MIST4630 AWS quiz questions
T/F: edge locations are only located in the same general area as regions
FALSE
T/F: private subnets have direct access to the internet
FALSE
T/F: to receive the discounted rate associated with reserved instances, you must make a full, upfront payment for the term of the agreement
FALSE
T/F: unlimited services are available with the AWS free tier to new AWS customers for 12 months following their sign up date
FALSE
which amazon EC2 feature ensure your instances will not share a physical host with instances from any other AWS customer? - amazon VPC - placement groups - dedicated instances - reserved instance
dedicated instances
which of these are ways to access AWS core services? (select 3) - technical support calls - AWS marketplace - AWS management console - AWS command line interface - software development kits
- AWS management console - AWS command line interface - software development kits
which of the following AWS tools helps you scale your application up or down based on demand? (choose 2) - AZs - amazon EC2 auto scaling - AWS cloudformation - elastic load balancing - AWS config
- amazon EC2 auto scaling - elastic load balancing
T/F: AWS organizations enables you to consolidate multiple AWS accounts so that you centrally management them.
TRUE
T/F: AWS owns and maintains the network-connected hardware required for application services, while you provision and use what you need
TRUE
T/F: amazon RDS automatically patches the database software and backs up your database, storing the backups for a user-defined retention period and enabling point-in-time recovery
TRUE
T/F: amazon S3 is an object storage suitable for the storage of flat files like Word documents, photos, etc.
TRUE
T/F: networking, storage, compute, and databases are examples of service categories that AWS offers
TRUE
T/F: when you create a bucket in amazon S3, it is associated with a specific AWS region
TRUE
which of the following use cases is appropriate for using amazon RDS? - massive read/write rates - simple GET or PUT requests - complex transactions - all of the above
complex transactions
which of the following is a measure of your system's availability to provide functionality when desired by the user? - availability - fault tolerance - reliability - performance efficiency
reliability
which amazon EC2 option is best for long-term workloads with predictable usage patterns? - spot instances - on-demand instances - reserved instances
reserved instances
the name of an S3 bucket must be unique ____. - worldwide across all AWS accounts - within a region - across all your AWS accounts - within your AWS account
worldwide across all AWS accounts
which of the following can be used as a storage class for an S3 object lifecycle policy? (choose 3) - S3: standard access - AWS storage gateway - S3: infrequent access - S3 glacier - S3: reduced redundancy storage - amazon dynamo DB
- S3: standard access - S3: infrequent access - S3 glacier
what is true about Regions? (select 2) - they are the physical locations of your customers - a region is a physical location that has multiple availability zones - each region is located in a separate geographical area - all regions are located in one specific geographic area
- a region is a physical location that has multiple availability zones - each region is located in a separate geographical area
what are the 3 types of load balancers that elastic load balancing offers? - internet load balancer - application load balancer - network load balancer - compute load balancer - classic load balancer - auto-scaling load balancer
- application load balancer - network load balancer - classic load balancer
which design principles are recommended when considering performance efficiency? (choose 2) - democratize advanced technologies - analyze and attribute expenditure - enable traceability - use serverless architectures - match supply with demand
- democratize advanced technologies - use serverless architectures
you are designing an ecommerce web application that will scale to hundreds of thousands of concurrent users. which database technology is best suited to hold the session state in this example? - amazon RDS - amazon dynamoDB - amazon Redshift - amazon S3
- dynamo DB
when are free data transfers applicable across AWS? (select 2) - free inbound data transfer across all AWS services in all regions - free outbound data transfer across all AWS services in all regions - free inbound data transfer for Amazon EC2 instances - free outbound data transfer btwn AWS services within the same region
- free inbound data transfer for Amazon EC2 instances - free outbound data transfer btwn AWS services within the same region
there is no charge for which of the following? (select 2) - compute - storage - inbound data transfer - outbound data transfer - data transfer btwn services within the same AWS region
- inbound data transfer - data transfer btwn services within the same AWS region
which of the following are elements of an auto scaling group? (choose 3) - minimum size - health checks - desired capacity - maximum size
- minimum size - desired capacity - maximum size
which of the following are NOT benefits of AWS cloud computing? (select 2) - multiple procurement cycles - high availability - high latency - temporary and disposable resources - fault tolerant databases
- multiple procurement cycles - high latency
amazon EBS is recommended when data ____ and _____ (choose 2). - requires object level storage - must be quickly accessible, requiring long term persistence - requires an encryption solution - needs to be stored in a different availability zone than the one the EC2 instance is in
- must be quickly accessible, requiring long term persistence - requires an encryption solution (b and c)
which of the following are pillars of the AWS well-architected framework? (choose 3) - security - persistence - operational excellence - cost optimization
- security - operational excellence - cost optimization
in the shared responsibility model, which of the following are examples of "security in the cloud"? (select 2) - compliance with compute security standards - physical security of the facilities in which the services operate - security group configurations - encryption of data at rest and data and transit - protecting the global infrastructure
- security group configurations - encryption of data at rest and data and transit
with amazon VPC, what is the maximum size subnet you can have in a VPC? - /16 - /30 - /24 - /28
/16
with amazon VPC, what is the smallest size subnet you can have in a VPC? - /28 - /24 - /30 - /26
/28
when you create a VPC, you assign it to an IPv4 CIDR block of 10.0.1.0/24 (which has 256 total IP addresses). how many IP addresses are available?
