AWS Certified Data Analytics Specialty 2021 - Hands-On! - [Exercise] Amazon Kinesis Data Streams

The video tutorial guides viewers through setting up an order history system on cadabra.com using AWS services. It covers publishing server logs from EC2 to a Kinesis data stream, configuring the Kinesis agent, and converting CSV data to JSON format. The tutorial emphasizes the cost implications of using Kinesis and provides step-by-step instructions for setting up and testing the system, ensuring data is correctly streamed and monitored.

What is the primary reason for switching from Kinesis Firehose to Kinesis Data Streams in the order history system?

• To increase data storage capacity

• To reduce costs

• To enable real-time data access

• To simplify the setup process

How much does it cost approximately per day to maintain a Kinesis Data Stream?

• $3.00

• $0.30

• $1.00

• $0.10

What should you do if you are concerned about the cost of keeping a Kinesis Data Stream running?

• Switch to a free tier service

• Delete and recreate the stream as needed

• Pause the stream

• Reduce the number of shards

What is the purpose of naming the Kinesis Data Stream 'cadabra orders'?

• To increase the data processing speed

• To make it easier to identify in the AWS console

• To ensure it is part of the free tier

• To automatically configure the stream settings

How many shards are recommended for the initial setup of the Kinesis Data Stream in this tutorial?

• Four

• Three

• Two

• One

What format is the CSV data converted to for easier processing by AWS Lambda?

• HTML

• XML

• YAML

• JSON

What command is used to restart the AWS Kinesis agent on the EC2 instance?

• sudo service AWS Kinesis agent start

• sudo service AWS Kinesis agent status

• sudo service AWS Kinesis agent stop

• sudo service AWS Kinesis agent restart