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What is the primary characteristic of serverless computing in cloud environments?
a. Developers never need to manage or provision servers
b. All data is stored on local hardware
c. Servers are manually configured for each function
d. Applications cannot scale automatically
Answer: a. Developers never need to manage or provision serverswebasha+1
Which of the following best describes a serverless function?
a. An event-driven, stateless unit of code managed by a cloud provider
b. A dedicated server in a private data center
c. An always-on virtual machine
d. A software container requiring manual scaling
Answer: a. An event-driven, stateless unit of code managed by a cloud providermachinelearning+1
What is a significant benefit of serverless architectures?
a. Automatic and granular scaling handled by the provider
b. Need for complex network management by the user
c. Provisioning large on-premises infrastructure
d. Manual scaling configurations for each workload
Answer: a. Automatic and granular scaling handled by the providerreadmcqs+1
Which statement about operational management in serverless computing is true?
a. Developers are abstracted from all server maintenance tasks
b. Users must manage all hardware failures
c. Developers manually patch the OS frequently
d. There are no monitoring features provided
Answer: a. Developers are abstracted from all server maintenance taskswebasha+1
A common use case for serverless functions is:
a. Processing event-driven triggers, such as uploading a file or database update
b. Running persistent, long-term workloads
c. Hosting a NoSQL database cluster
d. Maintaining legacy mainframe software
Answer: a. Processing event-driven triggers, such as uploading a file or database updateinfosectrain+1
How does serverless computing offer cost benefits?
a. Pay-as-you-go pricing based on actual usage
b. Fixed monthly hardware costs
c. Large upfront capital investment
d. Users are charged for idle server time
Answer: a. Pay-as-you-go pricing based on actual usageplacementpreparation+1
Which of the following is NOT a feature of serverless platforms?
a. Manual scaling by administrators
b. Event-driven execution
c. No server maintenance for developers
d. Automatic resource management
Answer: a. Manual scaling by administratorsmachinelearning+1
What type of workload is NOT ideal for a serverless environment?
a. Highly predictable, always-on applications
b. Irregular, event-triggered tasks
c. Parallel execution of multiple small tasks
d. Short-lived, stateless computations
Answer: a. Highly predictable, always-on applicationswayground+1
Which cloud service is widely recognized as a leading serverless compute platform?
a. AWS Lambda
b. Amazon EC2
c. Azure Blob Storage
d. Google Compute Engine
Answer: a. AWS Lambdaw3schools+2
In a serverless application, what does “statelessness” refer to?
a. Each function execution does not retain data between calls
b. All user data is stored locally
c. The application can only store data in memory
d. Sessions are maintained by the server
Answer: a. Each function execution does not retain data between callswebasha+1
What role does an API Gateway play in serverless architectures?
a. Routing HTTP requests to backend functions and providing authorization
b. Storing application data persistently
c. Encrypting all cloud traffic
d. Compiling source code
Answer: a. Routing HTTP requests to backend functions and providing authorizationinfosectrain+1
Which of these is an example of a serverless database?
a. Amazon Aurora Serverless
b. Amazon EC2
c. Google Cloud VMs
d. Azure Virtual Network
Answer: a. Amazon Aurora Serverlessreadmcqs+1
What is “cold start” in a serverless context?
a. Delay experienced when a function is invoked for the first time or after inactivity
b. Application crash due to hardware failure
c. Immediate execution with zero latency
d. Encrypting data before transfer
Answer: a. Delay experienced when a function is invoked for the first time or after inactivitydevelopers.google+2
In serverless computing, infrastructure as code (IaC) is used to:
a. Define and provision cloud resources via code scripts
b. Manually configure servers via GUI
c. Deploy on-premises hardware
d. Enable user-managed password policies
Answer: a. Define and provision cloud resources via code scriptsinfosectrain+1
What is the main difference between serverless and containerized applications?
a. Serverless eliminates server management; containers require VM or server orchestration
b. Serverless can run on-premises; containers cannot
c. Container functions run only in browser environments
d. Serverless functions are always stateful
Answer: a. Serverless eliminates server management; containers require VM or server orchestrationfreshersnow+1
How does a serverless provider ensure high availability?
a. Distributes function execution across multiple data centers
b. Deploys only to a single data center
c. Relies on user’s network for failover
d. Requires developers to configure backups manually
Answer: a. Distributes function execution across multiple data centersw3schools+1
What is a function alias in serverless development?
