cloud academy - cloud literacy

Which of these is a correct statement about the use of Platform as a service (PaaS)? A PaaS is used to deliver software application on-demand, typically on a subscription basis B PaaS is used to recreate an organizations IT infrastructure C PaaS is used to develop, test, deliver and manage software applications using vendor-managed building blocks D PaaS is used to perform routine maintenance

PaaS is used to develop, test, deliver and manage software applications using vendor-managed building blocks

Do organizations need to pay for provisioned resources, such as a database, a compute instance, or persistent storage, even if they aren't actively using them? Yes No Only if they use them less than twice a month. Only if they use them for less than 10% of the time.

Yes

Which of the following tells the server what resources you're looking for? HTML A URL A MAC address An HTTP request I don't know

A URL

An IT department is migrating an in-house line of business applications to the cloud. This process needs to be completed on a tight schedule and with very minimal changes to how the applications are configured and deployed. As much as possible, the team is planning to replicate the in-house application configuration to the cloud. This scenario describes which application migration strategy? Rehost Replatform Retain Refactor

Rehost

Consider a scenario where an organization uses Infrastructure-as-a-Service (IaaS) for a new IT project. The organization plans to install a line of business application on the cloud infrastructure. In this scenario, the cloud consumer is typically responsible for which of the following security protections? Account management for the installed line of business application Securing the physical host An IaaS cloud provider is responsible for all aspects of security Securing the physical network

Account management for the installed line of business application

In computing, a server is: A computer program or a device that provides functionality to other programs or devices Someone who brings you your pizza in a restaurant A computer program or a device that is used exclusively for productivity applications like Microsoft Office All of these choice are correct.

A computer program or a device that provides functionality to other programs or devices

__________ contain all the information needed to get to the resource, including the scheme, host name, and port number. HTTP requests Absolute URIs Status lines Domain Names I don't know

Absolute URIs

Which of the following statements best describes the purpose of the hypervisor? The hypervisor manages requests for access to shared hardware resources from individual virtual machines. The hypervisor is a user interface used to monitor each virtual machine's health and status running on a host. The hypervisor is an application used to build a virtual machine image. The hypervisor is an application used to tune the performance of a virtual machine.

The hypervisor manages requests for access to shared hardware resources from individual virtual machines.

Multiple government agencies are collaborating on a large scale project. They plan to share IT costs and require access to a common cloud service infrastructure. The organizations have similar regulatory compliance and security requirements. Which cloud deployment model is the best choice for this scenario? Community cloud Public cloud Private cloud Hybrid cloud I don't know

Community cloud

Which resources provide the 'brains' to process your workloads, including what is required to process and run requests from applications? Internet Compute Storage Network I don't know

Compute

How are costs generally charged for public cloud resources? Users prepay based on usage estimates Consumption-based metering where you only pay for what you use Services are free, and you only pay for data transfer in and out of the cloud One-off fixed payment for all services allowing you to use as much as you need I don't know

Consumption-based metering where you only pay for what you use

Consider a scenario where an organization uses Infrastructure-as-a-Service (IaaS) for a new IT project. The organization plans to install a line of business application on the cloud infrastructure. In this scenario, the cloud consumer is typically responsible for which of the following security protections? Securing the physical network Account management for the installed line of business application An IaaS cloud provider is responsible for all aspects of security Securing the physical host I don't know

Account management for the installed line of business application

What should organizations ensure when training staff on for new cloud-based skills? Training happens well in advance Relevant individuals get the right certification Training is vendor-agnostic All of the choices are correct

All of the choices are correct

Some of the key business benefits of cloud services are: A Utility pricing, economies of scale and elasticity B All of these are correct C Opportunities to experiment, automate and support growth D Flexibility, availability and opportunity, access to and the use of big data, and security

All of these are correct

Which cloud computing model gives organizations the most control over which operating system and applications they install on their cloud infrastructure? LaaS SaaS PaaS IaaS

IaaS

A _______________ is a fundamental cloud computing resource that uses special hardware and software to simulate a physical computer. function server virtual machine service

virtual machine

The benefits of virtualization are: Cost-effectiveness Threat isolation System back-up and recovery All of these choices are correct

All of these choices are correct

Why is communicating what is changing when moving into a cloud environment important? People may feel insecure about their jobs People may be unsure of how their jobs are impacted People need time to retrain and prepare for change All of these choices are correct

All of these choices are correct

Which of these statements reflect how successful IT transformation can be supported by combining DevOps with cloud technology? They help to bring products to market faster through quicker access to development environments and streamlined development processes Better automation of systems reduce the complexity and make system maintenance easier Increased security through automated, repeatable processes that eliminate errors and develop security controls from the start All the choices are correct

