Cloud Computing Quizzes
Which service is a tool for provisioning a hybrid cloud
VMWare Cloud on AWS
Which of the following best describes what leads to economies of scale for cloud computing? having hundreds of cloud services available over the internet having to invest heavily in data centers and servers having many different cloud providers having hundreds of thousands of customers aggregated in the cloud
having hundreds of thousands of customers aggregated in the cloud
(T/F) A virtual private network or virtual private cloud is a virtual implementation of an intra-network.
True
(T/F) AWS customers need to be aware of which country they store their data and any legalities that pertaining to the storage of that data in the selected country.
True
(T/F) AWS instances can be protected from accidental termination.
True
(T/F) AWS's RDS supports several popular non-SQL databases, such as MongoDB.
True
(T/F) AWS's VPC and Elastic Load Balancing play the basic role and traditional routers, network pipelines, and switches.
True
(T/F) Amazon is willing to negotiate custom prices for high-volume AWS customers.
True
(T/F) An AWS point of presence can be either an edge location or regional edge cache.
True
(T/F) An IAM user can be authenticated programmatically, i.e., when using the AWS CLI or an SDK, using just an access key id and a secret access key.
True
(T/F) Both hard and soft benefits need to be considered in a ROI analysis of private and public cloud data centers.
True
(T/F) Cloud computing enables you to think (and use) your computing infrastructure as software?
True
(T/F) Deploying resources on-premises (within the organization), using virtualization and resource management tools, is sometimes called a private cloud.
True
(T/F) IAM policies are used to deny or grant permissions to users, groups, or roles.
True
(T/F) In AWS, a VPC end point is a virtual end point that does not require an internet gateway, NAT, or VPN, but can allow support connections between service AWS services and a process running on EC2 instances.
True
(T/F) In AWS, route tables, internet gateways, and optional NAT gateways together perform the same basic function as traditional routers.
True
(T/F) In AWS, you can add additional virtual network interfaces to any EC2 instances and assign those instances elastic IP addresses, which are static (routable) and public IPv4 addresses.
True
(T/F) Network appliances for home use often include a cable modem, WiFi modem, router, and switch.
True
(T/F) Reliability is the probability that system performs correctly during a specific time duration.
True
(T/F) Replicating data and functionality across zones can help distributed applications achieve some degree of resiliency to data center failures.
True
(T/F) Resource-based policies control what actions a specified principal can perform on a resource, and under what conditions.
True
(T/F) Setting up and maintaining an on-premise computing infrastructure requires an organization to estimate peak capacity requirements and then install the necessary hardware to meet or exceed those requirements.
True
(T/F) Setting up and maintaining an on-premise data center requires capital expenditures and long-term planning to justifying those expenditures.
True
(T/F) The TCP or UDP layer adds port numbers to network messages.
True
(T/F) The concept of zones or availability zones is part of the infrastructure for AWS, Azure, and Google Cloud.
True
(T/F) The data stored on Local SSD's for VM instance using Google Cloud Engine is only persistent until the instance is stopped.
True
(T/F) The principle of least privilege says that you should grant a user, group, or role only the minimal privileges, based on the needs of that user, group, or role.
True
(T/F) The reliability of a system will be high at its initial state of operation and gradually reduce to its lowest magnitude over time.
True
(T/F) There is just one general-purpose type of EC2 instance but it comes in many different sizes.
True
(T/F) Using public cloud services can help organizations be agile with respect to their computing infrastructure, only using what they need at the time and only paying for what they use.
True
(T/F) With AWS Security Group, you can define rules for your EC2 instances that control the flow of inbound and outbound network traffic.
True
(T/F) With AWS shared responsibility model, the customer is responsible for securing the operating system of an EC2 instance.
True
(T/F)On-premises data centers can end up costing organizations more than public cloud services because they have to be designed to meet the needs of "peak" usage.
True
What AWS tool allows you to estimate the monthly costs of a service? AWS Cost and Usage Report Budgets AWS Billing Dashboard AWS Simple Monthly Calculator None of the above
AWS Simple Monthly Calculator
When creating and launching an EC2 instances, which of the following is not one of the items you have control over? The region in which the instance is created The type of machine The IAM role A security group The number and size of attached disks None of the above The software packages that are installed on the virtual machine Network settings An S3 bucket to which the server will back itself up
An S3 bucket to which the server will back itself up
Which of the following statements best characterizes AWS Shield? An online tool that analyzes your security groups, roles, and permissions and provides recommends. An always-on service that helps prevent distributed denial of services (DDoS) attacks. A pay-as-go support services that allows customers to consult with security experts. A free support services that allows customers to consult with security experts. None of the above
An always-on service that helps prevent distributed denial of services (DDoS) attacks.
