Practice - Fault-Tolerant Storage
Practice Questions
Test your understanding with targeted questions
What does HDFS stand for?
💡 Hint: Look at the first letters of each word.
What is the typical number of data replicas in HDFS?
💡 Hint: Remember that it’s often referred to as replication.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the primary purpose of HDFS?
💡 Hint: Think about the key size of the data it handles.
True or False: HDFS replicates data blocks to ensure fault tolerance.
💡 Hint: Remember the replication concept we discussed.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Assume a MapReduce job is interrupted due to a DataNode failure. Explain how HDFS manages data to ensure the job can continue without data loss.
💡 Hint: Think about how replication helps in failure scenarios.
Discuss the implications of data locality in HDFS and how it affects the efficiency of distributed applications.
💡 Hint: Consider how close proximity to data might change processing speeds.
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Reference links
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