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Which model delivers computing resources like servers and storage via the internet?
a. SaaS
b. PaaS
c. IaaS
d. DBaaS
Answer: c. IaaSoracle+2
What is an example of an IaaS provider?
a. Google Docs
b. Heroku
c. Amazon EC2
d. Salesforce
Answer: c. Amazon EC2placementpreparation+2
Which component is typically NOT part of an IaaS offering?
a. Virtual machines
b. Storage
c. Application software
d. Networking
Answer: c. Application softwareibm+2
In IaaS, who is responsible for physical hardware maintenance?
a. Client
b. Cloud provider
c. Developer
d. Vendor’s customer
Answer: b. Cloud providermotadata+2
What does ‘virtualization’ enable in IaaS?
a. Hardware redundancy
b. Creation of VMs
c. Improved bandwidth
d. Lower power usage
Answer: b. Creation of VMsbinadox+2
Which feature of IaaS allows scaling up resources as needed?
a. Flexibility
b. Reliability
c. On-premises
d. Software licensing
Answer: a. Flexibilityinterviewbit+2
The IaaS pricing model is typically described as:
a. Subscription-based
b. Pay-as-you-go
c. Upfront purchase
d. Monthly license
Answer: b. Pay-as-you-gooracle+2
What is the primary focus of IaaS?
a. Software applications
b. Network security
c. Cloud-based infrastructure
d. Data analytics
Answer: c. Cloud-based infrastructurescribd+2
In IaaS, which cloud component does a user configure and control most?
a. Physical data center
b. VM operating system
c. Security cameras
d. Power supply
Answer: b. VM operating systemibm+2
Which of the following is an example of virtualization software for IaaS?
a. Docker
b. Xen
c. Postgres
d. SAP
Answer: b. Xenbyjus+1
Which of the following cloud models is most suited for rapid prototyping?
a. SaaS
b. IaaS
c. XaaS
d. None
Answer: b. IaaSoracle+1
What is ‘multi-tenancy’ in the context of IaaS?
a. Multiple clouds linked
b. Multiple users share infrastructure
c. Multiple software licenses
d. Multiple bandwidth options
Answer: b. Multiple users share infrastructuremotadata+1
Which service is commonly used for storage in IaaS?
a. Amazon S3
b. SAP HANA
c. Dropbox
d. OneNote
Answer: a. Amazon S3placementpreparation+1
Who secures user data in the IaaS shared responsibility model?
a. Cloud customer
b. Cloud provider only
c. ISP
d. None
Answer: a. Cloud customeribm+1
IaaS offerings typically include which network feature?
a. Content management
b. VPN setup
c. Email marketing
d. Spreadsheet tools
Answer: b. VPN setupbinadox+1
A key advantage of adopting IaaS for test environments is:
a. Expensive setup
b. Slow deployment
c. Quick provisioning
d. Licensing complexity
Answer: c. Quick provisioningoracle+1
The software layer that manages VMs in IaaS is called:
a. Kernel
b. Hypervisor
c. Datastore
d. Router
Answer: b. Hypervisorbinadox+1
Which best describes the relationship between containers and IaaS?
a. Containers are not supported
b. Containers run on IaaS infrastructure
c. Containers depend only on PaaS
d. Containers require SaaS tools
Answer: b. Containers run on IaaS infrastructurebinadox+1
Which company is a major IaaS cloud provider?
a. Google Cloud
b. Heroku
c. Wix
d. Canva
Answer: a. Google Cloudplacementpreparation+2
Elasticity in IaaS refers to:
a. Reducing network load
b. On-demand scaling of resources
c. Increasing disk speed
d. None of these
Answer: b. On-demand scaling of resourcesmotadata+2
IaaS helps organizations avoid:
a. Licensing costs
b. Hardware purchase and management
c. Developing custom software
d. Hiring developers
Answer: b. Hardware purchase and managementmotadata+1
The typical IaaS consumer controls:
a. The underlying physical hardware
b. Data backup scheduling
c. Software and VM configuration
d. Network maintenance
Answer: c. Software and VM configurationibm+1
Which IaaS solution offers block and object storage?
a. Amazon EC2
b. Amazon S3/EBS
c. Google Docs
d. Azure SQL
Answer: b. Amazon S3/EBSplacementpreparation+1
Firewall management in IaaS is usually:
a. Controlled by cloud provider only
b. Not available
c. Customizable by user
d. Restricted entirely
Answer: c. Customizable by userbinadox+1
Which feature distinguishes IaaS from PaaS and SaaS?
a. End-user application interface
b. Management of underlying infrastructure
c. Integration of development tools
d. Software patching
Answer: b. Management of underlying infrastructureoracle+1
Which deployment model does IaaS support?