Which of the following is not an AWS database service? DynamoDB CloudTrail Redshift Aurora RDS
CloudTrail
Which of the following is not a key feature of either Azure's, Google Cloud's, or AWS' global infrastructure? The possibility of dynamic expansion and contraction of services being used based on demand Fault tolerance Redundancy in communications between data centers Feet-on-ground technicians who can reboot your virtual machine when needed (for a fee) Minimized downtime None of the above
Feet-on-ground technicians who can reboot your virtual machine when needed (for a fee)
(T/F) Comparing the cost of services from different cloud providers is usually relatively straight forward because they all use the same of terminology.
False
(T/F) EC2 is a PaaS type of service, whereas Elastic Beanstalk is an IaaS type of service.
False
(T/F) Each subnet must have a custom and explicitly defined route table.
False
(T/F) Every IAM user can access the AWS Management Console.
False
(T/F) For AWS Lambda, AWS is responsible for securing its underlying infrastructure and the AWS customer is responsible for making patches to the OS and platform.
False
Which service is a serverless compute solution
Lambda
Which service is a service for building an application or website
Lightsail
(T/F) In AWS, a NAT gateway must run on the same EC2 instance as the internet gateway.
False
(T/F) In AWS, availability zones are interconnected with high latency and low throughput fiber-optic networks.
False
(T/F) In AWS, network access control lists are mandatory for all VPCs.
False
(T/F) In both Microsoft's Azure and Amazon's AWS, each availability zone is housed in one data center.
False
(T/F) NAT increases the available network address space but opens up some obvious security problems.
False
(T/F) Of the three major cloud service providers, only Google Cloud offers a content delivery network (CDN).
False
(T/F) Reliability and availability are basic synonyms for the same metric that measures how trustworthy the system is over time.
False
(T/F) SaaS services give IT staff more control over the underlying resources than IaaS.
False
(T/F) The availability of objects in AWS S3 is 11-9's or 99.999999999% objects over a given year and its durability is 99.99%.
False
(T/F) The concept of "regions" is part of the infrastructure for AWS and Azure but not Google Cloud.
False
Which service provides a way to run containers that reduces the need to manage servers or clusters
Fargate
Which of the following are available pricing options for any kind of AWS EC2 instance? "Pay as you Go" On-demand Instances No-Upfront Reserved Instances Partial-Upfront Reserved Instances All-Upfront Reserved Instances All-Upfront On-demand Instances Partial-Upfront On-demand Instances Spot Instances Partial-Upfront Spot Instances
"Pay as you Go" On-demand Instances No-Upfront Reserved Instances Partial-Upfront Reserved Instances All-Upfront Reserved Instances Spot Instances
Who is responsible for ensuring that the AWS Management Console is not compromised by someone without valid login credentials? AWS The AWS Customer Both
AWS
Which of the following statements about CDIRs is false? CDIR stands for Classless Inter-Domain Routing. A CDIR address has a fixed portion that is used to route packets. A CDIR address has a flexible portion that can identify a machine within the range of the fixed portion. A CDIR is often expressed by giving an IP address, followed by a slash, and the number of bits that make up the variable portion of the address. None of the above.
A CDIR is often expressed by giving an IP address, followed by a slash, and the number of bits that make up the variable portion of the address.
With VPC, who is responsible for network isolation between different AWS customers AWS The AWS Customer Both
AWS
Which of the following statements best characterizes AWS Trusted Advisor? A knowledgeable Amazon employee who can analyze your AWS environment and provides feedback on how to improve your application's performance. An online tool who can analyze your AWS environment and provides feedback on how to improve your application's performance. A knowledgeable Amazon employee who can analyze your AWS environment and provides guidance and recommendations to help you provision your resources by following AWS best practices. An online tool that can analyze your AWS environment and provides guidance and recommendations to help you provision your resources by following AWS best practices. None of the above
An online tool that can analyze your AWS environment and provides guidance and recommendations to help you provision your resources by following AWS best practices.
Which of the following are the advantages of Cloud Computing? Select one or more answers Being to deploy an application globally in minutes Being able to increase or decrease capacity based on demand No need to worry about network security Being about to exchange large capital expenses with variable but predictable expenses Increased agility Being able to use simpler data structures None of the above
Being to deploy an application globally in minutes Being able to increase or decrease capacity based on demand Being about to exchange large capital expenses with variable but predictable expenses Increased agility
Who is responsible for enforcing multi-factor authentication for user logins? AWS The AWS Customer Both
Both
In the AWS Console, where can a customer go to get more details about charges in the current month? Billing Dashboard IAM Dashboard Cost and Usage Reports Cost Explorer Budgets All of the above None of the above
Cost and Usage Reports
Which of the following is not something that needs to be considered when selecting a region or set of AWS regions to use? Legal requirements for data governance Proximity to customers Services available in the region Cost of the services available in the regions None of the above All of the above
Cost of the services available in the regions None of the above
Which of the following AWS services is NOT free (not counting services these services may create or use)? In-bound data transfers Data transfers across regions VPC IAM Consolidated Billing Auto Scaling AWS Elastic Beanstalk None of the above
Data transfers across regions
Which service provides resizable virtual machines?
