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Hadoop-PR000007 HDPCD Exam Questions

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Hadoop-PR000007 HDPCD Exam Questions

Free Hadoop-PR000007 HDPCD Exam Questions - Hortonworks Hadoop-PR000007 Exam

Hortonworks Hadoop-PR000007 Exam

Hortonworks-Certified-Apache-Hadoop-2.0-Developer(Pig and Hive Developer)

Total Questions: 104

Last Updated : 17-04-2024

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Hortonworks Hadoop-PR000007 HDPCD Questions

Q1.

Assuming the following Hive query executes successfully:

q1_Hadoop-PR000007

Which one of the following statements describes the result set?

AA bigram of the top 80 sentences that contain the substring 'you are' in the lines column of the input data A1 table.

BAn 80-value ngram of sentences that contain the words 'you' or 'are' in the lines column of the inputdata table.

CA trigram of the top 80 sentences that contain 'you are' followed by a null space in the lines column of the inputdata table.

DA frequency distribution of the top 80 words that follow the subsequence 'you are' in the lines column of the inputdata table.

Q2.

Consider the following two relations, A and B .

q2_Hadoop-PR000007

Which Pig statement combines A by its first field and B by its second field?

AC = DOIN B BY a1, A by b2;

BC = JOIN A by al, B by b2;

CC = JOIN A a1, B b2;

DC = JOIN A SO, B $1;

Q3.

Review the following data and Pig code.

M,38,95111

F,29,95060

F,45,95192

M,62,95102

F,56,95102

A = LOAD 'data' USING PigStorage('.') as (gender:Chararray, age:int, zlp:chararray);

B = FOREACH A GENERATE age;

Which one of the following commands would save the results of B to a folder in hdfs named myoutput?

ASTORE A INTO 'myoutput' USING PigStorage(',');

BDUMP B using PigStorage('myoutput');

CSTORE B INTO 'myoutput';

DDUMP B INTO 'myoutput';

Q4.

Which one of the following statements describes a Pig bag. tuple, and map, respectively?

AUnordered collection of maps, ordered collection of tuples, ordered set of key/value pairs

BUnordered collection of tuples, ordered set of fields, set of key value pairs

COrdered set of fields, ordered collection of tuples, ordered collection of maps

DOrdered collection of maps, ordered collection of bags, and unordered set of key/value pairs

Q5.

What does Pig provide to the overall Hadoop solution?

ALegacy language Integration with MapReduce framework

BSimple scripting language for writing MapReduce programs

CDatabase table and storage management services

DC++ interface to MapReduce and data warehouse infrastructure

Solutions:

Question: 1 Answer: D

Question: 2 Answer: B

Question: 3 Answer: C

Question: 4 Answer: B

Question: 5 Answer: B

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