By abstracting most useful content into the CCD-470 Latest Exam Questions Explanations practice materials, they have help former customers gain success easily and smoothly. The most important part is that all contents were being sifted with diligent attention. No errors or mistakes will be found within our CCD-470 Latest Exam Questions Explanations practice materials. Nowadays, the CCD-470 Latest Exam Questions Explanations certificate is popular among job seekers. After all, the enormous companies attach great importance to your skills. Every year some knowledge is reoccurring over and over.
CCDH CCD-470 I wish you good luck.
CCDH CCD-470 Latest Exam Questions Explanations - Cloudera Certified Developer for Apache Hadoop CDH4 Upgrade Exam (CCDH) You can download the part of the trial exam questions and answers as a try. If you fail the exam, we will give a full refund to you. We all know that in the fiercely competitive IT industry, having some IT authentication certificates is very necessary.
The exam materiala of the Omgzlook Cloudera CCD-470 Latest Exam Questions Explanations is specifically designed for candicates. It is a professional exam materials that the IT elite team specially tailored for you. Passed the exam certification in the IT industry will be reflected in international value.
Cloudera CCD-470 Latest Exam Questions Explanations - Come on, you will be the next best IT experts.
Cloudera CCD-470 Latest Exam Questions Explanations certification exam is among those popular IT certifications. It is also the dream of ambitious IT professionals. This part of the candidates need to be fully prepared to allow them to get the highest score in the CCD-470 Latest Exam Questions Explanations exam, make their own configuration files compatible with market demand.
If you won't believe us, you can visit our Omgzlook to experience it. And then, I am sure you must choose Omgzlook exam dumps.
CCD-470 PDF DEMO:
QUESTION NO: 1
What happens in a MapReduce job when you set the number of reducers to zero?
A. No reducer executes, but the mappers generate no output.
B. No reducer executes, and the output of each mapper is written to a separate file in HDFS.
C. No reducer executes, but the outputs of all the mappers are gathered together and written to a single file in HDFS.
D. Setting the number of reducers to zero is invalid, and an exception is thrown.
Answer: B
QUESTION NO: 2
What data does a Reducer reduce method process?
A. All the data in a single input file.
B. All data produced by a single mapper.
C. All data for a given key, regardless of which mapper(s) produced it.
D. All data for a given value, regardless of which mapper(s) produced it.
Answer: C
QUESTION NO: 3
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?
A. Oozie
B. Flume
C. Pig
D. Hue
E. Hive
F. Sqoop
G. fuse-dfs
Answer: F
QUESTION NO: 4
You want to populate an associative array in order to perform a map-side join. You’ve decided to
put this information in a text file, place that file into the DistributedCache and read it in your
Mapper before any records are processed.
Indentify which method in the Mapper you should use to implement code for reading the file and populating the associative array?
A. combine
B. map
C. init
D. configure
Answer: D
QUESTION NO: 5
Which describes how a client reads a file from HDFS?
A. The client queries the NameNode for the block location(s). The NameNode returns the block location(s) to the client. The client reads the data directory off the DataNode(s).
B. The client queries all DataNodes in parallel. The DataNode that contains the requested data responds directly to the client. The client reads the data directly off the DataNode.
C. The client contacts the NameNode for the block location(s). The NameNode then queries the
DataNodes for block locations. The DataNodes respond to the NameNode, and the NameNode redirects the client to the DataNode that holds the requested data block(s). The client then reads the data directly off the DataNode.
D. The client contacts the NameNode for the block location(s). The NameNode contacts the
DataNode that holds the requested data block. Data is transferred from the DataNode to the
NameNode, and then from the NameNode to the client.
Answer: C
Omgzlook's Cloudera Microsoft AZ-140 exam training materials are bring the greatest success rate to all the candicates who want to pass the exam. Would you like to attend Cloudera Microsoft AZ-204-KR certification exam? Certainly a lot of people around you attend this exam. SAP C_C4H320_34 - Before you buy, you can enter Omgzlook website to download the free part of the exam questions and answers as a trial. ACAMS CAMS-KR - Whether to pass the exam successfully, it consists not in how many materials you have seen, but in if you find the right method. Salesforce MuleSoft-Integration-Associate - The coverage of the products of Omgzlook is very broad.
Updated: May 28, 2022