FUNDAMENTALS OF COMPUTER

DATABASE FUNDAMENTALS

BASICS OF BIG DATA

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Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]

Which of the following are the Goals of HDFS?

A	Fault detection and recovery
B	Huge datasets
C	Hardware at data
D	All of the above

Explanation:

Detailed explanation-1: -The goals of HDFS are handling the hardware failure and recovery, handling datasets effectively, and provide high network bandwidth for data movement.

Detailed explanation-2: -The high availability feature in Hadoop ensures the availability of the Hadoop cluster without any downtime, even in unfavorable conditions like NameNode failure, DataNode failure, machine crash, etc. It means if the machine crashes, data will be accessible from another path.

Detailed explanation-3: -3. HDFS – Hadoop Distributed File System.

Detailed explanation-4: -HDFS: Hadoop Distributed File System. YARN: Yet Another Resource Negotiator. MapReduce: Programming based Data Processing. Spark: In-Memory data processing.

There is 1 question to complete.