Cloud fundamentals
Start with cloud computing, AWS global infrastructure, Regions, Availability Zones, and the shared responsibility model.
Open topic →YOUR FRIENDLY TECH NOTEBOOK
Learn it simply.
Remember it longer.
Bite-sized cloud notes and interview-ready answers, built as you learn. No heavy jargon. Just the things you need to know.
START HERE
AWS, from the ground up.
Learn one useful concept at a time, then revisit it with a quick interview question.
Compute with EC2
Learn virtual servers, instance types, AMIs, security groups, key pairs, and Auto Scaling in plain language.
Open topic →Storage with S3
Understand buckets, objects, storage classes, versioning, lifecycle rules, permissions, and encryption.
Open topic →Networking basics
Make VPCs, subnets, route tables, internet gateways, and security groups feel less intimidating.
Open topic →INTERVIEW CORNER
Say it with confidence.
Short, clear answers to common AWS interview questions. Read, understand, then explain them in your own words.
View all questions →01What is the difference between a Region and an Availability Zone?+
A Region is a geographic area, such as Mumbai. An Availability Zone is one or more isolated data centres inside that Region. Use multiple AZs to make an application more resilient.
02What is Amazon S3 used for?+
Amazon S3 is object storage. It is commonly used for files such as images, backups, videos, logs, and static website assets. Files are stored as objects inside buckets.
03What is a security group in AWS?+
A security group acts as a virtual firewall for an AWS resource, such as an EC2 instance. It controls which inbound and outbound network traffic is allowed.
YOUR STUDY PATH
Build your cloud
foundation.
- 01Understand the cloud
What AWS is and why companies use it.
- 02Learn the core services
Compute, storage, networking, and identity.
- 03Practice explaining
Turn your notes into confident interview answers.