251
the AWS well-architected framework is organized into how many pillars? - 3 - 4 - 5 - none
5
which of the following elements are used to create an amazon EC2 auto scaling launch configuration? (choose 3) - AMI - load balancer - instance type - VPC and subnets - EBS volumes
A, C, E - AMI - instance type - EBS volumes
in elastic load balancing, when the load balancer detects an unhealthy target, which of the following are true? (select 3) - stops routing traffic to that target - triggers an alarm - resumes routing traffic when it detects the target is healthy again - resumes routing traffic when manually restarted - routes traffic to a healthy target
A, C, E - stops routing traffic to that target - resumes routing traffic when it detects the target is healthy again - routes traffic to a healthy target
for certain services you can invest in reserved capacity. what options are available for reserved instances? (choose 3) - AURI - MURI - NURI - PURI - DURI
AURI, NURI, PURI
where can a customer go to get more details about amazon EC2 billing activity that took place 3 months ago? - amazon EC2 dashboard - AWS cost explorer - AWS trusted advisor dashboard - AWS cloudtrail logs stored in S3
AWS cost explorer
which component of AWS global infrastructure does amazon CloudFront use to ensure low-latency delivery? - amazon VPC - AWS edge locations - AWS availability zones - AWS regions
AWS edge locations
which component of the AWs global infrastructure does Amazon CloudFront use to ensure low-latency delivery? - AWS regions - AWS edge locations - AWS availability zones - amazon virtual private cloud
AWS edge locations
what is the service provided by AWS that enables developers to easily deploy and manage applications in the cloud? - amazon EC2 - AWS elastic beanstalk - AWS opswork - AWS CloudFormation
AWS elastic beanstalk
which of the following services is a serverless compute service in AWS? - AWS config - AWS lambda - AWS OpsWorks - amazon EC2
AWS lambda
What AWS tool lets you explore AWS services and create an estimate for the cost of your use cases on AWS? - AWS pricing calculator - AWS budgets - AWS cost and usage report - AWS billing dashboard
AWS pricing calculator
which of the following are geographic areas that host two or more availability zones? - AWS origins - AWS regions - compute zones - edge locations
AWS regions
after you move to the AWS cloud, you want to ensure that the right security settings are put in place. which online tool can assist in security compliance? - amazon Kinesis - AWS support - AWS trusted advisor - amazon CloudWatch
AWS trusted advisor
A company wants to store data that is not frequently accessed. what is the best cost effective solution? - Amazon Storage Gateway - Amazon S3 Glacier - Amazon EBS - Amazon S3
Amazon S3 Glacier
Which of the following are features of amazon EBS? (choose 2) - amazon EBS data is automatically backed up to tape - data stored on amazon EBS is automatically replicated within an availability zone - amazon EBS volumes can be encrypted transparently to workloads on the attached instance - data on an amazon EBS volume is lost when the attached instance is stopped
B and C - data stored on amazon EBS is automatically replicated within an availability zone - amazon EBS volumes can be encrypted transparently to workloads on the attached instance
which of the following are characteristics of amazon EC2 auto scaling? (choose 3) - only supports dynamic scaling - responds to changing conditions by adding or terminating instances - delivers push notifications - launches instances from a specified AMI - enforces a minimum number of running amazon EC2 instances
B, D, E - responds to changing conditions by adding or terminating instances - launches instances from a specified AMI - enforces a minimum number of running amazon EC2 instances
your web application needs 4 instances to support steady traffic all of the time. on the last day of the month, the traffic triples. what is the most cost-effective way to handle this pattern? - run 12 reserved instances all the time - run 4 on demand instances, then add 8 more on demand instances on the last day of each month - run 4 reserved instances, then add 8 on demand instances on the last day of each month - run 4 on demand instances, then add 8 reserved instances on the last day of each month
C
which of the following are best practices to secure your account using AWS IAM? (choose 2) - provide users with default admin privileges - leave unused and unnecessary users and credentials in place - manage access to AWS resources - avoid using IAM groups to grant the same access permissions to multiple users - define fine-grained access rights
C and E
If you need to have a log of all access to AWS resources in the account, which of the following services can assist in providing these details - CloudWatch - CloudTrail - amazon EC2 - amazon SNS
CloudTrail
