Overview of the TCP/IP Networking Model The TCP/IP model both defines and references a large collection of protocols that allow computers to communicate. To define a protocol, TCP/IP uses documents called Requests For Comments (RFC). (You can find these RFCs using any online search engine.) Each layer broadly defines a set of functions that helps […]

Sales Forecasting Model with Amazon Forecast Let’s dive into a hands-on example of using Amazon Forecast to build a sales forecasting model. In this example, you’ll predict future sales based on historical data. Set up your dataset: Prepare a dataset containing historical sales data, ensuring it includes relevant timestamps and corresponding sales figures. Create a […]

Review Questions

Section 4:Infrastructure Security Up until this point, you have looked at the different types of attacks that your accounts could be at risk of while managing your day-to-day security responsibilities, along with how to use the services provided by AWS to respond to those incidents. This included instructions on how to gather metrics and logs […]

AWS Elastic Beanstalk Now you are ready to take a look at another commonly used option, especially for newcomers on AWS, which is AWS Elastic Beanstalk. Beanstalk is an application management platform that targets web applications; it is commonly referred to as a Platform-as-a-Service (PaaS) solution. It is a great option, especially for newcomers, because […]

Reviewing Scope Got all that? Let’s review the rules on scope: Local variables: In scope from declaration to the end of the block Method parameters: In scope for the duration of the method Instance variables: In scope from declaration until the object is eligible for garbage collection Not sure what garbage collection is? Relax: that’s […]

S3 Static Website Hosting This section covers the following objective of Domain 5 (Networking and Content Delivery) from the official AWS Certified SysOps Administrator – Associate (SOA-C02) exam guide: 5.2 Configure domains, DNS services, and content delivery CramSaver If you can correctly answer these questions before going through this section, save time by skimming the […]

Getting hands-on with Amazon Lex Let’s get started: Figure 8.25 – The Create dialog of Amazon Lex Some sample utterances can be seen in Figure 8.26. In this example, movie_type is my variable: Figure 8.26 – The Sample utterances section Figure 8.27 – The Response section of Amazon Lex Figure 8.28 – The Response section […]

Written Labs Written Lab 7.1: Create a VPN Attachment on a Transit Gateway Using the Console For more information about these options, see https://docs.aws.amazon.com/vpn/latest/s2svpn/VPNTunnels.html. Written Lab 7.2: Perform a traceroute Written Lab 7.3: Use ping

Account skew Some standard Salesforce objects maintain a special data relationship to facilitate record access under private sharing models. This is especially true of accounts and opportunities (and, in fact, is how account and opportunity teams are facilitated with regard to sharing and access to select records). Account skew is the result of an account […]