Certification Study Guides

AWS Mar 28, 2026 · 9 min read

AWS Developer Deep Dive: Lambda, DynamoDB, and API Gateway Patterns

A technical deep dive into Lambda concurrency, DynamoDB single-table design, and API Gateway integration patterns — the highest-weight topics on DVA-C02.

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AWS Mar 28, 2026 · 8 min read

How to Pass AWS Certified Developer Associate (DVA-C02) in 2026: Complete Study Guide

Everything you need to pass the AWS Certified Developer Associate exam in 2026 — domain breakdown, key concepts, and a 5-week study plan.

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AWS Mar 28, 2026 · 14 min read

AWS Data Engineer Exam Traps: Glue Crawlers, Kinesis Limits, and Lake Formation Grants

The tricky DEA-C01 distinctions that fail candidates: Glue Data Catalog vs Hive Metastore, job bookmark behavior, Kinesis vs MSK ordering, Firehose buffering, Lake Formation vs S3 policies, and Redshift VACUUM …

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AWS Mar 28, 2026 · 11 min read

AWS Data Engineer Deep Dive: Glue, Kinesis, and Redshift Architecture

Deep technical dive into AWS Glue job types, Kinesis shard capacity, Firehose dynamic partitioning, and Redshift distribution styles for the DEA-C01 exam.

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AWS Mar 28, 2026 · 12 min read

How to Pass AWS Certified Data Engineer Associate (DEA-C01) in 2026: Complete Study Guide

Complete study guide for the AWS Certified Data Engineer Associate (DEA-C01) exam. Covers all 4 domains, AWS Glue, Kinesis, Redshift, Lake Formation, and a 5-week study plan.

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AWS Mar 28, 2026 · 12 min read

AWS Advanced Networking Exam Traps: BGP, VPC Endpoints, and Route 53 Resolver

The tricky ANS-C01 distinctions that eliminate candidates: Interface vs Gateway endpoints, Route 53 Resolver endpoints, BGP AS path prepending, DX+VPN failover asymmetry, and Network Firewall rule ordering.

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AWS Mar 28, 2026 · 10 min read

AWS Advanced Networking Deep Dive: Transit Gateway, Direct Connect, and Hybrid Design

Deep technical dive into Transit Gateway route tables, Direct Connect Virtual Interfaces, BGP routing attributes, and hybrid network design for the ANS-C01 exam.

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AWS Mar 28, 2026 · 11 min read

How to Pass AWS Advanced Networking Specialty (ANS-C01) in 2026: Complete Study Guide

Complete study guide for the AWS Certified Advanced Networking Specialty (ANS-C01) exam. Covers all 4 domains, VPC design, Transit Gateway, Direct Connect, BGP, and an 8-week study plan.

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AWS Mar 28, 2026 · 11 min read

AWS GenAI Developer Exam Traps: Bedrock Guardrails, Model Evaluation, and Cost Optimization

The tricky AIP-C01 distinctions that trip up candidates: Guardrails vs system prompts, on-demand vs provisioned throughput, Knowledge Base hybrid search, Bedrock vs SageMaker, and model evaluation modes.

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AWS Mar 28, 2026 · 10 min read

AWS GenAI Developer Deep Dive: Bedrock, RAG Architecture, and Agents

Deep technical dive into Amazon Bedrock foundation model selection, Knowledge Bases RAG architecture, and Bedrock Agents for the AIP-C01 exam. Covers throughput modes, vector stores, chunking, and the Converse API.

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