and correct answers (verified answers) q &a
2027|instant download pdf
1. Which AWS concept allows customers to access computing
resources over the internet without owning physical
hardware?
A. Cloud computing
B. Dedicated hosting
C. Colocation
D. On-premises computing
Rationale: Cloud computing provides on-demand access to
computing resources through the internet.
Correct Answer: A. Cloud computing
2. Which AWS service provides resizable virtual servers in the
cloud?
A. Amazon S3
B. Amazon EC2
C. Amazon RDS
D. Amazon Route 53
,Rationale: Amazon EC2 provides virtual servers called instances
that can be launched and resized according to workload
requirements.
Correct Answer: B. Amazon EC2
3. Which AWS service is primarily used for object storage?
A. Amazon EBS
B. Amazon S3
C. Amazon EC2
D. Amazon RDS
Rationale: Amazon S3 is designed for highly durable and
scalable object storage.
Correct Answer: B. Amazon S3
4. Which AWS pricing characteristic allows customers to pay
only for resources they consume?
A. Fixed pricing
B. Pay-as-you-go pricing
C. Annual hardware pricing
D. Perpetual licensing
Rationale: AWS commonly uses a pay-as-you-go model,
allowing customers to pay for actual resource usage.
Correct Answer: B. Pay-as-you-go pricing
,5. Which AWS service provides a managed relational
database?
A. Amazon RDS
B. Amazon S3
C. Amazon CloudFront
D. Amazon Route 53
Rationale: Amazon RDS is a managed service for relational
databases such as MySQL, PostgreSQL, and other supported
engines.
Correct Answer: A. Amazon RDS
6. What is an AWS Region?
A. A physical data center
B. A geographic area containing multiple Availability Zones
C. A single EC2 instance
D. A virtual private network
Rationale: An AWS Region is a geographic location containing
multiple isolated Availability Zones.
Correct Answer: B. A geographic area containing multiple
Availability Zones
7. What is an Availability Zone?
, A. A geographic region containing several countries
B. One or more discrete data centers within an AWS Region
C. A customer account
D. A billing boundary
Rationale: Availability Zones are isolated locations within AWS
Regions designed to provide high availability and fault
tolerance.
Correct Answer: B. One or more discrete data centers within an
AWS Region
8. Which AWS service provides DNS domain name resolution?
A. Amazon CloudFront
B. Amazon Route 53
C. AWS Direct Connect
D. Amazon VPC
Rationale: Amazon Route 53 is AWS's scalable DNS and domain
registration service.
Correct Answer: B. Amazon Route 53
9. Which AWS service delivers content to users through a
global network of edge locations?
A. Amazon CloudFront
B. Amazon RDS