Recall & Review
beginner
What is audit logging in Hadoop?
Audit logging in Hadoop records all user actions and system events to track access and changes for security and compliance.
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beginner
Which Hadoop component is primarily responsible for audit logging?
The NameNode is primarily responsible for audit logging because it manages file system metadata and records user access events.
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intermediate
Where are Hadoop audit logs typically stored?
Audit logs are usually stored in log files on the NameNode server, often under the directory configured by the property 'dfs.namenode.audit.log.dir'.
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intermediate
How can you enable audit logging in Hadoop?
Audit logging is enabled by default in Hadoop. You can configure its details in the 'hdfs-site.xml' file, such as log directory and log rolling policies.
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beginner
Why is audit logging important in Hadoop environments?
Audit logging helps detect unauthorized access, troubleshoot issues, and meet compliance requirements by providing a detailed record of user and system actions.
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What does Hadoop audit logging primarily track?
✗ Incorrect
Audit logging tracks user access and file system changes to monitor security and compliance.
Which Hadoop configuration file controls audit logging settings?
✗ Incorrect
Audit logging settings are configured in hdfs-site.xml.
Where are audit logs stored by default in Hadoop?
✗ Incorrect
Audit logs are stored on the NameNode server where metadata is managed.
What is a key benefit of audit logging in Hadoop?
✗ Incorrect
Audit logging helps track unauthorized access for security.
Which Hadoop component generates audit logs?
✗ Incorrect
The NameNode generates audit logs as it manages file system metadata.
Explain what audit logging is in Hadoop and why it is important.
Think about how Hadoop keeps records of who did what and why that matters.
You got /4 concepts.
Describe how to find and configure audit logging settings in a Hadoop cluster.
Focus on the configuration file and the server responsible.
You got /4 concepts.