false about HCatalog?
Which one of the following statements is false about HCatalog?
정답: C
문제7
Can you use MapReduce to perform a relational join on two large tables sharing a key? Assume that the two tables are formatted as comma-separated files in HDFS.
Can you use MapReduce to perform a relational join on two large tables sharing a key? Assume that the two tables are formatted as comma-separated files in HDFS.
정답: A
설명: (ExamPassdump 회원만 볼 수 있음)