a. Named reference for a specific version of a function
b. Alias for an API endpoint
c. Replacement for a virtual machine
d. Database table name
Answer: a. Named reference for a specific version of a functionwebasha
Which of the following is NOT a serverless compute provider?
a. Microsoft Excel
b. AWS Lambda
c. Azure Functions
d. Google Cloud Functions
Answer: a. Microsoft Excelw3schools+1
What is the typical granularity for billing in serverless computing?
a. Per execution or per millisecond/second of resource usage
b. Monthly fixed cost
c. Per function deployment
d. Number of users connected
Answer: a. Per execution or per millisecond/second of resource usagekoenig-solutions+1
How does serverless computing support microservices architecture?
a. Allows creation of loosely coupled, independent services via functions
b. Bundles all logic into a monolithic block
c. Requires manual network routing for each service
d. Runs microservices only on-premises
Answer: a. Allows creation of loosely coupled, independent services via functionsinfosectrain+1
In serverless environments, application state is typically managed:
a. Using external databases or storage services
b. In function memory between executions
c. On the developer’s local machine
d. On ephemeral physical servers
Answer: a. Using external databases or storage servicesreadmcqs+1
What happens if a serverless function exceeds its timeout setting?
a. The function is terminated by the cloud platform
b. The function continues running until completion
c. It is automatically restarted without notification
d. The developer receives no logs about the event
Answer: a. The function is terminated by the cloud platformreadmcqs+1
How does serverless computing affect DevOps practices?
a. Automates infrastructure management and deployment, enabling faster cycles
b. Requires manual server patching for every deployment
c. Eliminates code versioning
d. Reduces need for automated testing
Answer: a. Automates infrastructure management and deployment, enabling faster cycleswebasha
Which of these is a security consideration unique to serverless?
a. Principle of least privilege for function permissions
b. Direct root access for all users
c. Functions share memory space with each other
d. No need to update dependencies
Answer: a. Principle of least privilege for function permissionsinfosectrain+1
To ensure data durability in serverless apps, developers should:
a. Use cloud-backed, highly available storage services
b. Store data in local temporary directories
c. Use in-memory caching without backups
d. Rely only on OS persistence mechanisms
Answer: a. Use cloud-backed, highly available storage servicesreadmcqs+1
What is a major disadvantage of serverless architectures?
a. Potential latency from cold starts
b. Manual scaling requirement
c. High upfront server costs
d. Lack of event-driven support
Answer: a. Potential latency from cold startsw3schools+1
Serverless computing is “event-driven.” What does this mean?
a. Functions execute in response to triggers or events
b. Functions run continuously regardless of triggers
c. User actions are always required to start a function
d. Servers are always running
Answer: a. Functions execute in response to triggers or eventsfreshersnow+1
What is a serverless job?
a. A batch or background task executed as a function without dedicated servers
b. A dedicated server process
c. A persistent workflow manager
d. A network appliance
Answer: a. A batch or background task executed as a function without dedicated serverswebasha
Which feature helps developers debug serverless applications?
a. Integrated cloud logging and monitoring tools
b. Local console only
c. On-prem monitoring only
d. Manual tracing for each execution
Answer: a. Integrated cloud logging and monitoring toolswayground+1
How do providers handle failures in serverless execution?
a. Retries or alternate routes are managed automatically by the platform
b. Functions simply stop running indefinitely
c. Providers do not handle failures at all
d. Developers must deploy extra physical servers
Answer: a. Retries or alternate routes are managed automatically by the platformwayground+1
Why is vendor lock-in a common concern in serverless computing?
a. Each provider uses proprietary event, deployment, and integration models
b. All code can be moved without modification
c. APIs and events are standardized for all vendors
d. Serverless code runs natively on any platform
Answer: a. Each provider uses proprietary event, deployment, and integration modelskoenig-solutions+1
In serverless deployments, continuous integration and deployment (CI/CD) is implemented by:
a. Automating builds, tests, and deployments using serverless-compatible tools
b. Manually transferring code via FTP
c. Scheduling quarterly manual updates
d. Avoiding version control
Answer: a. Automating builds, tests, and deployments using serverless-compatible toolsinfosectrain+1
What is the main advantage of using managed serverless databases?
a. Automatic scaling, backups, and patching offered by the provider
b. Complete control over physical storage array
c. No integration with cloud services
d. Manual database failover configuration
Answer: a. Automatic scaling, backups, and patching offered by the providerstudy+1
How do serverless applications typically handle authentication?
