MCQs

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1. What is the primary function of a load balancer in cloud computing?
   a. Store application data
   b. Encrypt network traffic
   c. Distribute incoming traffic across multiple resources
   d. Run background tasks
   Answer: cgeeksforgeeks+2
2. Which of the following is an AWS load balancer type?
   a. Storage Load Balancer
   b. Application Load Balancer
   c. Process Load Balancer
   d. Data Load Balancer
   Answer: btutorialspoint+1
3. Which protocol is NOT typically supported by cloud load balancers?
   a. TCP
   b. UDP
   c. HTTP
   d. FTP
   Answer: dtechtarget+1
4. What is autoscaling in the context of cloud load balancing?
   a. Scaling hardware
   b. Automatic scaling of backend resources based on demand
   c. Manual scaling by administrators
   d. Disconnecting idle servers
   Answer: bcloud.google+1
5. Which load balancer type operates at the OSI Layer 7 (Application layer)?
   a. Application Load Balancer
   b. Network Load Balancer
   c. Database Load Balancer
   d. Storage Load Balancer
   Answer: ageeksforgeeks+1
6. Which load balancing technique balances traffic using network-level information?
   a. Application Load Balancing
   b. Network Load Balancing
   c. Database Load Balancing
   d. Storage Load Balancing
   Answer: bcloud.google+1
7. What is the main benefit of session persistence in load balancers?
   a. Enhanced encryption
   b. User requests are redirected to the same server for session consistency
   c. Faster server booting
   d. Lower bandwidth usage
   Answer: bgeeksforgeeks
8. Which of the following is a global load balancer in Google Cloud Platform?
   a. Internal TCP/UDP Load Balancer
   b. HTTP(S) Load Balancer
   c. Disk Load Balancer
   d. File Load Balancer
   Answer: bincludehelp+1
9. What does SSL termination mean in load balancers?
   a. Stopping all SSL traffic
   b. Disabling HTTP
   c. Decrypting SSL traffic at the load balancer before forwarding
   d. Encrypting all backend connections
   Answer: ctechtarget+1
10. What happens when a load balancer detects an unhealthy backend server?
    a. Sends more traffic to the server
    b. Stops traffic to the server
    c. Reboots the server
    d. Deletes the server
    Answer: bgeeksforgeeks+1
11. What is the characteristic of an anycast IP in cloud load balancing?
    a. Used only for internal communication
    b. A single IP address shared across global backend servers
    c. Assigned to storage only
    d. Always local to a region
    Answer: btechtarget+1
12. Which statement about Hybrid Cloud load balancing is true?
    a. It can only load balance within public cloud
    b. It can distribute traffic across on-premise and cloud resources
    c. It only works for private clouds
    d. It works for storage only
    Answer: btechtarget
13. Which metric is commonly used to scale resources in AWS Elastic Load Balancing?
    a. CloudWatch alarms
    b. AWS Import/Export
    c. Disk latency
    d. Database triggers
    Answer: asanfoundry+1
14. In GCP, how many types of global load balancers exist?
    a. 1
    b. 2
    c. 3
    d. 4
    Answer: cincludehelp
15. Which service combines load balancing with a content delivery network (CDN)?
    a. Application Load Balancer
    b. Global External HTTP(S) Load Balancer
    c. Disk Load Balancer
    d. Fleet Manager
    Answer: bcloud.google+1
16. A network load balancer is best suited for which traffic type?
    a. HTTP/HTTPS
    b. Database queries
    c. TCP/UDP
    d. Storage replication
    Answer: cwayground+1
17. What is health checking in load balancers?
    a. Checking physical server temperature
    b. Monitoring backend servers’ health
    c. Inspecting network cables
    d. Measuring storage IOPS
    Answer: bgeeksforgeeks+1
18. Which AWS load balancer offers static IP support?
    a. Classic Load Balancer
    b. Network Load Balancer
    c. Application Load Balancer
    d. Storage Load Balancer
    Answer: bwayground
19. Which of these is NOT a feature of cloud load balancing?
    a. High availability
    b. Latency reduction
    c. Manual IP assignment only
    d. Autoscaling
    Answer: ccloud.google+1