which of the following services can help you collect important metrics from amazon RDS and amazon EC2 instances? - CloudFront - CloudSearch - CloudWatch - CloudTrail - amazon EC2 auto scaling
CloudWatch
if you are developing an application that requires a database with extremely fast performance, fast scalability, and flexibility in the database scheme, which service? - RDS - ElastiCache - DynamoDB - Redshift
DynamoDB
T/F: by default, all data stored in an amazon S3 is viewable by the public
FALSE
T/F: cloud computing provides a simple way to access servers, storage, databases, and a broad set of application servers over the internet. You own the network-connected hardware required for these services and AWS provisions what you need
FALSE
T/F: AWS key management service (AWS KMS) enables you to assess, audit, and evaluate the configurations of your AWS resources
FALSE (that's what AWS config does)
you need to allow resources in a private subnet to access the internet. which of the following must be present to enable this access? - NAT gateway - network access control lists - route tables - security groups
NAT gateway
you need to find an item in an amazon dynamoDB table using an attribute other than primary key. which operation should you use? - PutItem - scan - query - GetItem
Scan
Regarding S3 glacier, what is a vault? - the rules that determine who may or may not access archives - an object - a container for storing archives - a policy that identifies who can access content stored in glacier
a container for storing archives
which of these statements about availability zones is not true? - AZ are designed for fault isolation - AZ are made up of one or more data centers - a data center can be used for more than one AZ - AZ are connected to each other using high speed private links
a data center can be used for more than one Availability Zone
in dynamoDB, an attribute is ____. - a fundamental data element - a collection of items - a collection of attributes
a fundamental data element
what happens when you use amazon VPC to create a new VPC? - a main route table is created by default - an internet gateway is created by default - 3 subnets are created by default: one for each availability zone - 3 subnets are created by default in one availability zone
a main route table is created by default
In amazon dynamoDB, what does the query operation enable you to do? - query a table using partition key and an optional sort key filter - query any secondary indexes that exist for a table - efficiently retrieve items from a table or secondary index - all of the above
all of the above
what are the advantages of cloud computing over computing on premises? - avoid large capital purchases - use on-demand capacity - go global in minutes - increase speed and agility - all of the above
all of the above
what is included in an amazon machine image (AMI)? - a template for the root volume for the instance - launch permissions that control which AWS accounts can use the AMI to launch instances - a block device mapping that specifies the volumes to attach to the instance when it's launched - all of the above
all of the above
what should you consider when choosing a database type? - data size - data access period - query frequency - highly available - all of the above
all of the above
which of the following is a compute service? - amazon VPC - amazon S3 - amazon EC2 - amazon CloudFront - amazon Redshift
amazon EC2
which of the following must be specified when launching a new amazon EC2 Windows instance? (select 2) - amazon EC2 instance ID - amazon EC2 instance type - password for administrator account - amazon machine image (AMI)
amazon EC2 instance type, AMI (b and d)
why is AWS more economical than traditional data centers for applications with varying compute workloads? - amazon EC2 costs are billed on a monthly basis - customers retain full admin access to their amazon EC2 instances - customers can permanently run instances to handle peak workloads - amazon EC2 instances can be launched on-demand when needed
amazon EC2 instances can be launched on-demand when needed
which AWS networking service enables a company to create a virtual network within AWS? - AWS direct connect - AWS Config - Amazon route 53 - Amazon VPC
amazon VPC
which service would you use to send alerts based on amazon CloudWatch alarms? - amazon simple notification service - AWS cloudtrail - AWS trusted advisor - amazon route 53
amazon simple notification service
which of the following is a principle when designing cloud-based systems? - build tightly-coupled components - make infrequent, large batch changes - assume everything will fail - use as many services as possible
assume everything will fail
which of the following would be an ideal database for moving an application (consists of a .NET layer that connects to a MySQL database) to AWS and use features such as high availability and backups. - aurora - dynamoDB - RDS - redshift
aurora
what are the 4 support plans offered by AWS support?
