Kafka for Developers - Data Contracts Using Schema Registry - Introduction to AVRO - What Is AVRO and Why AVRO?

This lecture introduces Avro, a data serialization system that facilitates data exchange between systems using a compact and fast binary format. Avro supports various programming languages and offers schema interface definition, allowing data owners to define schemas in JSON format. The lecture covers the role of Schema Registry in ensuring data consistency and highlights Avro's support for rich data structures, including primitive and complex types. Advanced types like Union and Fixed are also discussed, emphasizing Avro's flexibility and popularity in working with Kafka and Schema Registry.

What is one of the main advantages of using Avro for data serialization?

• It requires no schema definition.

• It only supports Java.

• It is a text-based format.

• It is compact and fast.

How does Avro ensure data consistency between systems?

• By using XML format.

• By compressing data.

• By using a schema registry.

• By encrypting data.

What is the role of a schema in Avro?

• To define the data structure.

• To encrypt the data.

• To compress the data.

• To convert data to XML.

Which of the following is considered a primitive type in Avro?

• Record

• Array

• String

• Map

What is the purpose of the Union type in Avro?

• To represent a fixed size field.

• To hold multiple types for a field.

• To define a schema.

• To encrypt data.