DataSphere Day 1

 Which role primarily focuses on building and maintaining the data architecture?

•  Data Scientist

• Data Analyst

• Data Engineer

• Database Administrator

Which of the following is NOT a function of a Data Analyst?

•  Building predictive models

•  Interpreting data and analyzing results

• Creating visualizations for data

• Maintaining database systems

Which system is optimized for transactional processing?

• OLTP

•  OLAP

• Both

• Neither

Which type of database is designed for unstructured data and scalability?

• SQL

• NoSQL

• Both

• Neither

What is primarily used for analytical querying and reporting?

• Database

• Data Warehouse

• Data Lake

•  All of the above

Scenario: In a banking system where account data must prioritize consistency and availability over partition tolerance, which type of database technology would be most suitable?

•    Distributed NoSQL Database

   

• Traditional SQL Database like MariaDB

• Big Data System like Hadoop

• Real-time Streaming Service

An e-commerce platform needs a database system that can handle a high volume of transactions across a distributed network. The platform prioritizes availability and partition tolerance (AP) due to its global user base and the need to handle numerous transactions simultaneously. Which type of technology is most suitable for this scenario?

• 
  

    Traditional SQL Database like MySQL

• Distributed NoSQL Database like Cassandra

• Big Data System like Hadoop

• Cloud-based SQL Database like Amazon RDS

 What is the purpose of Data Products in a data platform?

•     To entertain users

• To provide financial advice

• To answer specific domain questions

• To promote products

What role does a Data Catalogue play in a data platform?

•  Helps in video game development

• Assists in finding and accessing data

• Facilitates online shopping

• Manages social media accounts

What does the 'F' in FAIR Principles stand for?

• Fast

• Findable

• Functional

• Finite