This course covers the HDFS architecture and its main building blocks. In addition, subjects such as data replication, communication protocols, and accessibility are introduced.
Apache Hadoop HDFS
start the course
provide an overview of the HDFS architecture and its main building blocks
list considerations for the HDFS architecture, such as hardware failure, large data sets, and the coherency model
describe NameNode and DataNodes in HDFS
describe the file system namespace
provide an overview of data replication
list considerations relating to robustness
describe the various HDFS communication protocols
describe data organization considerations such as data blocks and replication pipelining
list accessibility features such as FS Shell, DFSAdmin, and Browser Interface
describe space reclamation considerations such as file deletes and replication factors
Practice: HDFS Architecture and Components
work with the HDFS architecture
The materials within this course focus on the Knowledge Skills and Abilities (KSAs) identified within the Specialty Areas listed below. Click to view Specialty Area details within the interactive National Cybersecurity Workforce Framework.