PAS-C01 Operations and Maintenance Practice Question
An SAP system on AWS is experiencing performance degradation. The operations team suspects a network bottleneck. Which THREE metrics should they analyze in CloudWatch to diagnose the issue? (Choose THREE.)
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
✓
NetworkOut
(NetworkOut), Option B (NetworkPacketsIn), and Option D (NetworkIn) are standard EC2 network metrics that help diagnose network bottlenecks by showing traffic volume. Option C (CPUUtilization) is compute-related, not network-related. Option E (DiskReadOps) is storage-related, not network-related.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
NetworkOut
Why this is correct
Shows outgoing network traffic.
- ✓
NetworkPacketsIn
Why this is correct
Indicates number of packets received, useful for packet-level analysis.
- ✗
CPUUtilization
Why it's wrong here
CPU metric, not network.
- ✓
NetworkIn
Why this is correct
Shows incoming network traffic, helps identify high ingress.
- ✗
DiskReadOps
Why it's wrong here
Disk I/O metric, not network.
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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JA
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.