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Articles

AWS EC2 instance store vs. EBS
As students come to grips with AWS services a common questions is whether 'Instance Store' storage still has a place in modern AWS solutions. This is a reasonable question given the compilationof working with ephemeral storage. Instance Sto...
Can I get a certificate of course completion?
You can request and view your certificate(s) of course completion through the web platform following the steps below. Important: You will need an active membership in order to request a certificate of completion. You will also need to have compl...
Can I get CPE credits for your courses?
We have had a number of enquiries about our courses being endorsed for CPE credits and understand the value. At this time, we have not established any formal relationship with professional bodies about CPE credits. However, some students have succe...
Does ELB refer to a class or a type?
Student Chris W recently challenged our interpretation in ELB (Elastic Load Balancer) as used in a quiz. After some discussion we agreed with him and thought we would share the outcome here. ELB - In the Beginning When AWS first launched the Elast...
Editors and IDEs
From time to time we get asked for recommendations on what editor or integrated development environment (IDE) to use for studying and practice. For these courses and personal experimentation you do not need anything special. Any simple code editor ...
Ephemeral ports and network security
Is opening Ephemeral ports safe? Are we not opening our network to the hackers? The short answers are yes, and yes. The only difference between a customer and a hacker is intent. You cannot service Customers without opening these ports, so how do w...
Planning for the loss of an MFA device
One of the problems with good security is that it is easy to actually lock yourself out. We have had a number of students ask about what happens if you lose your phone, or forget a password. Plan ahead It is very easy to think that this is just a ...
Verifying volunteer participation
What are A Cloud Guru volunteers? A Cloud Guru welcomes volunteers who are selected from students and alumni to participate in improving the quality of the A Cloud Guru services. They contribute effort, time and insights in certain areas to improve...