Quiz: AWS Core Services

5 questionsNo time limitPass: 60%+10 XP on first pass

The AWS services that power most applications — EC2, S3, RDS, IAM, Lambda, CloudFront, Route 53, CloudWatch — what each is for, how they fit into a typical web architecture, IAM least privilege with a policy example, and cost-control habits for students.

Free account · see your score, answers and explanations, earn XP

Question 1
Which AWS service would you use to store user-uploaded images?
EC2S3RDSRoute 53
Question 2
How should an EC2 instance get permission to read an S3 bucket?
Hard-code the root account access keys in the appAttach an IAM role with a least-privilege policy to the instanceMake the bucket publicShare the console password
Question 3
In the policy demo, why was s3:DeleteObject denied?
The resource didn't existDeleteObject was not in the allowed Action listDelete is never allowed in AWSThe bucket name was wrong
Question 4
What is a "cold start" in AWS Lambda?
A function that runs in a cold regionExtra delay when a function runs after being idle and a new environment must startA function that failedStarting an EC2 instance
Question 5
What should you set up first when you open a cloud account as a student?
A Kubernetes clusterA billing alarm / budget alertA public S3 bucketA large EC2 instance

Skills101

Skills101 — practical coding courses in Hindi and English: DSA, Python, Java Full Stack and more. Structured lessons, real projects, free tutorials and certificates.

Explore

All courses
Free tutorials
Practice quizzes
Mock tests
Contests
Hackathons
Leaderboard
Interview experiences
Student tools
Online compilers
Tech dictionary
Project showcase
Blog
Corporate training

Contact

info@skills101.in
+91 86199 23140
WhatsApp us
Follow the WhatsApp Channel
Join the WhatsApp group
83-B, Ram Vihar Colony, Sanganer, Jaipur, Rajasthan 302029

YouTube
LinkedIn
X
Facebook