adplus-dvertising
frame-decoration

Question

What is one of the challenges associated with the Hadoop file system (HDS)?

a.

Lack of support for batch loading and unloading of data

b.

Centralized metadata store (NameNode) that is a single point of failure

c.

Inability to account for real-time changes

d.

Limited checkpointing at intermediate stages

Posted under Big Data Computing

Answer: (b).Centralized metadata store (NameNode) that is a single point of failure Explanation:One of the challenges associated with the Hadoop file system (HDS) is its centralized metadata store (NameNode), which represents a single point of failure without availability.

Engage with the Community - Add Your Comment

Confused About the Answer? Ask for Details Here.

Know the Explanation? Add it Here.

Q. What is one of the challenges associated with the Hadoop file system (HDS)?

Similar Questions

Discover Related MCQs

Q. What does the batch-oriented nature of Hadoop mean for real-time changes?

Q. What is a major limitation of Hadoop's approach to data reliability?

Q. What challenge is associated with getting data in and out of Hadoop?

Q. What is one example of a technological solution for Big Data Analytics that involves both NoSQL and Hadoop?

Q. What is the primary interface in the solution where NoSQL and Hadoop are combined?

Q. What is one advantage of Vertica's execution engine optimization?

Q. How does Vertica handle data loading to address the myth that columnar databases are slow to load?

Q. What is one feature that distinguishes Vertica from traditional databases in terms of operations and downtime?

Q. What is one of the barriers that Vertica aims to remove when it comes to monetizing Big Data?

Q. What is one of the main differences between Vertica and Hadoop in terms of data access and storage?

Q. What is the primary interface for accessing data in Vertica?

Q. What is the intended use case for VoltDB in conjunction with a companion data warehouse?

Q. What is the primary focus of Hadapt in the context of analytics?

Q. What has Hadapt brought to Hadoop in order to make it more accessible to mainstream users?

Q. What is one of the advantages of the Hadapt architecture?

Q. Which organization published a white paper entitled "Big Data, Big Impact: New Possibilities for International Development" at the 2012 Annual Meeting in Davos?

Q. What is the focus of the United Nations Global Pulse Initiative?

Q. Which organization specializes in developing free and open source software for information collection, visualization, and interactive mapping?

Q. What is the mission of Viral Forecasting?

Q. What is identified as a major barrier to working on social capital projects from a technical perspective?