Cloud computing is characterized by its ability to provide on-demand access to a shared pool of computing resources, such as networks, servers, storage, applications, and services, over the internet. It enables users to scale resources up or down as needed, paying only for the resources they consume, making it highly flexible and cost-effective.
8 key characteristics of cloud computing
Cloud computing has become an essential part of modern app development, offering a wide range of tools and techniques. There are eight key characteristics that distinguish cloud computing from traditional on-premises IT architectures.
1. On-demand self-service: Cloud providers offer resources and tools with a simple click or call, eliminating the lengthy procurement process of on-premises infrastructure. Users can select the resources they need and start building immediately, within defined policies.
2. Resource pooling: Cloud providers utilize resource pooling to serve multiple customers on the same host, abstracting workloads from hardware and software. This improves security, speeds up access to resources, and enables scalability.
3. Scalability and rapid elasticity: Cloud computing allows for easy scaling up or down of compute, storage, networking, and other assets as needed. This enables optimization of workloads, avoids bottlenecks, and provides rapid resource provisioning during high-demand periods.
4. Pay-per-use pricing: Cloud computing shifts IT spending from capital expenses to operational expenses, with providers offering per-second billing. This model achieves economies of scale and cost efficiency, but requires careful resource management to avoid unnecessary costs.
5. Measured service: Cloud providers and customers monitor and report resource usage, allowing for accurate consumption calculations and pay-per-use billing. This data also helps providers improve their services and infrastructure.
6. Resiliency and availability: Cloud providers employ techniques to minimize downtime, such as avoiding single points of failure and offering redundant networks and availability zones. Users can extend workloads across multiple regions or platforms to enhance resiliency.
7. Security: Cloud vendors have robust security measures in place, employing expert teams to handle threats. However, users also have responsibilities in securing their own applications and data.
8. Broad network access: Cloud computing allows data to be uploaded and accessed from anywhere with an internet connection. It supports a wide range of operating systems, platforms, and devices, enabling flexibility and remote work.
These characteristics make cloud computing an attractive choice for building and deploying modern applications, offering scalability, cost-efficiency, flexibility, and enhanced security compared to traditional on-premises IT architectures.
Source: https://www.techtarget.com/searchcloudcomputing/feature/7-key-characteristics-of-cloud-computing
IT Essentials v7.01 Chapter 9 Quiz Answers
A virtual machine on a PC runs its own operating system and its availability depends on the hardware resources of the host machine. It connects to the Internet using a virtual network adapter, similar to a physical adapter. A company using a cloud-based payroll system is utilizing cloud computing technology. A college considering outsourcing the student email service can choose solutions like Gmail and Exchange Online, which are cloud-based email services. Microsoft Virtual PC belongs to the category of Type 2 hypervisors. The difference between a data center and cloud computing is that cloud service providers use data centers for services and resources, while a data center is a storage facility within a company or leased from a provider. Cloud computing improves performance and user experience of online productivity tools by using on-demand software delivery. For large enterprises deploying virtualized servers, using a bare metal hypervisor solution offers benefits such as direct access to hardware resources and increased efficiency. The minimum amount of system RAM required to run the Windows 8 Hyper-V virtualization platform is 4GB. Network hardware such as routers and switches can be provided in the cloud as part of cloud computing opportunities. If a small advertising company wants to outsource IT services, including user training and software licensing, they can consider purchasing IT as a service (ITaaS). Possible solutions for a research and development group looking for central file storage include Google Drive and OneDrive. Cloud computing allows users to access applications, store files, and perform tasks without additional software or servers. It involves separating the application or service from hardware, which is achieved through virtualization. Cloud computing is associated with terms like virtualization and involves the use of remote computers, software, servers, and network devices. To consolidate mission-critical servers into VMs on high-performance host machines, Type 1 hypervisors like VMWare vSphere and Oracle VM Server should be considered.
