Free H13-711_V3.0 Exam Braindumps (page: 87)

Page 87 of 163

In Fusioninsight HD, which of the following is not a flow control feature of Hive

  1. Supports threshold control for the total number of established connections
  2. Supports threshold control for the number of connections established by each user
  3. Supports threshold control on the number of connections established by a specific user
  4. Supports threshold control of the number of connections established per unit time

Answer(s): A,B,D



The HDFS data reading process includes the following steps, please choose the correct order. (Drag title) Order: ECADB

  1. After obtaining this input stream, the client calls the read method to read the data. The input stream selects the nearest DataNode to establish a connection and read data.
  2. The client calls close. to close the input stream.
  3. The location where the data block corresponding to this file in NameNodel is obtained by calling NameNode remotely through RPC
  4. If the end of the data block has been reached. Then close the connection with this DataNodel, and then re-find the next data block. until all data is read.
  5. The client calls the open method of the FileSystem instance to obtain the input stream corresponding to the file.

Answer(s): A,B,C,D,E



If HDFS is deployed with a single name node, what limitations may exist? (multiple choice)

  1. The amount of leaf swallowing of the entire distributed file system is limited by the throughput of a single name node
  2. It will affect the functional implementation of the upper-level components based on HDFS
  3. The number of objects (files, blocks) that a name node can hold is limited by the size of the memory space
  4. Failure of this unique name node will render the entire cluster unavailable

Answer(s): A,C,D



The data node is the working node of HDFS. Which of the following are its functions? (multiple choice)

  1. Responsible for storing and reading data
  2. Data storage and retrieval are performed according to the scheduling of the client or the name node
  3. Records all operations for file creation, deletion, renaming, et
  4. Periodically send the namenode a list of its own stored blocks.

Answer(s): A,B,D



Page 87 of 163



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Anon commented on October 25, 2023
Q53, The answer is A. Region, not ColumnFamily
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Anon commented on October 24, 2023
Q51, answer is D. Not,
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Anon commented on October 24, 2023
Which statement is correct about the client uploading files to the HDF$ file system in the Hadoop system? The file data of the client is passed to the DataNode through the NameNode Allows the client to divide the file into multiple blocks, according to DaThe address information of taNodel is entered into each DataNode in order The client writes the entire file to each DataNodel in sequence according to the address information of the DataNode, and then divides the file into multiple blos by the DataNode)ck The client only uploads data to one DataNode, and then the NameNodet is responsible for block replication The answer is not B. In fact, all statements are wrong. D is almost correct but replication is done by DN not NN
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