Big Data - Chapter 1

On a scale of 1 - 5, how would you rate this chapter (or book)?

• 1

• 2

• 3

• 4

• 5

What is the sharding?

• Horizontal Partitioning

• Vertical Partitioning

• Fragmentation

Select the NoSQL databases (Multiple choise).

• • Voldemort

• Cassandra

• • MongoDB

• • CouchDB

What is a data system according to this book?

• Means of storing and processing data efficiently, with relational database management systems being a commonly used method.

• System that answers questions based on information only about present.

• System that answers questions based on information that was acquired in the past up to the present.

• A term used to refer to an organized collection of symbols and processes that may be used to operate on such symbols.

What are the desired properties of a Big Data system according to the book?

• Robustness and fault tolerance

• 2. Low latency reads and updates

• 2. Scalability

• Transparency

0. Scalability is the ability to maintain performance in the face of increasing data or load by adding resources to the system. The Lambda Architecture is [BLANK] scalable across all layers of the system stack: scaling is accomplished by adding more machines.

What are the 2 components the fully incremental architecture consist of?

• Batch layer

• Database

• Serving layer

• Application

How many layers does the Lambda architecture consists of?

• 3

• 2

• 5

• 7

Draw a Lambda Architecture diagram

What are the "recent" trends in Big Data technologies (according to the book)?