20. What is the effect of a load balancer on application performance?
    a. Degrades user experience
    b. Reduces performance
    c. Helps improve performance by distributing load
    d. Increases downtime
    Answer: cgeeksforgeeks+1
21. What is the function of backend pools in load balancers?
    a. Store backups
    b. Group backend servers as load balancer targets
    c. Replicate user data
    d. Encrypt inbound traffic
    Answer: bcloud.google
22. Which type of cloud load balancer can perform SSL offloading?
    a. Storage Load Balancer
    b. Network Load Balancer
    c. Application/HTTP(S) Load Balancer
    d. Database Load Balancer
    Answer: ctechtarget+1
23. What does failover mean in cloud load balancing?
    a. Manual server reboot
    b. Automatic redirection to healthy resources
    c. Scheduled server maintenance
    d. User logoff
    Answer: btechtarget+1
24. Does Google Cloud Load Balancer require pre-warming?
    a. Yes
    b. No
    c. Only if global traffic
    d. Only on weekends
    Answer: bcloud.google
25. What is a common benefit of using load balancing in disaster recovery?
    a. Increases failover time
    b. Slows response
    c. Automates traffic redirection if primary site fails
    d. Shuts down all backends
    Answer: ctechtarget+1
26. Which statement about managed load balancing is correct?
    a. Managed by users
    b. Fully managed service by cloud provider
    c. Only for storage
    d. Requires physical hardware
    Answer: bcloud.google+1
27. When using load balancers, which backend protocol is NOT directly supported in TCP Layer 4 load balancing?
    a. TCP
    b. UDP
    c. HTTP
    d. ICMP
    Answer: ccloud.google
28. What is the primary goal of distributing workloads evenly via load balancers?
    a. Lower application costs
    b. Prevent any resource from becoming overburdened
    c. Encrypt data
    d. Increase hardware usage
    Answer: bgeeksforgeeks+1
29. Which feature allows a load balancer to scale up instantly for traffic spikes?
    a. Pre-warming
    b. Instant autoscaling
    c. Scheduled scaling
    d. Manual configuration
    Answer: bcloud.google
30. In AWS, which load balancer is recommended for WebSockets?
    a. Network Load Balancer
    b. Application Load Balancer
    c. Classic Load Balancer
    d. Storage Load Balancer
    Answer: bcloud.google
31. What happens to requests during backend maintenance if load balancer is configured properly?
    a. Dropped requests
    b. Redirected to healthy instances
    c. Delivered to backup storage
    d. Buffered indefinitely
    Answer: bgeeksforgeeks+1
32. Which GCP service provides HTTP(S), SSL proxy, and TCP proxy load balancing?
    a. Compute Engine
    b. Cloud Load Balancing
    c. BigQuery
    d. Cloud Functions
    Answer: bincludehelp+1
33. What is the main difference between hardware and cloud load balancers?
    a. Only hardware supports encryption
    b. Hardware is software-defined
    c. Cloud load balancers are software-defined, not tied to physical devices
    d. No difference
    Answer: ctechtarget+1
34. The process of distributing client requests based on server health and proximity is called:
    a. Data sharding
    b. Load balancing
    c. Cloud migration
    d. Server sync
    Answer: bgeeksforgeeks+2
35. Which load balancing method uses DNS to distribute traffic?
    a. DNS-based load balancing
    b. Application-level
    c. Network-level
    d. Storage-level
    Answer: atechtarget
36. What provides analytics and monitoring in cloud load balancing?
    a. Optional accessory software
    b. Built-in monitoring and analytics tools
    c. Only external add-ons
    d. Disabled by default
    Answer: btechtarget+1
37. Which load balancer supports both IPv4 and IPv6 traffic?
    a. Storage Load Balancer
    b. Layer 7 HTTP(S) Load Balancer
    c. Only on-premise hardware
    d. Local balancer
    Answer: btechtarget+1
38. What is round-robin?
    a. Random allocation
    b. Load balancing method that sends requests to each server in turn
    c. Security mechanism
    d. Failover only
    Answer: bgeeksforgeeks+1
39. Which AWS component is often used with load balancers for scaling?
    a. S3
    b. Auto Scaling Group