a. Integrate with managed identity providers or API gateways
b. Store plain text passwords in function memory
c. Use hard-coded secrets in source files
d. Ignore authentication requirements
Answer: a. Integrate with managed identity providers or API gatewayswebasha+1
A serverless function deployment package contains:
a. Function code plus all dependencies required for execution
b. Only source code with no dependencies
c. Operating System image
d. Database snapshots only
Answer: a. Function code plus all dependencies required for executionwebasha
What is “function chaining” in serverless design?
a. Invoking one serverless function from another to build workflows
b. Running multiple processes on a single server
c. Automatic network segmentation
d. Manual process scheduling
Answer: a. Invoking one serverless function from another to build workflowswayground+1
Which of these is NOT a best practice in serverless security?
a. Assigning broad permissions to all functions
b. Using IAM roles and least privilege
c. Encrypting data in transit and at rest
d. Regularly updating function dependencies
Answer: a. Assigning broad permissions to all functionsinfosectrain+1
Metrics like execution time, error rate, and memory usage in serverless are called:
a. Serverless function metrics
b. Static performance indexes
c. Manual log entries
d. Local debug stats
Answer: a. Serverless function metricswayground+1
Which is NOT a typical trigger for serverless functions?
a. An external API call
b. Scheduled timer event
c. New file in cloud storage
d. Hardware power-on event
Answer: d. Hardware power-on eventwayground+1
What is serverless orchestration?
a. Coordinating the execution of multiple serverless functions for workflows
b. Manual server hardware configuration
c. Static routing of functions to VMs
d. Single-threaded execution only
Answer: a. Coordinating the execution of multiple serverless functions for workflowswayground+1
Serverless platform pricing is mostly influenced by:
a. Number of executions, duration, and memory used
b. Number of users signed in
c. Fixed monthly rate regardless of usage
d. Idle time
Answer: a. Number of executions, duration, and memory usedplacementpreparation+1
Which statement is true about serverless deployment speed?
a. Faster deployment due to abstraction and automation of server setup
b. Slower deployment due to long provisioning times
c. No difference compared to virtual machines
d. Requires physical server approval
Answer: a. Faster deployment due to abstraction and automation of server setupwayground+1
What is a typical limitation of serverless functions?
a. Execution timeouts and memory limits applied by the provider
b. Infinite execution duration
c. No limit on package size
d. Unlimited network access
Answer: a. Execution timeouts and memory limits applied by the providerw3schools+1
What is a “stateless” design principle in serverless?
a. No client session or user state is maintained within function memory
b. All data is stored locally in memory
c. Functions require persistent session context
d. State is managed through hard-coded values
Answer: a. No client session or user state is maintained within function memorymachinelearning+1
How do serverless functions improve scalability for mobile apps?
a. Scale instantly based on user action volume
b. Require scheduled manual scaling
c. Restrict access to one user at a time
d. Limit support for API integration
Answer: a. Scale instantly based on user action volumewebasha+1
In serverless, direct database access from functions should be secured by:
a. Using environment variables and integrated identity/secret management
b. Hardcoding credentials in code
c. No encryption
d. Using public URLs for databases
Answer: a. Using environment variables and integrated identity/secret managementinfosectrain+1
What is the role of versioning in serverless functions?
a. Keeps track of changes and ensures rollback to previous states if necessary
b. Disables auditing for cloud changes
c. Restricts function routing
d. Prohibits multi-cloud deployment
Answer: a. Keeps track of changes and ensures rollback to previous states if necessaryinfosectrain+1
What is the primary responsibility of the cloud provider in serverless?
a. Automatic infrastructure provisioning, scaling, and patching
b. User monitors all traffic manually
c. User manages encryption keys only
d. Developer handles hardware maintenance
Answer: a. Automatic infrastructure provisioning, scaling, and patchingreadmcqs+1
Which language is NOT typically supported by serverless platforms?
a. Cobol
b. Python
c. JavaScript
d. Java
Answer: a. Cobolw3schools+1
What is the impact of serverless architecture on total cost of ownership (TCO)?
a. Lower overall TCO due to reduced operational and infrastructure management
b. Higher initial setup costs versus traditional models
c. No impact; costs remain constant
d. Increased spending on underused resources
Answer: a. Lower overall TCO due to reduced operational and infrastructure managementkoenig-solutions+1

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