PAS-C01 Technology Practice Question
A company is deploying SAP NetWeaver on AWS and needs to ensure high availability for the SAP Central Services (ASCS) instance. Which TWO AWS features should be used together to achieve this?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Network Load Balancer (NLB)
Amazon EFS provides a shared filesystem for the ASCS cluster, and a Network Load Balancer (NLB) is used to distribute traffic to the active ASCS instance. S3 is not suitable for shared files, and Multi-AZ for RDS is for databases, not ASCS.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Network Load Balancer (NLB)
Why this is correct
NLB provides a virtual IP address for the ASCS cluster.
- ✗
Amazon RDS Multi-AZ
Why it's wrong here
RDS Multi-AZ is for databases, not for ASCS.
- ✗
Application Load Balancer (ALB)
Why it's wrong here
ALB is for HTTP/HTTPS traffic, not for SAP's proprietary protocols.
- ✗
Amazon S3
Why it's wrong here
S3 is not a filesystem and cannot be mounted as a shared volume for SAP.
- ✓
Amazon EFS
Why this is correct
EFS provides the shared /sapmnt directory required for ASCS clustering.
Quick reference
AWS S3 Storage Class Comparison
| Storage Class | Min Duration | Retrieval | Use Case |
|---|---|---|---|
| S3 Standard | None | Immediate | Frequently accessed data |
| S3 Standard-IA | 30 days | Immediate | Infrequent access, rapid retrieval |
| S3 One Zone-IA | 30 days | Immediate | Non-critical infrequent data |
| S3 Intelligent-Tiering | None | Immediate–hours | Unknown or changing access patterns |
| S3 Glacier Instant | 90 days | Milliseconds | Archive with instant retrieval |
| S3 Glacier Flexible | 90 days | Minutes–hours | Archive, flexible retrieval |
| S3 Glacier Deep Archive | 180 days | Hours | Long-term compliance archive |
Go deeper
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Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This PAS-C01 practice question is part of Courseiva's free Amazon Web Services certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the PAS-C01 exam.