Automatic grading

It is important to check the exercises and find the problems. Once you use our CCA-470 study prep to aid your preparation of the exam, all of your exercises of the study materials will be carefully recorded on the system of the CCA-470 exam preparation material. Also, you can know your current learning condition clearly. The results will display your final scores on the screen. Also, you will know the numbers of correct and false questions of your exercise. Our CCA-470 test question grading system is designed to assist your study, which is able to calculate quickly. So you don't need to wait for a long time. The calculating speed of our CCA-470 study prep is undergoing the test of practice. The highest record is up to five seconds. There has no delay time of the grading process. Slow system response doesn't exist. In addition, the calculation system of the CCA-470 test question is very powerful and stable. We promise that the results of your exercises are accurate.

There are so many benefits when you get qualified by the CCA-470 certification. Expand your knowledge and your potential earning power to command a higher salary by earning the CCA-470 best study material. Now, let’s prepare for the exam test with the CCA-470 training pdf offered by RealValidExam. CCA-470 online test engine is selected by many candidates because of its intelligence and interactive features. You can use the CCA-470 online test off-line, while you should run it in the network environment.

Continuous improvement

Our company attaches great importance on improving the CCA-470 study prep. In addition, we clearly know that constant improvement is of great significance to the survival of a company. The fierce competition in the market among the same industry has long existed. As for our CCA-470 exam preparation material, our company masters the core technology, owns the independent intellectual property rights and strong market competitiveness. What is more, we have never satisfied our current accomplishments. Now, our company is specialized in design, development, manufacturing, marketing and retail of the CCA-470 test question, aimed to provide high quality product, solutions based on customer's needs and perfect service of the CCA-470 exam preparation material.

Precise predication

With the consistent reform in education, our CCA-470 test question also change with the newest education regulation. We have strong confidence in offering the first-class CCA-470 study prep to our customers. So what you have learned is fully conforming to the latest test syllabus. Also, our specialists can predicate the CCA-470 exam precisely. Firstly, our company has summed up much experience after so many years'accumulation. The model test is very important. You are advised to master all knowledge of the model test. Most of the real exam questions come from the adaption of our CCA-470 test question. In fact, we get used to investigate the real test every year. The similarity between our study materials and official test is very amazing.

Cloudera Certified Administrator for Apache Hadoop CDH4 Upgrade Exam (CCAH) Sample Questions:

1. Which two features does Kerberos security add to a Hadoop cluster?

A) Encryption for data on disk ("at rest")
B) Encryption on all remote procedure calls (RPCs)
C) Authentication for user access to the cluster against a central server
D) Root access to the cluster for users hdfs and mapred but non-root acess clients
E) User authentication on all remote procedure calls (RPcs)

2. Compare the hardware requirements of the NameNode with that of the DataNodes in a Hadoop cluster:

A) The NameNode requires more memory and requires greater disk capacity than the DataNodes.
B) The NameNode requires more memory but less disk capacity.
C) The NameNode requires more memory and no disk drives.
D) The NameNode and DataNodes should have the same hardware configuration.
E) The NameNode requires less memory and fewer number of disk drives than the DataNodes.

3. Under which scenario would it be most appropriate to consider using faster (e.g 10 Gigabit) Ethernet as the network fabric for your Hadoop cluster?

A) When the typical workloads generates a large amount of output data, significantly larger than the amount of intermediate data.
B) When the typical workloads consumes a large amount of input data, relative to the entire capacity of HDFS.
C) When the typical workloads consists of processor-intensive tasks.
D) When the typical workloads generates a large amount of intermediate data, on the order of the input data itself.

4. How must you format the underlying filesystem of your Hadoop cluster's slave nodes running on Linux?

A) They must be formatted as either ext3 or ext4
B) They may be formatted in nay Linux filesystem
C) They must be formatted as HDFS
D) They must not be formatted - - HDFS will format the filesystem automatically

5. You configure Hadoop cluster with both MapReduce frameworks, MapReduce v1 (MRv1) and MapReduce v2 (MRv2/YARN). Which two MapReduce (computational) daemons do you need to configure to run on your master nodes?

A) JobTracker
B) JournalNode
C) NodeManager
D) ApplicationMaster
E) ResourceManager

Solutions: