Unit 1: Cloud Fundamentals and Security - Practice Quiz

INT364 — Cloud Architecture And Implementation-Ii 50 Questions
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1 Which component of the AWS Global Infrastructure consists of one or more discrete data centers with redundant power, networking, and connectivity?

A. Edge Location
B. Availability Zone
C. AWS Region
D. Local Zone

2 Which factor should primarily be considered when choosing an AWS Region to reduce latency for end-users?

A. Compliance requirements
B. Proximity to the end-users
C. Number of Availability Zones
D. Cost of services

3 What is the primary function of AWS Edge Locations?

A. To manage IAM policies
B. To store cold data archives
C. To host EC2 instances
D. To provide low-latency content delivery via CloudFront

4 Which pillar of the AWS Well-Architected Framework focuses on the ability to run and monitor systems to deliver business value and to continually improve processes and procedures?

A. Operational Excellence
B. Reliability
C. Security
D. Performance Efficiency

5 Which design principle is recommended by the AWS Well-Architected Framework regarding capacity planning?

A. Guess capacity needs based on averages
B. Manually adjust capacity once a month
C. Always over-provision to ensure performance
D. Stop guessing capacity needs

6 In the Shared Responsibility Model, which of the following is the customer's responsibility?

A. Patching the underlying host infrastructure
B. Physical security of data centers
C. decommissioning storage devices
D. Client-side data encryption

7 What is the primary purpose of AWS Identity and Access Management (IAM)?

A. To securely control access to AWS services and resources
B. To deploy applications
C. To monitor network traffic
D. To manage DNS records

8 Which IAM entity represents a person or service that interacts with AWS?

A. IAM Group
B. IAM User
C. IAM Policy
D. IAM Role

9 What is the recommended best practice for the AWS account root user?

A. Enable Multi-Factor Authentication (MFA) and lock away credentials
B. Share the password with the development team
C. Use it for daily administrative tasks
D. Create access keys for the root user for API access

10 Which IAM feature allows you to associate permissions with a collection of users?

A. IAM Group
B. IAM Role
C. IAM Policy
D. Access Key

11 What format are IAM policies written in?

A. HTML
B. YAML
C. JSON
D. XML

12 Which principle suggests granting only the permissions required to perform a task?

A. Principle of Root Access
B. Principle of Shared Responsibility
C. Principle of Least Privilege
D. Principle of Maximum Authority

13 An IAM Role is best described as:

A. An identity with permission policies that can be assumed by a user or service
B. A group of users with shared permissions
C. A document defining password policies
D. A permanent identity with long-term credentials

14 What is the default effect of an IAM policy if no Allow or Deny is explicitly stated?

A. Explicit Deny
B. Implicit Deny
C. Implicit Allow
D. Conditional Allow

15 Which AWS service enables you to manage access across multiple AWS accounts centrally?

A. Amazon CloudWatch
B. AWS Config
C. AWS Organizations
D. Amazon Inspector

16 What mechanism allows users from an external identity provider (IdP) like Active Directory to access AWS resources without creating IAM users?

A. IAM Groups
B. Identity Federation
C. MFA
D. Access Keys

17 Which industry standard is commonly used for federating users into AWS?

A. FTP
B. HTML5
C. SAML 2.0
D. HTTP

18 To allow an application running on an EC2 instance to access an S3 bucket securely, what should you configure?

A. Embed Access Keys in the application code
B. Create a new IAM User for the instance
C. Attach an IAM Role to the EC2 instance
D. Make the S3 bucket public

19 Which API call is used to obtain temporary security credentials when assuming a role?

A. iam:GetRole
B. iam:CreateUser
C. sts:GetSessionToken
D. sts:AssumeRole

20 What is the primary service used for creating and managing cryptographic keys in AWS?

A. AWS Secrets Manager
B. Amazon Macie
C. AWS Shield
D. AWS Key Management Service (KMS)

21 Which type of encryption protects data while it is stored on a disk?

A. End-to-End Encryption
B. Encryption in Transit
C. SSL/TLS
D. Encryption at Rest

22 What does Server-Side Encryption (SSE) on Amazon S3 imply?

A. The user encrypts data before uploading
B. AWS encrypts the data after it is received and before saving it to disk
C. AWS stores the encryption keys on the user's computer
D. The data is encrypted during transfer over the internet only

23 Which AWS service protects against Distributed Denial of Service (DDoS) attacks?

A. AWS Shield
B. Amazon Inspector
C. AWS WAF
D. AWS Artifact

24 Which service helps protect your web applications from common web exploits like SQL injection and cross-site scripting?

A. AWS WAF
B. AWS Shield
C. Amazon GuardDuty
D. AWS Firewall Manager

25 Amazon GuardDuty is best described as:

A. A compliance reporting tool
B. An intelligent threat detection service
C. An automated vulnerability assessment service
D. A firewall for EC2 instances

26 Which service automatically discovers, classifies, and protects sensitive data (like PII) in AWS?

A. AWS Secrets Manager
B. AWS Config
C. Amazon Inspector
D. Amazon Macie

27 Which service is used to assess applications for exposure, vulnerabilities, and deviations from best practices?

A. AWS Trusted Advisor
B. AWS Shield
C. Amazon Inspector
D. AWS WAF

28 What does the 'Sustainability' pillar of the Well-Architected Framework focus on?

A. Reducing cost
B. Minimizing the environmental impacts of running cloud workloads
C. Managing access controls
D. Ensuring high availability

29 Which AWS service records API calls for your account and delivers log files to you?

A. AWS Config
B. AWS X-Ray
C. AWS CloudTrail
D. Amazon CloudWatch

30 In IAM, what is the 'PowerUserAccess' managed policy?

A. Full access to all services including IAM
B. Read-only access to all services
C. Full access to all services excluding IAM management
D. Access to billing information only

31 What feature allows you to grant cross-account access to S3 resources explicitly within the S3 service?

A. Security Groups
B. NACLs
C. Service Control Policies
D. Bucket Policies

32 Which cryptographic method uses a public key for encryption and a private key for decryption?

A. Symmetric encryption
B. Asymmetric encryption
C. Hashing
D. Obfuscation

33 What is 'Envelope Encryption'?

A. Encrypting the email used to send keys
B. Encrypting data only at the network edge
C. Encrypting plaintext data with a data key, then encrypting the data key with a master key
D. Wrapping a physical hard drive in a secure envelope

34 Which AWS feature can be used to ensure that EBS volumes created by users are always encrypted?

A. VPC Flow Logs
B. EBS Snapshots
C. AWS Config Rules
D. IAM Roles

35 When designing for failure in the Cloud, what is a key concept?

A. Single point of failure
B. Decoupling components
C. Vertical scaling only
D. Tightly coupled components

36 What is the purpose of Service Control Policies (SCPs) in AWS Organizations?

A. To configure firewall rules
B. To define the maximum available permissions for member accounts
C. To manage encryption keys
D. To grant permissions to IAM users

37 Which credential is required for programmatic access to AWS via the CLI?

A. SSH Key Pair
B. User Name and Password
C. MFA Token only
D. Access Key ID and Secret Access Key

38 What is the function of AWS Secrets Manager?

A. To rotate, manage, and retrieve database credentials and API keys
B. To firewall web applications
C. To encrypt EBS volumes
D. To store IAM user passwords

39 Which pillar of the Well-Architected Framework focuses on the ability to prevent financial loss?

A. Cost Optimization
B. Reliability
C. Performance Efficiency
D. Security

40 Which security service provides on-demand access to AWS compliance reports (e.g., SOC, PCI)?

A. AWS Shield
B. Amazon Inspector
C. AWS Config
D. AWS Artifact

41 In IAM, what is the 'Principal' in a policy statement?

A. The entity (user/role) allowed or denied access
B. The condition under which access is granted
C. The resource being accessed
D. The action being performed

42 What is the difference between a Security Group and a Network ACL (NACL)?

A. Security Groups are stateful; NACLs are stateless
B. Security Groups act at the subnet level; NACLs act at the instance level
C. Security Groups are stateless; NACLs are stateful
D. There is no difference

43 Which AWS service allows you to manage encryption keys in a dedicated, single-tenant hardware security module (HSM)?

A. AWS Secrets Manager
B. AWS KMS
C. Amazon S3
D. AWS CloudHSM

44 How often should IAM Access Keys be rotated according to best practices?

A. Never
B. Only when a breach occurs
C. Regularly
D. Once every 10 years

45 Which IAM tool helps you identify unused credentials and excessive permissions?

A. AWS Cost Explorer
B. IAM Credential Report / Access Analyzer
C. Route 53
D. AWS CloudFormation

46 If an explicit Deny and an explicit Allow exist for the same request, which one takes precedence?

A. The policy with the most permissions
B. Explicit Allow
C. Explicit Deny
D. The most recent policy

47 Which is a valid use case for Web Identity Federation?

A. Encrypting S3 buckets
B. Managing EC2 instances
C. Authenticating users via Google or Facebook to access AWS resources
D. Connecting an on-premise data center to VPC

48 What is the 'Condition' element in an IAM JSON policy used for?

A. To specify the resource ARN
B. To specify circumstances under which the policy grants permission
C. To list the allowed actions
D. To define who can access the resource

49 Which service acts as a threat detection service that continuously monitors for malicious activity and unauthorized behavior to protect your AWS accounts and workloads?

A. Amazon GuardDuty
B. Amazon Macie
C. AWS WAF
D. AWS Shield

50 What type of scaling is described as adding more power (CPU, RAM) to an existing machine?

A. Auto Scaling
B. Horizontal Scaling
C. Diagonal Scaling
D. Vertical Scaling