Hora de Practicar:
📝 Practice Exam Questions – EC2 Tenancy & Placement Groups
Question 1
A company wants to deploy an EC2-based application that requires very low network latency and high throughput between instances. All instances will run in the same Availability Zone.
Which solution meets these requirements?
A. Spread Placement Group
B. Partition Placement Group
C. Cluster Placement Group
D. Dedicated Hosts
Question 2
A financial company must ensure that its critical EC2 instances do not share underlying hardware with each other to minimize the risk of correlated failures.
Which option should the company use?
A. Cluster Placement Group
B. Spread Placement Group
C. Partition Placement Group
D. Shared tenancy
Question 3
A company is running a large distributed system (such as Apache Kafka) on EC2. The system must be able to scale to hundreds of instances while maintaining fault isolation between groups of instances.
Which placement group type should be used?
A. Cluster
B. Spread
C. Partition
D. Dedicated Instance
Question 4
A software vendor needs to deploy EC2 instances using existing per-socket software licenses that require visibility into the physical host where the instances are running.
Which EC2 deployment option should be used?
A. Shared tenancy
B. Dedicated Instances
C. Dedicated Hosts
D. Cluster Placement Group
Question 5
A company wants EC2 instances that run on hardware dedicated to the company, but it does not need control over the specific physical host.
Which option is the most appropriate?
A. Shared tenancy
B. Dedicated Hosts
C. Dedicated Instances
D. Spread Placement Group
Question 6
Which statement about Spread Placement Groups is true?
A. They provide the highest network performance
B. They are designed for large-scale distributed systems
C. They place instances on distinct underlying hardware
D. They support unlimited instances per Availability Zone
Question 7
Which scenario is the best use case for a Cluster Placement Group?
A. Running a highly available database across multiple AZs
B. Running a small number of critical instances that must not fail together
C. Running HPC workloads that require fast inter-node communication
D. Running workloads that require BYOL licensing
Question 8
Which EC2 tenancy option is the default when launching an instance?
A. Dedicated Host
B. Dedicated Instance
C. Shared
D. Partition
🧠 Answers:
1: C
2: B
3: C
4: C
5: C
6: C
7: C
8: C