What is Linux? - Is an open-source free operating system very popular in server environments eg: CentOS, RHEL, Fedora, RockyLinux, AmazonLinux2
What is DevOps? - DevOps is a software development methodology that aims at improving collaboration between developers and IT operations teams.
What is AWS? - In layman’s terms. AWS is a collection of software processing tools that you can rent. Your firm does not need to spend on physical computers and storage.
Linux DevOps AWS is today's essential skill in the IT market. Linux has a significant role in DevOps. Linux is the operating system platform on top of which you are deploying multiple DevOps tools.
Almost all of AWS runs on Linux. You should learn both, as mainly Linux is used at a large scale in the industry to deploy servers, and companies using AWS have to deal with Linux operating system.