
HDFS and MapReduce Quiz
Quiz
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Other
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Professional Development
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Practice Problem
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Easy
Gayathri S.
Used 2+ times
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52 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does HDFS stand for?
High-Detailed File System
Hadoop Distributed File System
Hadoop Data File System
High-Definition File System
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a primary purpose of HDFS?
Provide a database solution
Store large files reliably across multiple machines
Perform real-time analytics
Host web applications
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
HDFS is optimized for:
Small files
Read-heavy workloads
Write-once, read-many access patterns
Multi-user database operations
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the default block size in HDFS?
64 MB
128 MB
512 MB
1 GB
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In HDFS architecture, what is the role of the NameNode?
Store actual data blocks
Manage file system metadata and namespace
Replicate data blocks
Act as a user interface
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a characteristic of HDFS?
Data is stored in a centralized database
Data is replicated across multiple nodes
It only supports structured data
Data is stored in a fixed format
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many replicas of each data block are stored in HDFS by default?
1
2
3
4
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