도비 Cloudera CCD-410 시험

지금 사회에 능력자들은 아주 많습니다.it인재들도 더욱더 많아지고 있습니다.많은 it인사들은 모두 관연 it인증시험에 참가하여 자격증취득을 합니다.자기만의 자리를 확실히 지키고 더 높은 자리에 오르자면 필요한 스펙이니까요.CCD-410시험은Cloudera인증의 중요한 시험이고 또 많은 it인사들은Cloudera자격증을 취득하려고 노력하고 있습니다.

우리는 여러분이 시험패스는 물론 또 일년무료 업데이트서비스를 제공합니다.만약 시험에서 실패했다면 우리는 덤프비용전액 환불을 약속 드립니다.하지만 이런 일은 없을 것입니다.우리는 우리덤프로 100%시험패스에 자신이 있습니다. 여러분은 먼저 우리 ITExamDump사이트에서 제공되는Cloudera인증CCD-410시험덤프의 일부분인 데모 즉 문제와 답을 다운받으셔서 체험해보실 수 잇습니다.

시험 번호/코드: CCD-410

시험 이름: Cloudera (Cloudera Certified Developer for Apache Hadoop (CCDH))

ITExamDump는 IT업계에서 유명한 IT인증자격증 공부자료를 제공해드리는 사이트입니다. 이는ITExamDump 의 IT전문가가 오랜 시간동안 IT인증시험을 연구한 끝에 시험대비자료로 딱 좋은 덤프를 제작한 결과입니다. Cloudera인증 CCD-410덤프는 수많은 덤프중의 한과목입니다. 다른 덤프들과 같이Cloudera인증 CCD-410덤프 적중율과 패스율은 100% 보장해드립니다. Cloudera인증 CCD-410시험에 도전하려는 분들은ITExamDump 의Cloudera인증 CCD-410덤프로 시험을 준비할것이죠?

우리ITExamDump에서는 각종IT시험에 관심있는분들을 위하여, 여러 가지 인증시험자료를 제공하는 사이트입니다. 우리ITExamDump는 많은 분들이 IT인증시험을 응시하여 성공할수록 도와주는 사이트입니다. 우리의 파워는 아주 대단하답니다. 여러분은 우리ITExamDump 사이트에서 제공하는Cloudera CCD-410관련자료의 일부분문제와답등 샘플을 무료로 다운받아 체험해봄으로 우리에 믿음이 생기게 될 것입니다.

CCD-410 덤프무료샘플다운로드하기: http://www.itexamdump.com/CCD-410.html

NO.1 In a MapReduce job with 500 map tasks, how many map task attempts will there be?
A. It depends on the number of reduces in the job.
B. Between 500 and 1000.
C. At most 500.
D. At least 500.
E. Exactly 500.
Answer: D

Cloudera   CCD-410인증   CCD-410기출문제

NO.2 You need to move a file titled “weblogs” into HDFS. When you try to copy the file, you can’t.
You
know you have ample space on your DataNodes. Which action should you take to relieve this
situation and store more files in HDFS?
A. Increase the block size on all current files in HDFS.
B. Increase the block size on your remaining files.
C. Decrease the block size on your remaining files.
D. Increase the amount of memory for the NameNode.
E. Increase the number of disks (or size) for the NameNode.
F. Decrease the block size on all current files in HDFS.
Answer: C

Cloudera자격증   CCD-410   CCD-410   CCD-410최신덤프
10. Indentify which best defines a SequenceFile?
A. A SequenceFile contains a binary encoding of an arbitrary number of homogeneous Writable
objects
B. A SequenceFile contains a binary encoding of an arbitrary number of heterogeneous Writable
objects
C. A SequenceFile contains a binary encoding of an arbitrary number of WritableComparable
objects, in sorted order.
D. A SequenceFile contains a binary encoding of an arbitrary number key-value pairs. Each key
must be the same type. Each value must be the same type.
Answer: D

Cloudera   CCD-410덤프   CCD-410자료   CCD-410시험문제   CCD-410 dumps

NO.3 When is the earliest point at which the reduce method of a given Reducer can be called?
A. As soon as at least one mapper has finished processing its input split.
B. As soon as a mapper has emitted at least one record.
C. Not until all mappers have finished processing all records.
D. It depends on the InputFormat used for the job.
Answer: C

Cloudera dumps   CCD-410   CCD-410   CCD-410   CCD-410

NO.4 MapReduce v2 (MRv2 /YARN) splits which major functions of the JobTracker into separate
daemons? Select two.
A. Heath states checks (heartbeats)
B. Resource management
C. Job scheduling/monitoring
D. Job coordination between the ResourceManager and NodeManager
E. Launching tasks
F. Managing file system metadata
G. MapReduce metric reporting
H. Managing tasks
Answer: B,D

Cloudera   CCD-410   CCD-410최신덤프   CCD-410

NO.5 In a large MapReduce job with m mappers and n reducers, how many distinct copy operations
will
there be in the sort/shuffle phase?
A. mXn (i.e., m multiplied by n)
B. n
C. m
D. m+n (i.e., m plus n)
E. E.mn(i.e., m to the power of n)
Answer: A

Cloudera   CCD-410   CCD-410자격증   CCD-410 pdf   CCD-410

NO.6 For each intermediate key, each reducer task can emit:
A. As many final key-value pairs as desired. There are no restrictions on the types of those keyvalue
pairs (i.e., they can be heterogeneous).
B. As many final key-value pairs as desired, but they must have the same type as the intermediate
key-value pairs.
C. As many final key-value pairs as desired, as long as all the keys have the same type and all the
values have the same type.
D. One final key-value pair per value associated with the key; no restrictions on the type.
E. One final key-value pair per key; no restrictions on the type.
Answer: E

Cloudera   CCD-410 pdf   CCD-410   CCD-410최신덤프   CCD-410인증   CCD-410

NO.7 Your cluster’s HDFS block size in 64MB. You have directory containing 100 plain text files, each
of
which is 100MB in size. The InputFormat for your job is TextInputFormat. Determine how many
Mappers will run?
A. 64
B. 100
C. 200
D. 640
Answer: C

Cloudera   CCD-410   CCD-410   CCD-410자료   CCD-410

NO.8 Which process describes the lifecycle of a Mapper?
A. The JobTracker calls the TaskTracker’s configure () method, then its map () method and finally
its close () method.
B. The TaskTracker spawns a new Mapper to process all records in a single input split.
C. The TaskTracker spawns a new Mapper to process each key-value pair.
D. The JobTracker spawns a new Mapper to process all records in a single file.
Answer: C

Cloudera   CCD-410   CCD-410자료

NO.9 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.
A. Yes.
B. Yes, but only if one of the tables fits into memory
C. Yes, so long as both tables fit into memory.
D. No, MapReduce cannot perform relational operations.
E. No, but it can be done with either Pig or Hive.
Answer: A

Cloudera인증   CCD-410   CCD-410시험문제   CCD-410기출문제   CCD-410자료

아무런 노력을 하지 않고 승진이나 연봉인상을 꿈꾸고 있는 분이라면 이 글을 검색해낼수 없었을것입니다. 승진이나 연봉인상을 꿈꾸면 승진과 연봉인상을 시켜주는 회사에 능력을 과시해야 합니다. IT인증시험은 국제적으로 승인해주는 자격증을 취득하는 시험입니다. ITExamDump의Cloudera인증 CCD-410덤프의 도움으로 Cloudera인증 CCD-410시험을 패스하여 자격증을 취득하면 승진이나 연봉인상의 꿈이 이루어집니다. 결코 꿈은 이루어질것입니다.