Book Image

AWS Certified Developer - Associate Guide

By : Vipul Tankariya, Bhavin Parmar
Book Image

AWS Certified Developer - Associate Guide

By: Vipul Tankariya, Bhavin Parmar

Overview of this book

AWS Certified Developer - Associate Guide starts with a quick introduction to AWS and the prerequisites to get you started. Then, this book gives you a fair understanding of core AWS services and basic architecture. Next, this book will describe about getting familiar with Identity and Access Management (IAM) along with Virtual private cloud (VPC). Moving ahead you will learn about Elastic Compute cloud (EC2) and handling application traffic with Elastic Load Balancing (ELB). Going ahead you we will talk about Monitoring with CloudWatch, Simple storage service (S3) and Glacier and CloudFront along with other AWS storage options. Next we will take you through AWS DynamoDB – A NoSQL Database Service, Amazon Simple Queue Service (SQS) and CloudFormation Overview. Finally, this book covers understanding Elastic Beanstalk and overview of AWS lambda. At the end of this book, we will cover enough topics, tips and tricks along with mock tests for you to be able to pass the AWS Certified Developer - Associate exam and develop as well as manage your applications on the AWS platform.
Table of Contents (29 chapters)
Title Page
Credits
About the Author
Acknowledgments
About the Author
About the Reviewer
www.PacktPub.com
Customer Feedback
Dedication
Preface
Index

Viewing/deleting a message from a queue


After the message is sent to the queue, you can retrieve it from the queue. While retrieving a message from the queue, you cannot specify which message you want to retrieve from the queue, however, you can specify how many messages you want to retrieve. Here are the steps for viewing a message from the queue:

  1. Select a queue from the queue list, as shown in Figure 12.15:

Figure 12.15: Queue list

  1. Click Queue Actions and then View/Delete Messages, shown as follows:

Figure 12.16: Queue Actions-View/Delete Messages

  1. From the subsequent screen, you can click Start Polling for Messages, as shown in Figure 12.17:

Figure 12.17: Polling for messages

  1. In the subsequent screen, you can see up to 10 messages available in the queue, as specified in the previous step. The screen resembles Figure 12.18:

Figure 12.18: Messages in a queue

  1. You can select one or more messages from the list that you want to delete, and click Delete 1 Message. It displays the Delete Messages dialog...