Lost your password? Please enter your email address. You will receive a link and will create a new password via email.
Please briefly explain why you feel this question should be reported.
Please briefly explain why you feel this answer should be reported.
Please briefly explain why you feel this user should be reported.
Which of the following is the correct statement?
datanode is the slave/worker node and holds the user data in the form of data blocks
datanode is the slave/worker node and holds the user data in the form of data
blocks
See lessWhat is HDFS Block in Hadoop?
it is the physical representation of data
it is the physical representation of data
See lessThe namenode knows that the data node is active using a mechanism knownas
heartbeats
heartbeats
See lessWhich among the following is the correct statement
namenode stores actual data
namenode stores actual data
See lessWhich among the following command is used to copy a directory from one node to another in HDFS?
distcp
distcp
See lessWhat is HDFS?
storage layer
storage layer
See lessis a CPU emulator and virtual machine monitor
qemu
qemu
See lessAmazon Machine Images are virtual appliances that have been packaged to run on the grid of nodes.
xen
xen
See lessApplications such as a Web server or database server that can run on a virtual machine image are referred to as
virtual appliances
virtual appliances
See lessCommunication between services is done widely using protocol
restful
restful
See less