basic, developer, business, enterprise
which of the following should be done by the AWS account root user? - secure access for applications - integrate with other AWS services - change granular permissions - change the AWS support plan
change the AWS support plan
after initial login, what does AWS recommend as the best practice for the AWS account root user? - delete the AWS account root user - revoke all permissions on the AWS account root user - restrict permission on the AWS account root user - delete the access keys of the AWS account root user
delete the access keys of the AWS account root user
how would a system administrator add an additional layer of login security to a user's AWS management console? - amazon cloud directory - audit AWS IAM - enable multi-factor authentication - enable AWS cloudtrail
enable MFA
T/F: containers contain an entire operating system
false
what is defined as the ability for a system to remain operational even if some of the components of that system fail? - high durability - fault tolerance - high availability
fault tolerance
____means the infrastructure has built-in component redundancy and ____ means that resources dynamically adjust to increases or decreases in capacity requirements. - no human intervention, fault tolerant - elastic and scalable, no human intervention - fault tolerant, elastic and scalable - fault tolerant, no human intervention - elastic and scalable, fault tolerant
fault tolerant, elastic and scalable
economies of scale result from ______. - having many different cloud providers - having hundreds of thousands of customers aggregated in the cloud - having hundreds of cloud services available over the internet - having to invest heavily in data centers and servers
having hundreds of thousands of customers aggregated in the cloud
which of the following best describes a system that can withstand some measures of degradation, experiences minimal downtime, and require minimal human intervention? - scalable - fault tolerant - elastic - highly available
highly available
you can use EFS to: - provide simple, scalable, elastic file storage for use only within AWS - implement storage for EC2 instances that multiple virtual machines can access at the same time - host a robust CDN to deliver entire websites with dynamic, static, and streaming content - generate user-specific content
implement storage for EC2 instances that multiple virtual machines can access at the same time
Amazon S3 replicates all objects ______. - on multiple volumes within an availability zone - in multiple availability zones within the same region - across multiple regions for high durability - on multiple S3 buckets
in multiple availability zones within the same region
Which of the following must be configured on an Elastic Load Balancing load balancer to expect incoming traffic? - port - network interface - listener - an instance
listener
which of the following is the responsibility of AWS under the AWS shared responsibility model? - configuring third party applications - maintaining physical hardware - security application access and data - managing custom Amazon Machine Images
maintaining physical hardware
AWS highly recommends provisioning your compute resources across ____ availability zones - single - no - multiple - all
multiple
which of the following is an optional security control that can be applied to the subnet layer of a VPC? - network ACL - firewall - security group - web application firewall
network ACL
what is the pricing model that enables AWS customers to pay for resources on an as-needed basis?
pay as you go
which of these is NOT a benefit of cloud computing over on-premises computing? - increase speed and agility - pay for racking, stacking, and powering servers - eliminate guessing on your infrastructure capacity needs - trade capital expense for variable expense - benefit from massive economies of scale
pay for racking, stacking, and powering servers
AWS trusted advisor provides insight regarding which 5 categories of an AWS account? - performance, cost optimization, security, fault tolerance, service limits - performance, cost optimization, access control, connectivity, security - security, access control, high availability, performance, service limits - security, fault tolerance, high availability, connectivity, service limits
performance, cost optimization, security, fault tolerance, service limits
when creating an AWs identity and access management policy, what are the two types of access that can be granted? (select 2) - institutional access - authorized access - programmatic access - AWS management console access - administrative root access
programmatic and AWS management console
which AWS cloud service is best suited for analyzing your data by using standard SQL and your existing BI tools? - amazon RDS - amazon S3 - DynamoDB - redshift
redshift
if your project requires monthly reports that iterate through very large amounts of data, which EC2 purchasing option should you consider? - spot instances - scheduled reserved instances - dedicated hosts - on-demand instances
scheduled reserved instances
which of the following can be used to protect Amazon Elastic Compute Cloud (EC2) instances hosted in AWS? - security group - AMI - internet gateway - all of the above
security group
in the shared responsibility model, AWS is responsible for providing what? - security of the cloud - security to the cloud - security for the cloud - security in the cloud
security of the cloud
which of the following is not one of the 4 areas of the performance efficiency pillar of the AWS well-architected framework? - tradeoffs - selection - traceability - monitoring
traceability
T/F: availability zones within a region are connected through low-latency links
true