    c. SQS
    d. CodeDeploy
    Answer: bscribd+1
40. What does a load balancer do when scaling out?
    a. Reduces the node count
    b. Adds more backend resources as demand increases
    c. Compresses user data
    d. Increases downtime
    Answer: bscribd+1
41. How does a load balancer support high availability?
    a. By centralizing all requests
    b. By distributing requests so no server is a single point of failure
    c. By creating backup data
    d. By encrypting databases
    Answer: bgeeksforgeeks+1
42. Which Google Cloud service type allows for Internal TCP/UDP load balancing across VMs?
    a. Cloud SQL
    b. Cloud Load Balancing
    c. Cloud Storage
    d. Compute Engine only
    Answer: bincludehelp+1
43. What is CDN integration in load balancers used for?
    a. Encrypt all data
    b. Cache and distribute content closer to users
    c. Maintain session state
    d. Analyze logs
    Answer: bcloud.google+1
44. What happens if all backends behind a cloud load balancer go unhealthy?
    a. Traffic is sent to the application
    b. Load balancer stops routing traffic
    c. Requests are dropped or failed
    d. Backend IPs are changed
    Answer: ccloud.google
45. What is a listener in cloud load balancing?
    a. Service watching disk usage
    b. Process listening for incoming requests and routing based on rules
    c. User interface program
    d. Monitoring agent
    Answer: bcloud.google
46. How does request-based load balancing differ from connection-based?
    a. Forwards based on number of connections
    b. Forwards each request independently regardless of connection
    c. Uses static IP binding
    d. Deploys at storage only
    Answer: bcloud.google
47. Which feature in modern cloud load balancers supports WebSockets and HTTP/2?
    a. Only on-premise solutions
    b. Application/HTTP(S) Load Balancer
    c. Storage Load Balancer
    d. Classic Load Balancer
    Answer: bcloud.google
48. Which function decreases latency for global users in cloud load balancing?
    a. Only regional routing
    b. Geographical traffic distribution
    c. Encrypt only
    d. Fixed server location
    Answer: btechtarget+1
49. In a managed cloud environment, what is NOT required from the user to configure a load balancer?
    a. Software updates
    b. Configure backend services and health checks
    c. Assign rules for traffic
    d. Create monitoring alerts
    Answer: atechtarget+1
50. What advanced feature lets admins influence traffic distribution across multiple backends?
    a. Weighted load balancing
    b. Session sharding
    c. DNS caching
    d. Static routing
    Answer: atechtarget+1

1. https://www.geeksforgeeks.org/cloud-computing/load-balancing-in-cloud-computing/
2. https://www.techtarget.com/searchcloudcomputing/definition/cloud-load-balancing
3. https://cloud.google.com/load-balancing/docs/load-balancing-overview
4. https://www.tutorialspoint.com/system-design-on-aws/quiz_on_system-design-on-aws-load-balancer.htm
5. https://letsfindcourse.com/cloud-computing/aws-mcq-questions-and-answers
6. https://www.geeksforgeeks.org/system-design/what-is-load-balancer-system-design/
7. https://www.includehelp.com/mcq/google-cloud-platform-mcqs.aspx
8. https://www.sanfoundry.com/cloud-computing-mcqs/
9. https://www.scribd.com/document/846679262/AWS-Training-Quiz-5
10. https://wayground.com/admin/quiz/656b0187b84cd40878e916d1/aws-load-balancer-quiz
11. https://gtu-mcq.com/BE/Computer-Engineering/Semester-8/2180712/5194/MCQs?q=bDFvcmdllQA%3D
12. https://www.scribd.com/document/663279534/Elastic-Load-Balancer-MCQS
13. https://wayground.com/admin/quiz/63960f6a142733001dc411b5/gcp-cloud-load-balancing
14. https://www.cloudskillsboost.google/course_templates/525/quizzes/411227
15. https://www.vinsys.com/blog/aws-cloud-practitioner-certification-exam-mcqs
16. https://www.interviewbit.com/cloud-computing-mcq/
17. https://www.cloudskillsboost.google/course_templates/178/quizzes/567851
18. https://www.akamai.com/glossary/what-is-cloud-load-balancing
19. https://partner.cloudskillsboost.google/course_templates/60/video/531578
20. https://partner.cloudskillsboost.google/paths/79/course_templates/1143/quizzes/577566