Answer: AWS CloudShell

AWS CloudShell is a browser-based shell environment that provides a pre-authenticated command line interface directly accessible from the AWS Management Console. It allows users to run AWS CLI commands without needing to install or configure the AWS CLI locally. **Key features:** - Browser-based interface - Pre-authenticated with current console user's permissions - Direct launch from AWS Management Console - No installation required - Persistent storage for user's home directory **Other options explained:** - **AWS Fargate**: Serverless compute engine for containers (not a CLI) - **AWS Lambda**: Serverless compute service for running code (not a CLI) - **AWS Config**: Service for resource inventory and configuration tracking (not a CLI)

Author: Ritesh Yadav