PLUS-N10 Cheat Sheet (High-Yield Review)
Last-minute review of key differences, traps, and high-yield topics.
Quick answers
- S3/EBS/EFS: know when each fits.
- ALB vs NLB: L7 features vs L4 performance.
- Security Group vs NACL: stateful vs stateless.
- Multi-AZ vs Read Replica: HA vs read scaling.
Use this page for fast revision: the goal is to recall the concepts quickly and avoid common traps.
Cheat-sheet mode works best after you already did practice questions — it helps you lock in patterns.
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- You want a quick baseline: 10-question mini test
- You plan to practice offline with packs in the app
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High-yield review list
- S3: durability, storage classes, lifecycle, replication.
- EC2: ASG + ALB patterns, placement, EBS vs instance store.
- VPC: routing, security groups vs NACLs, endpoints.
- Databases: RDS vs DynamoDB, Multi-AZ basics, read replicas.
- CloudFront: caching + origin patterns, signed URLs/cookies basics.
Topics & Skills Covered
- Quick revision
- Common traps
- Last-minute review
- High-yield concepts
Helpful Free Tools
Frequently Asked Questions
When should I use a cheat sheet?
In the last 7–10 days before the exam and on the final day for fast refresh.
What’s the #1 trap in Network+ questions?
Choosing a technically true option that doesn’t match the scenario’s goal (availability vs security vs cost vs speed).
Is subnetting required?
You should be comfortable with the basics and be able to reason quickly under time pressure.
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