Quiz -1 - Big Data

Data science is the process of diverse set of data through ?

• analyzing data

• processing data

• organizing data

• All of the above

Answer explanation

Data science is the process of deriving knowledge and insights from a huge and diverse set of data through organizing, processing and analyzing the data

Which of the following are the Data Sources in data science?

• Structured data

• Unstructured data

• both a and b

• semi - structured data

Which of the following step is performed by data scientist after acquiring the data?

• Data Replication

• Data Integration

• Data Forecasting

• Data Cleaning

Which of the following are "Measures of Central Tendency"?

• Mode, Mean, Median

• Mean, Range, Mode

• Mean, Standard Deviation, Range

• Range, Standard Deviation, Variance

which is a multidisciplinary that involves extraction of knowledge from large volumes of data that are structured or unstructured.

• Data Analysis

• Data Science

• Descriptive Analysis

• All of the above

Which of the following is the common goal of statistical modelling?

• Subsetting

• Summarizing

• Inferencing

• All of the above

Which one of the following is false about Hadoop?

• It is a distributed framework

• The main algorithm used in Hadoop is Map Reduce

• Hadoop can work with commodity hardware

• All of the above

Which of the following is component of Hadoop?

• YARN

• YAWN

• HDFS

• All of the above

Which type of data Hadoop can deal with is

• Structured

• Semi – structured

• both a and b

• Unstructured

Which Hadoop configuration file contains the setting for HDFS daemons?

• yarn-site.xml

• hdfs-site.xml

• mapred-site.xml

• All of the above