Buscar
Estás en modo de exploración. debe iniciar sesión para usar MEMORY

   Inicia sesión para empezar

level: Level 1

Questions and Answers List

level questions: Level 1

QuestionAnswer
On Demand Capacity Reservationno fixed term capacity reserved for a specific AZ for disaster recovery, regulatory requirements, events
EC2 InstanceVirtual server in the cloud
EC2 Connectivity methodsAWS Management Console Secure Shell (SSH) EC2 Instance Connect AWS Systems Manager
EC2 Elastic Load BalancingDistributes traffic across multiple EC2 instances monitors health of instances
EC2 Auto ScalingAdds or replaces EC2 instances based on need
Amazon EC2Elastic Compute Cloud
Is EC2 considered serverless?No
EC2 Pricing OptionsOn-Demand Spot Reserved Instances Dedicated Hosts Savings Plans
EC2 On-Demand PricingBilled per second of use
EC2 Spot PricingUse unused EC2 capacity
EC2 Reserved Instances PricingReserve a specific instance for 1 or 3 years
EC2 Savings Plans PricingCommit to compute usage over multiple services for 1 or 3 years
EC2 Types of load balancersClassic Application Gateway Network
EC2 Real world usagesHost database Host web Application
AWS LamdaServerless compute service event driven
Lamda PricingCompute time Request count data transfer
Lambda user responsibilitiesApplication code
Lambda AWS responsibilitiesservers coding environment language support
Lambda Always freeafter free-usage tier expires, you have 1 million free calls a month
AWS FargateServerless compute engine for containers
Amazon LightsailCompute service Launch all resources for small projects
AWS OutpostsHybrid Run cloud services in your internal data centre
AWS BatchProcess large workloads in smaller batches
Types of Reserved InstancesStandard Convertible
Standard Reserved InstanceCan modify: AZ, size, scope Can't be exchanged Can't change region
Convertible Reserved InstanceCan modify: AZ, size, scope Can be exchanged for an instance with a different OS, instance family, tenancy Can't change region
Classic Load Balancerbalances based on IP addresses and ports
Application Load Balancerbalances by managing traffic at application level
EC2 On Demand Capacity Reservationno fixed term capacity reserved for a specific AZ for disaster recovery, regulatory requirements, events
EC2 virtual firewallsecurity group