All the choices are correct

Who can use the public cloud and what can it be used for? Anyone; Compute, storage, database, and network resources, platform and software services Anyone; data storage only A single organization; anything A single organization; storage, database, and network resources, and usually platform and software services

Anyone; Compute, storage, database, and network resources, platform and software services

Different projects will need different approaches to migration. Amazon's '6 Rs', which reflect the range of approaches to migration, are: Re-host; re-platform; repurchase; refactor; retain; retire Relieve; reiterate; retain; refactor; reinstate; resolve Re-activate; renew; rename; retire; relate; re-host Re-host; re-platform; repurchase; refactor; reinstate; resolve

Re-host; re-platform; repurchase; refactor; retain; retire

Which of the following is a benefit of using cloud computing services? (Choose 3 answers) Reduced IT maintenance costs High availability Scalability Eliminates the need to worry about data security and protection

Reduced IT maintenance costs High availability Scalability

Once an organization has migrated to the cloud, which of the following do they need to keep doing? (Choose 3 answers) Stay current Maintain operations Optimize Invest in their traditional data center

Stay current Maintain operations Optimize

Which statement describing the cloud service model Software as a Service (SaaS) is true? In each statement, 'the organization' refers to the customer using an application made available by a cloud service provider. The organization has control over the underlying infrastructure upon which the software runs. The organization is responsible for maintaining the software and applying security patches. Access to the application by individual users in the organization is supported only through a browser-based interface. The organization can control end-user access to the application.

The organization can control end-user access to the application.

What is the major difference between a private cloud and the public cloud? The private cloud infrastructure is provisioned for exclusive use by a single organization with multiple users in it The private cloud infrastructure is always more powerful than the public cloud The private cloud infrastructure offers more freedom for users The private cloud infrastructure is more cost-effective

The private cloud infrastructure is provisioned for exclusive use by a single organization with multiple users in it

Virtualization is... The process of using special software on a physical computer to create virtual computers that run within it The process of using special hardware on a virtual computer to create physical computers that run within it The process of creating virtual reality games The process of creating virtual software

The process of using special software on a physical computer to create virtual computers that run within it

Which of the following is incorrect? A data center is a centralized location where computing and networking equipment is stored A data center can be used for collecting, storing, processing, distributing or allowing access to large amounts of data There is no difference between the cloud and a data center A data center is limited by the physical hardware and space where it is located

There is no difference between the cloud and a data center

The IT department at a mid-sized company has decided to migrate some of their on-premises data and applications to the cloud using a third-party cloud services provider. Which of the following statements best describes the change in IT expenditures that this company can expect? Capital expenditures will increase. There will be a shift from capital expenditures to operational expenditures There will be no significant change in IT expenditures. There will be a shift from operational expenditures to capital expenditures I don't know

There will be a shift from capital expenditures to operational expenditures

The IT department at a mid-sized company has decided to migrate some of their on-premises data and applications to the cloud using a third-party cloud services provider. Which of the following statements best describes the change in IT expenditures that this company can expect? There will be no significant change in IT expenditures. Capital expenditures will increase. There will be a shift from operational expenditures to capital expenditures There will be a shift from capital expenditures to operational expenditures

There will be a shift from capital expenditures to operational expenditures

Which of the following is a characteristic of the hybrid cloud deployment model? Using two or more virtual machines that are running different operating systems. Using a combination of virtual hardware and serverless application. Using a combination of two public cloud platforms Using two or more distinct cloud deployment models (public, private, or community)

Using two or more distinct cloud deployment models (public, private, or community)

Which of the following pricing models allows cloud service consumers to pay only for what they use? Instance pricing Utility pricing Economies of scale pricing Value-based pricing

Utility pricing

Which of the following agile practices are encouraged by a successful DevOps team to improve the speed and quality of delivering software? (Choose 3 answers) Detailed project plans Communication Automation Continuous Integration

Communication Automation Continuous Integration

The software used for virtualization is called a... Hyper-computer Hyper-facilitator Hyper-creator Hypervisor

Hypervisor

What are formatted strings that identify a networked resource? URIs HTTP requests Schemes Hostnames I don't know

URIs

Which of the following statements best describes the purpose of a Cloud Center of Excellence? A Cloud Center of Excellence is a certification level that organizations can be achieved by meeting a set of established cloud computing standards. A Cloud Center of Excellence is a team within an organization that supports and oversees the transition to implementing cloud-based solutions that align with business objectives and compliance requirements. A Cloud Center of Excellence is a support organization provided by cloud services vendors to educate customers on cloud technologies. A Cloud Center of Excellence is an organization the is certified to teach others about cloud computing.

A Cloud Center of Excellence is a team within an organization that supports and oversees the transition to implementing cloud-based solutions that align with business objectives and compliance requirements.

