Question 1

Primary benefit of using multiple zones within a region:

✅ For improved fault tolerance
❌ Expand services to new areas
❌ Discounts
❌ Better performance

Explanation:
Using multiple zones protects against failure of any single zone.

---

Question 2

Which cloud service binds your application code to libraries that access infrastructure?

✅ Platform as a Service (PaaS)
❌ Infrastructure as a Service
❌ Software as a Service
❌ Hybrid cloud
❌ Virtualized data centers

Explanation:
PaaS gives developers a platform with managed runtime, libraries, and infrastructure.

---

Question 3

Why use resources across several regions?

❌ Localized versions
❌ Improve security
❌ Discounts
✅ Bring applications closer to users + improve fault tolerance

Explanation:
Multi-region deployment reduces latency and increases global availability.

---

🧾 Summary Table