Serialisation

Question 1

Define serialization.

Answer 1

The process of converting an object into a format that can be easily stored or transmitted.

Question 2

What is deserialization?

Answer 2

The reverse process of serialization, converting data back into an object.

Question 3

True or false: JSON is a serialization format.

Answer 3

TRUE

JSON stands for JavaScript Object Notation and is widely used for data interchange.

Question 4

Fill in the blank: XML stands for _______.

Answer 4

eXtensible Markup Language

Question 5

What is a key feature of binary serialization?

Answer 5

It converts objects into a binary format, making it more compact and faster to process.

Question 6

Define text serialization.

Answer 6

Serialization that converts objects into a human-readable text format, like JSON or XML.

Question 7

True or false: Protocol Buffers is a text-based serialization format.

Answer 7

FALSE

Protocol Buffers is a binary serialization format developed by Google.

Question 8

What is the main advantage of JSON over XML?

Answer 8

JSON is generally lighter and easier to read and write than XML.

Question 9

Fill in the blank: YAML is often used for _______.

Answer 9

Configuration files

Question 10

What does serialization allow for in distributed systems?

Answer 10

It enables objects to be sent over a network or stored in a database.

Question 11

Define data interchange format.

Answer 11

A format that allows data to be shared between different systems or applications.

Question 12

True or false: CSV is a serialization format.

Answer 12

TRUE

CSV stands for Comma-Separated Values, used for tabular data.

Question 13

What is the primary use of Avro?

Answer 13

A serialization framework used in big data applications, particularly with Apache Hadoop.

Question 14

Fill in the blank: MessagePack is a binary format that aims to be _______ than JSON.

Answer 14

More efficient

Question 15

What is the main purpose of serialization in programming?

Answer 15

To save the state of an object or to transmit it across a network.

Question 16

Define schema in the context of serialization.

Answer 16

A formal definition of the structure of serialized data, often used in formats like Avro.

Question 17

True or false: FlatBuffers is designed for high-performance serialization.

Answer 17

TRUE

FlatBuffers allows access to serialized data without unpacking.

Question 18

What is a disadvantage of XML compared to JSON?

Answer 18

XML is more verbose, leading to larger file sizes and slower parsing.

Question 19

Fill in the blank: Thrift is a framework for _______.

Answer 19

Cross-language serialization and RPC

Question 20

What is the role of serialization in APIs?

Answer 20

It formats data for requests and responses, ensuring compatibility between clients and servers.