EC2
Which of the following is not an AWS storage service? EBS ECR S3 Glacier
ECR
Which service is used to store and retrieve Docker images
ECR
Which service is a container orchestration service that supports Docker
ECS
Which of the following is not an AWS compute service? EFS EC2 ECS Lambda Fargate
EFS
Which service rect! enables you to run managed Kubernetes on AWS
EKS
Which service provides a simple way to run and manage web applications
Elastic Beanstalk
Which of the following statements about IAM is not true? Every AWS Customer (e.g., a company) has one account in IAM. IAM is a tool that centrally manages access to launching, configuring, managing, and terminating resources in your AWS account. IAM is a free service. It provides granular control over access to resources, including the ability to specify exactly which API calls the user is authorized to make to each service. With IAM, you can manage which resources can be accessed by who, and how these resources can be accessed None of the above
Every AWS Customer (e.g., a company) has one account in IAM.
(T/F) 0 / 5 pts When IAM tries to determine whether to allow a particular type of access, it first checks for an explicit allow policy and then an explicit denial policy. If neither of those exists, it uses a default policy.
False
(T/F) A hybrid cloud is one that involves multiple vendors.
False
(T/F) A local area network (LAN) is a computer network that interconnects computers within a geographic region, like a town or city.
False
(T/F) A network message only needs to include the destination end point.
False
(T/F) A typical AWS data center contains 3,000 - 4,000 physical servers.
False
(T/F) AWS is responsible for ensuring that data at rest and in transit are encrypted.
False
(T/F) AWS is responsible for protecting an EC2 with an appropriate firewall.
False
(T/F) AWS is responsible for protecting the user account (i.e., authentication and authorization data) for an RDS database.
False
(T/F) AWS only allows you to select attached disks of predefined sizes, like Azure and Google.
False
(T/F) As the usage of a cloud provider grows, customers can expect the rates for VM instances and object storage increase?
False
(T/F) Assume that a CIDR for a subnet is 178.12.43.0/28, then the flexible portion of the IP address in the subnet consists of the last 28 bits of the address.
False
(T/F) Azure, Google, and AWS all have radically different approaches to pricing VM instances.
False
(T/F) Azure, Google, and AWS all have radically different approaches to pricing object storage services.
False
(T/F) By default, an IAM user has permissions to access all resources or data in the AWS account.
False
Which of the following services are conceptually equivalent to AWS's Lambda? Azure AKS Google's Cloud Run Google's App Engine Azure DNS Route 53 Glacier Fargate Azure Functions
Google's App Engine Azure Functions
Which of the following is not likely to be an important goal for any major cloud provider? High Availability Hardware Homogeneity Durability of Stored Data High Reliability Competitive Performance None of the above
Hardware Homogeneity
Which of the following are not potential benefits of Cloud Computing? Choose two. High availability High latency Temporary and disposable resources Fault-tolerant storage Low coupling between application components
High latency Low coupling between application components
Which of the following is not a type of network device commonly in use in commercial-grade intra-networks? Wireless Network Interface Switch Modem Hub Router None of the above
Hub
When considering an open-source software for setting up a private cloud, which of the following are not relevant questions? Does the solution require my organization to acquire new computers or networks? How well is the open-source software support? Is there a recurring cost associated with support for the open-source software? How stable is the developer community? None of the above
None of the above
Which of the following is not a perspective that should be considered when moving software systems into a cloud environment? Business (i.e., IT finance, IT strategy, Benefits realization, Risk Management) People (i.e., management of resource, incentives, careers, training, and organizational change) Governance (i.e., management of projects, programs, performance measures, licenses, etc.) A platform perspective A security perspective An operation perspective None of the above
None of the above
Which of the following types of costs would not be considered when deciding whether to move an on-premised data center to a public cloud? Service Costs Support Costs Personnel Costs On-premise hardware upgrade costs All of the above None of the above
On-premise hardware upgrade costs
Which service provides a way to run select AWS services in your on-premises data center
Outposts
What does the acronym PaaS stand for? Package as a Service Product as a Service Platform as a Service Package as a Solution Product as a Solution Platform as a Solution None of the above
Platform as a Service
Which of the following is an acronym for an AWS storage service? VPC EC2 S3 IAM
S3
In setting up a VPC, who is responsible for configuring the subnet? AWS The AWS Customer Both
The AWS Customer
Which of the following statements about the network and transport layers in the OSI model is true? The network layer deals with data transfer between machines on the same LAN; while the transport layer deals with packet routing. The network layer deals with the routing packets between machines; while the transport layer deals with process-to-process communications The network layer is only relevant for inter-networks; while the transport layer is only relevant for LAN's. Data transmissions at the network layer are encrypted; while data at the transfer layer are not encrypted. None of the above
The network layer deals with the routing packets between machines; while the transport layer deals with process-to-process communications
