AWS Architect Associate EC2 and EBS practice questions (Guaranteed Pass!)

What are the basics you need to launch an EC2 instance? correct answers An AMI and instance type must be specified What are the benefits of Single Root I/O Virtualization SR-IOV (enhanced networking)? correct answers higher packets per second (PPS) performance, less jitter, lower latency What is VM import/export used for? correct answers import existing VMs to AWS as EC2 instances or AMIs. You can export imported VMs back out as well How can you reach your EC2 instances? correct answers public IP, elastic IP or public DNS, private IP and ENI Can instance store data survive an OS reboot? correct answers yes, the data can survive a reboot. You lose data if the instance stops, terminates or if the disk drive fails if an instance store instance is stopped, what happens to the data? correct answers it is lost When your Spot instance's price is exceeded, what happens? correct answers You get a 2 minute warning before your instance terminates How do you enable enhanced networking on an instance? correct answers Ensure the correct drivers are installed and modify an attribute. Only for instances launched in a VPC All AMIs are __ architecture. correct answers x86, 64 bit An AMI defines: correct answers OS, initial state of patches application or system software 4 sources of AMIs correct answers published by AWS AWS marketplace generated from existing instances uploaded virtualized servers (VHD, VMDK and OVA) What is an elastic IP? correct answers This IP persists until the customer releases it- not tied to any one instance. Can be transferred to another instance in case of failure, so you can share it externally What is UserData? correct answers a string value passed to the OS when the instance is first booted. It can: apply patches and updates to OS enroll in a directory service