AWS SA Associate Study Guide

examples/cli-commands.sh#!/usr/bin/env bash # AWS CLI Commands — Essential Operations for SA Associate Exam # These are common operations you should be comfortable with. # Replace placeholder values (YOUR_*) with your actual values. # # Prerequisites: AWS CLI v2 configured with valid credentials # Usage: Reference only — run individual commands as needed # ═══════════════════════════════════════════════ # EC2 — Compute # ═══════════════════════════════════════════════ # Launch an EC2 instance aws ec2 run-instances \ --image-id ami-0abcdef1234567890 \ --instance-type t3.micro \ --key-name YOUR_KEY_PAIR \ --security-group-ids sg-0123456789abcdef0 \ --subnet-id subnet-0123456789abcdef0 \ --tag-specifications 'ResourceType=instance,Tags=[{Key=Name,Value=web-server}]' # Describe running instances aws ec2 describe-instances \ --filters "Name=instance-state-name,Values=running" \ --query "Reservations[].Instances[].[InstanceId,InstanceType,PublicIpAddress,Tags[?Key=='Name'].Value|[0]]" \ --output table # Stop / Start / Terminate instances aws ec2 stop-instances --instance-ids i-0abc123def456 aws ec2 start-instances --instance-ids i-0abc123def456 aws ec2 terminate-instances --instance-ids i-0abc123def456 # Create a security group aws ec2 create-security-group \ --group-name web-sg \ --description "Web server security group" \ --vpc-id vpc-0123456789abcdef0 # Add an inbound rule to a security group aws ec2 authorize-security-group-ingress \