a. Private cloud
b. Public cloud
c. Hybrid cloud
d. All of these
Answer: d. All of thesegeeksforgeeks+1
IaaS is ideal for:
a. Static workloads only
b. Dynamic, scalable workloads
c. No workloads
d. Mobile-only workloads
Answer: b. Dynamic, scalable workloadsibm+2
Which of the following is NOT a direct IaaS benefit?
a. Reduced capital expenditure
b. Custom application delivery
c. Rapid disaster recovery
d. Scalability
Answer: b. Custom application deliveryoracle+1
Which resource is rented on-demand from IaaS?
a. Food supplies
b. Compute power
c. Mobile phone chips
d. Operating system patches
Answer: b. Compute poweribm+1
VLANs in IaaS help achieve:
a. Internet access only
b. Security and segmentation
c. More storage
d. Network downtime
Answer: b. Security and segmentationletsfindcourse+1
Load balancing in IaaS is used for:
a. Reducing electricity costs
b. Distributing traffic evenly across servers
c. Blocking all incoming requests
d. Tracking user history
Answer: b. Distributing traffic evenly across serversbinadox+1
Which describes an IaaS service contract?
a. Fixed resource allocation
b. No contract required
c. Dynamic, usage-based agreement
d. Annual software license only
Answer: c. Dynamic, usage-based agreementoracle+1
In the IaaS stack, which layer provides hardware facilities?
a. Application layer
b. Data center layer
c. User layer
d. Web layer
Answer: b. Data center layerscribd+1
Which is a security method supported by most IaaS platforms?
a. Encryption of virtual machines
b. Manual daily backup
c. Optical scanning
d. Keyboards with fingerprint sensors
Answer: a. Encryption of virtual machinesbinadox+1
What is a disadvantage of IaaS?
a. No data redundancy
b. Potential for vendor lock-in
c. No access to networks
d. No scaling possible
Answer: b. Potential for vendor lock-inibm+1
Which application is least suited for IaaS?
a. Big data analytics
b. Rapid web development
c. High-performance computing
d. Standalone word processor
Answer: d. Standalone word processororacle+1
Which of the following is NOT part of the IaaS shared responsibility model?
a. Client chooses OS
b. Data encryption by client
c. Physical server management by client
d. Network configuration by client
Answer: c. Physical server management by clientmotadata+1
Which organization model best benefits from IaaS?
a. Startups needing rapid growth
b. Small office with fixed needs
c. Freelance artist
d. Local delivery service
Answer: a. Startups needing rapid growthibm+1
Which AWS service is an example of IaaS?
a. Lambda
b. EC2
c. S3
d. DynamoDB
Answer: b. EC2placementpreparation+1
Which type of disaster recovery feature is offered in IaaS?
a. Off-site backups and VM replication
b. Email spam filters
c. Website watermarking
d. Employee travel tracking
Answer: a. Off-site backups and VM replicationscribd+1
The flexibility of IaaS allows businesses to:
a. Rent only what they need
b. Buy unlimited licenses
c. Hire only on weekends
d. Build custom electronics
Answer: a. Rent only what they needmotadata+1
Which protocol or technology is typically leveraged in IaaS networking?
a. SMTP
b. VPN
c. HTTP only
d. MIDI
Answer: b. VPNbinadox+1
Which is NOT an IaaS deployment use case?
a. Web hosting
b. Data center extension
c. ERP application delivery
d. On-premises only data management
Answer: d. On-premises only data managementoracle+1
The main administrative tool for IaaS resources is:
a. Control panel or web console
b. Spreadsheet
c. Telephone hotline
d. Paper forms
Answer: a. Control panel or web consoleibm+1
A managed service on IaaS typically means:
a. Provider handles security patches for VMs
b. Provider delivers pizza
c. Provider configures websites
d. Provider buys CPU chips
Answer: a. Provider handles security patches for VMsoracle+1
What is the purpose of object storage on IaaS?
a. Store raw files and unstructured data
b. Save only databases
c. Restrict user uploads
d. Monitor CPU usage only
Answer: a. Store raw files and unstructured dataplacementpreparation+1
Containers in the IaaS realm are managed by:
a. Kubernetes orchestration
b. Reading physical tape
c. None
d. Fax machines
Answer: a. Kubernetes orchestrationbinadox+1
What type of infrastructure does IaaS typically virtualize?
a. Servers, storage, networks
b. Office desks, chairs
c. Employee schedules
d. Application menus
Answer: a. Servers, storage, networksmotadata+1
Which layer enables storing hardware components in cloud?
a. SaaS
b. PaaS
c. IaaS
d. User interface layer
Answer: c. IaaSscribd+1
Which characteristic makes IaaS attractive for enterprise IT?
a. High upfront investment
b. Flexible provisioning and scaling
c. Lack of support
d. Inability to integrate networks
Answer: b. Flexible provisioning and scalingibm+1

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