Are you an IT staff? Are you enroll in the most popular IT certification exams? If you tell me “yes", then I will tell you a good news that you're in luck. ITCertKing's Cloudera CCA-470 exam training materials can help you 100% pass the exam. This is a real news. If you want to scale new heights in the IT industry, select ITCertKing please. Our training materials can help you pass the IT exams. And the materials we have are very cheap. Do not believe it, see it and then you will know.
ITCertKing Cloudera CCA-470 exam information are cheap and fine. We use simulation questions and answers dedication to our candidates with ultra-low price and high quality . We sincerely hope that you can pass the exam. We provide you with a convenient online service to resolve any questions about Cloudera CCA-470 exam questions for you.
On ITCertKing website you can free download part of the exam questions and answers about Cloudera certification CCA-470 exam to quiz our reliability. ITCertKing's products can 100% put you onto a success away, then the pinnacle of IT is a step closer to you.
Exam Code: CCA-470
Exam Name: Cloudera (Cloudera Certified Administrator for Apache Hadoop CDH4 Upgrade Exam (CCAH))
One year free update, No help, Full refund!
Total Q&A: 87 Questions and Answers
Last Update: 2014-01-27
According to the survey, the candidates most want to take Cloudera CCA-470 test in the current IT certification exams. Of course, the Cloudera CCA-470 certification is a very important exam which has been certified. In addition, the exam qualification can prove that you have high skills. However, like all the exams, Cloudera CCA-470 test is also very difficult. To pass the exam is difficult but ITCertKing can help you to get Cloudera CCA-470 certification.
You have ITCertKing Cloudera CCA-470 certification exam training materials, the same as having a bright future. ITCertKing Cloudera CCA-470 exam certification training is not only the cornerstone to success, and can help you to play a greater capacity in the IT industry. The training materials covering a wide range, not only to improve your knowledge of the culture, the more you can improve the operation level. If you are still waiting, still hesitating, or you are very depressed how through Cloudera CCA-470 certification exam. Do not worry, the ITCertKing Cloudera CCA-470 exam certification training materials will help you solve these problems.
CCA-470 Free Demo Download: http://www.itcertking.com/CCA-470_exam.html
NO.1 A client wants to read a file from HDFS. How does the data get from the DataNodes to the
client?
A. The NameNode reads the blocks from the DataNodes, and caches them. Then, the application
reads the blocks from the NameNode.
B. The application reads the blocks directly from the DataNodes.
C. The blocks are sent to a single DataNode, then the application reads the blocks from that Data
Node.
Answer: B
Cloudera certification training CCA-470 demo CCA-470 test answers CCA-470 practice test
NO.2 The failure of which daemon makes HDFS unavailable on a cluster running MapReduce v1
(MRv1)?
A. Node Manager
B. Application Manager
C. Resource Manager
D. Secondary NameNode
E. NameNode
F. DataNode
Answer: E
Cloudera CCA-470 CCA-470 test CCA-470
NO.3 In HDFS, you view a file with rw-r--r-- set as its permissions. What does this tell you about the
file?
A. The file cannot be deleted by anyone but the owner
B. The file cannot be deleted by anyone
C. The file cannot be run as a MapReduce job
D. The file’s contents can be modified by the owner, but no-one else
E. As a Filesystem in Userspace (FUSE), HDFS files are available to all user’s on a cluster
regardless of their underlying POSIX permissions.
Answer: A
Cloudera braindump CCA-470 exam CCA-470
NO.4 Compare the hardware requirements of the NameNode with that of the DataNodes in a
Hadoop
cluster running MapReduce v1 (MRv1):
A. The NameNode requires more memory and requires greater disk capacity than the DataNodes.
B. The NameNode and DataNodes should the same hardware configuration.
C. The NameNode requires more memory and no disk drives.
D. The NameNode requires more memory but less disk capacity.
E. The NameNode requires less memory and less disk capacity than the DataNodes.
Answer: D
Cloudera braindump CCA-470 CCA-470 CCA-470 test questions
NO.5 You have a cluster running with the FIFO scheduler enabled. You submit a large job A to the
cluster which you expect to run for one hour. Then, you submit job B to the cluster, which you
expect to run a couple of minutes only. Let’s assume both jobs are running at the same priority.
How does the FIFO scheduler execute the jobs? (Choose 3)
A. The order of execution of tasks within a job may vary.
B. When a job is submitted, all tasks belonging to that job are scheduled.
C. Given jobs A and B submitted in that order, all tasks from job A will be scheduled before all
tasks from job B.
D. Since job B needs only a few tasks, if might finish before job A completes.
Answer: A,B,C
Cloudera CCA-470 test questions CCA-470 study guide
NO.6 Identify the function performed by the Secondary NameNode daemon on a cluster configured
to
run with a single NameNode.
A. In this configuration, the Secondary NameNode performs a checkpoint operation on the files by
the NameNode.
B. In this configuration, the Secondary NameNode is standby NameNode, ready to failover and
provide high availability.
C. In this configuration, the Secondary NameNode performs deal-time backups of the NameNode.
D. In this configuration, the Secondary NameNode servers as alternate data channel for clients to
reach HDFS, should the NameNode become too busy.
Answer: A
Cloudera CCA-470 CCA-470 exam dumps CCA-470 demo CCA-470 exam simulations
NO.7 How does the NameNode know DataNodes are available on a cluster running MapReduce v1
(MRv1)
A. DataNodes listed in the dfs.hosts file. The NameNode uses as the definitive list of available
DataNodes.
B. DataNodes heartbeat in the master on a regular basis.
C. The NameNode broadcasts a heartbeat on the network on a regular basis, and DataNodes
respond.
D. The NameNode send a broadcast across the network when it first starts, and DataNodes
respond.
Answer: B
Cloudera dumps CCA-470 pdf CCA-470 test CCA-470 questions
NO.8 Which two features does Kerberos security add to a Hadoop cluster?
A. Authentication for user access to the cluster against a central server
B. Encryption for data on disk ("at rest")
C. Encryption on all remote procedure calls (RPCs)
D. User authentication on all remote procedure calls (RPcs)
E. Root access to the cluster for users hdfs and mapred but non-root acess clients
Answer: C,D
Cloudera CCA-470 CCA-470 test CCA-470 certification training
10. Which three processes does HDFS High Availability (HA) enable on your cluster?
A. Automatically 'fail over' between NameNodes if one goes down
B. Write data to two clusterssimultaneously
C. Shut one NameNode down for maintenance without halting the cluster
D. Manually 'fail over' between NameNodes
E. Configure unlimited hot standby NameNode.
Answer: A,C,D
Cloudera original questions CCA-470 CCA-470 CCA-470 certification CCA-470 CCA-470 test answers
NO.9 What does CDH packaging do on install to facilitate Kerberos security setup?
A. Automatically configure permissions for log files at $MAPPED_LOG_DIR/userlogs
B. Creates and configures you kdc with default cluster values.
C. Creates users for hdfs and mapreduce to facilitate role assignment.
D. Creates a set of pre-configured Kerberos keytab files and their permissions.
E. Creates directories for temp, hdfs, and mapreduce with correct permissions.
Answer: C
Cloudera exam prep CCA-470 exam prep CCA-470 CCA-470
ITCertKing offer the latest C4120-783 exam material and high-quality VCAD510 pdf questions & answers. Our 000-274 VCE testing engine and VCP510-DT study guide can help you pass the real exam. High-quality ST0-237 dumps training materials can 100% guarantee you pass the exam faster and easier. Pass the exam to obtain certification is so simple.
Article Link: http://www.itcertking.com/CCA-470_exam.html
没有评论:
发表评论