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So far Sensei has created 238 blog entries.

AWS Service Catalog


AWS Service Catalog Allows you to create, manage, and distribute catalogs of approved products to end-users, who can then access the products they need in a personalized portal.  Administrators can control which users have access to each product to enforce compliance with organizational business policies. Administrators can also set up adopted roles so that end users only require IAM access to AWS Service Catalog in order to deploy approved resources. This is a regional service. Features Standardization of assets Self-service discovery and launch Fine-grain access control Extensibility and version control Concepts Users Catalog administrators – Manage a catalog of products, [...]

AWS Service Catalog2020-07-21T01:01:28+00:00

AWS Certified Advanced Networking – Specialty Exam Study Path


AWS Certified Advanced Networking - Specialty Exam Study Path The AWS Certified Advanced Networking - Specialty certification exam is a part of the AWS Specialty learning path and is a highly in-demand certificate among AWS Specialty certifications. The Advanced Networking path focuses on designing and maintaining network architectures in AWS, and using core AWS services to perform networking tasks. You are also tested on your technical skills in implementing hybrid network solutions that span multiple locations for both on-premises and in AWS. Since networking in AWS is quite intricate, companies need individuals like you who meet the competency level in [...]

AWS Certified Advanced Networking – Specialty Exam Study Path2020-07-06T10:09:15+00:00

Global Secondary Index vs Local Secondary Index


Global Secondary Index vs Local Secondary Index A secondary index is a data structure that contains a subset of attributes from a table, along with an alternate key to support Query operations. An Amazon DynamoDB table can have multiple secondary indexes. Global Secondary Index Read/Write Capacity Calculation (Provisioned Throughput Mode) Eventually consistent reads consume ½ read capacity unit. Therefore, each query can retrieve up to 8KB of data per capacity unit (4KB x 2). The maximum size of the results returned by a Query operation is 1 MB. The total provisioned throughput cost for a write consists of the sum [...]

Global Secondary Index vs Local Secondary Index2020-08-12T05:01:27+00:00

MID-YEAR SALE – 20% OFF on All Practice Test Courses PLUS Bigger Bundle Discounts!


MID-YEAR SALE - 20% OFF on All Practice Test Courses PLUS Bigger Bundle Discounts! We hope you are staying safe in these challenging times.  For seven days only, Tutorials Dojo is running a MID-YEAR SALE where all of our AWS practice exams and eBooks are offered at heavily discounted prices.    Promo period is from July 1 7PM (UTC+8) to July 8 7PM (UTC+8). How are the courses from the Tutorials Dojo portal different from those on other learning platforms like Udemy? Aside from our high-quality questions and explanations, our courses in the Tutorials Dojo portal have more training modes/features and are updated more frequently. You can refer to this table of [...]

MID-YEAR SALE – 20% OFF on All Practice Test Courses PLUS Bigger Bundle Discounts!2020-07-01T11:06:02+00:00

Which AWS Certification Exam Is Right For Me? – Part 2


Which AWS Certification Exam Is Right For Me? - Part 2 In this section, we’ll discuss the six (6) AWS Specialty certifications that are currently offered by AWS to help you find out if these certifications are suitable for you. If you haven’t read the first of this 2-part article series yet, we encourage you to check it here: Which AWS Certification Exam Is Right For Me? - Part 1. Similar to Part 1 of this article, we will approach each segment in two parts: Purpose and Knowledge. Purpose will answer the question: “Why should I take this exam?” while [...]

Which AWS Certification Exam Is Right For Me? – Part 22020-07-06T10:17:40+00:00

AWS Support Plans


AWS Support Plans With hundreds of services and features, AWS provides a combination of various tools, technologies, programs and human resources to proactively help their customers. AWS offers various support plans that customers can choose from based on their needs. AWS has 4 different Support Plans: Basic Developer Business Enterprise The Basic Support plan is already available to all AWS customers by default and is free of charge. It also offers support for account and billing questions including requests for service limit increases. This AWS Support type includes the following: Customer Service & Communities - You have 24x7 access to [...]

AWS Support Plans2020-06-10T07:18:53+00:00

Increasing MTU for Your EC2 Instance


Increasing MTU for Your EC2 Instance What is MTU? MTU (maximum transmission unit) is the maximum size of one packet of data that can be transferred in a network. The default MTU size for Ethernet devices is 1500 bytes. This packet size contains the actual payload data as well as network overhead information needed for communication within the network. All AWS EC2 instances support the default MTU size. But many current instance sizes support 9001 MTU, also referred to as jumbo frames. Enabling jumbo frames for supported EC2 instances can be beneficial because it improves network efficiency by allowing your [...]

Increasing MTU for Your EC2 Instance2020-05-26T08:52:01+00:00

Amazon Cognito User Pools vs Identity Pools


Amazon Cognito User Pools vs Identity Pools With the proliferation of smartphones in our connected world, more and more developers are quickly deploying their applications on the cloud. One of the first challenges in developing applications is allowing users to log in and authenticate on your applications. There are multiple stages involved in user verification and most of these are not visible from the end-user. AWS provides an easy solution for this situation. User Identity verification is at the core of Amazon Cognito. It provides solutions for three key areas of user identification:  Authentication – provides users sign-up and sign-in [...]

Amazon Cognito User Pools vs Identity Pools2020-05-29T01:35:36+00:00

AWS Transit Gateway


AWS Transit Gateway A networking service that uses a hub and spoke model to enable customers to connect their on-premises data centers and their Amazon Virtual Private Clouds (VPCs) to a single gateway. With this service, customers only have to create and manage a single connection from the central gateway into each on-premises data center, remote office, or VPC across your network. If a new VPC is created, it is automatically connected to the Transit Gateway and will also be available to every other network that is also connected to the Transit Gateway. Features: Inter-region peering  Transit Gateway leverages the [...]

AWS Transit Gateway2020-05-15T06:18:06+00:00
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