Which of these define how a cloud center of excellence can help an organization? By helping people adopt a new approach where continuous innovation is the bottom line and speed is critical By auditing the organization's data By improving the organization's data flow None of the these is correct

By helping people adopt a new approach where continuous innovation is the bottom line and speed is critical

Which of these defines what cloud computing is? Cloud computing is a way of delivering computing services, like servers, storage, databases, networking, software, analytics, and intelligence over the Internet Cloud computing is reliant on old servers Cloud computing is only accessible in one location Cloud computing is a buzzword

Cloud computing is a way of delivering computing services, like servers, storage, databases, networking, software, analytics, and intelligence over the Internet

Which best describes cloud security? The service provider is accountable for cloud security The customer organization is accountable for cloud security Cloud security is governed by law, and is therefore only the host nation's responsibility Cloud security is a shared responsibility between the service provider and the customer organization

Cloud security is a shared responsibility between the service provider and the customer organization

Which of these are accurate statements about DevOps? (Choose 3 answers) DevOps is the act of developing operations DevOps is all about standardizing IT development environments and automating IT delivery processes to improve delivery predictability, efficiency and security, and make systems easier to maintain DevOps is about agile software development which involves iterative and incremental software development methodologies like Scrum, Kanban, Lean Development and Extreme Programming (XP) DevOps is an IT mindset that encourages communication, collaboration, integration and automation among software developers and IT operations

DevOps is all about standardizing IT development environments and automating IT delivery processes to improve delivery predictability, efficiency and security, and make systems easier to maintain DevOps is about agile software development which involves iterative and incremental software development methodologies like Scrum, Kanban, Lean Development and Extreme Programming (XP) DevOps is an IT mindset that encourages communication, collaboration, integration and automation among software developers and IT operations

Which of the following are examples of the benefits of virtualization? (Choose 3 answers) Easier system backup and recovery Eliminates data security concerns Ability to run applications on fewer physical servers Threat isolation

Easier system backup and recovery Ability to run applications on fewer physical servers Threat isolation

With a cloud computing utility pricing model, it is essential to implement strong resource management policies to keep costs low. Which of the following are examples of actions that can help reduce cloud computing costs? (Choose 2 answers) Establish policies to define when a resource can be provisioned and who has permission to do it. Ensure systems are implemented so that unused or underutilized resources are "turned-off." Establish a policy that provisions the maximum amount of resources to ensure availability during peak demand. Provision the least expensive computing resources I don't know

Establish policies to define when a resource can be provisioned and who has permission to do it. Ensure systems are implemented so that unused or underutilized resources are "turned-off."

With a cloud computing utility pricing model, it is essential to implement strong resource management policies to keep costs low. Which of the following are examples of actions that can help reduce cloud computing costs? (Choose 2 answers) Establish policies to define when a resource can be provisioned and who has permission to do it. Provision the least expensive computing resources Establish a policy that provisions the maximum amount of resources to ensure availability during peak demand. Ensure systems are implemented so that unused or underutilized resources are "turned-off."

Establish policies to define when a resource can be provisioned and who has permission to do it. Ensure systems are implemented so that unused or underutilized resources are "turned-off."

The 'I' in IaaS stands for? Infrastructure Internet Investigation Industry

Infrastructure The 'I' in IaaS stands for Infrastructure. Infrastructure as a service (IaaS). IaaS is commonly used by organizations to re-create their IT infrastructure in the cloud by defining networks, having application servers that run inside those networks, and installing and configuring application software on those servers.

Filtering incoming and outgoing traffic using _______ is one of the most powerful ways devices can defend themselves. network segmentation a firewall encryption at rest encryption in transit I don't know

a firewall

When an organization builds a network in the cloud, the organization... buys the hardware from the service provider. shares the hardware with everyone else using the service. can run infrastructure as code, which is documented and can be reproduced. None of these is correct.

can run infrastructure as code, which is documented and can be reproduced.

In a community cloud environment, the users... can do whatever they want are generally developers come from multiple organizations are IT specialists

come from multiple organizations

Virtual machines running on a host system are sometimes referred to as a __________. guest server hypervisor tenant

guest

When you need to provision a resource within the cloud, _________ makes it almost immediately available to you to allocate where and when you need it. flexibility and elasticity economy of scale high availability on-demand resourcing I don't know

on-demand resourcing

Cloud expenses are accounted for through _____________________. capital expenditure operational expenditure fixed expenditure none of these

operational expenditure

A ________ cloud deployment model is where a vendor makes available the use of shared infrastructure, including compute, storage and network resources, that can be provisioned on demand and typically accessed over the internet. private public hybrid community I don't know

public

In a full response, for a server using HTTP 1.0 and above, the first line will always be a __________. destination line status line configuration line security line I don't know

status line