Source: https://itexamanswers.net/it-essentials-v7-01-chapter-9-quiz-answers.html
ch9 quiz Flashcards
Cloud computing and data centers serve different functions in the realm of computing. Cloud computing allows access to shared computing resources, while a data center is a facility dedicated to storing and processing data. In the context of cloud computing, infrastructure as a service (IaaS) offers network hardware such as routers and switches to specific companies. Microsoft Virtual PC falls under the category of Type 2 hypervisor. Cloud computing enhances the performance and user experience of online office productivity tools by providing application code as needed. IT as a service (ITaaS) would be an appropriate cloud service for a small advertising company seeking to outsource its IT services, including user training, software licensing, and provisioning. The Windows 8 Hyper-V virtualization platform requires a minimum of 4 GB of system RAM. One key characteristic of cloud computing is that applications can be accessed over the Internet through a subscription. The concept of cloud computing involves separating applications from hardware. Deploying a bare metal hypervisor solution in a large enterprise offers benefits such as direct access to hardware resources and increased efficiency. Oracle VM Server and VMWare vSphere are two hypervisors that should be considered when consolidating the functionality of mission-critical server computers into VMs on high-performance host machines. OneDrive and Google Drive are potential solutions for a research and development group seeking a central file storage solution. Exchange Online and Gmail are two solutions that can assist a college in outsourcing its student email service to a cloud provider. A company using a cloud-based payroll system is utilizing software as a service (SaaS). Virtual machines on PCs have their own operating systems. Virtualization is a term associated with cloud computing. The cost for the mentioned resource is $39.99 per year.
Source: https://quizlet.com/479439811/ch9-quiz-flash-cards/
Which statement describes a characteristic of cloud computing?
Cloud computing enables users to access applications, store and back up files, and perform tasks without the requirement of additional software or servers. It operates through subscription-based or pay-per-use services, allowing real-time access to resources solely through a web browser.
Source: https://itexamanswers.net/question/which-statement-describes-a-characteristic-of-cloud-computing
CTS1650 (CISCO ch. 1 quiz) Flashcards
Cloud computing allows applications to be accessed over the Internet by users or businesses from anywhere in the world using any device. Connection options such as DSL and cable provide always-on, high-bandwidth Internet connections for home offices. Implementing a firewall and antivirus software are minimum security requirements for a small office network. A policy requiring strong, complex passwords supports data confidentiality. End devices on a network serve as interfaces between humans and the communication network and originate data flowing through the network. Podcasts are audio-based mediums for delivering recordings to a wide audience. Social media refers to interactive websites for creating and sharing user-generated content with friends and family. Wikis are web pages that can be edited and viewed collaboratively. Instant messaging enables real-time communication among individuals. Online shopping requires access to the Internet. Data confidentiality ensures that only intended recipients can access and read the data, while data integrity maintains the assurance that information hasn’t been altered during transmission. Ensuring availability guarantees timely and reliable access to data. Powerline networking technology allows devices to connect to a home LAN through electrical outlets. Peer-to-peer networks have lower implementation costs, lack centralized administration, and are easy to create compared to client/server networks. DSL provides a high-bandwidth connection over a telephone line, while dialup telephone connections typically have low bandwidth. Satellite connections are not suitable for heavily wooded areas, and cable connections use coaxial cable as a medium. Routers determine the path for message transmission in internetworks. Video conferencing requires quality of service (QoS) to prioritize network traffic. Capturing personal data leading to identity theft is a severe security violation for home users. Intermediary devices connect hosts to the network and direct data paths. The internet provides connections through interconnected global networks. Network medium selection considers the installation environment and the distance it can carry a signal. Bandwidth measures the data-carrying capacity of media. BYOD (Bring Your Own Device) involves using personal tools and devices to access resources on a business or campus network. College IT staff may need to redesign wireless LANs due to students using tablets and smartphones to access school resources. Converged networks deliver data, voice, and video over the same infrastructure. Satellite and cellular connections do not require physical cables to be run to a building. Congestion occurs when network demand exceeds available capacity. An intranet is accessed by employees to retrieve internal information.
Source: https://quizlet.com/360387946/cts1650-cisco-ch-1-quiz-flash-cards/
COMPTIA A+ 220-1001: CLOUD COMPUTING Flashcards
The provided text refers to a resource on Quizlet.com, specifically a set of flashcards for the CompTIA A+ 220-1001 certification exam, focusing on the topic of cloud computing. The flashcards cover three key concepts: virtual machines, virtual networks, and load balancers. By clicking on each flashcard, more information about these concepts can be revealed.
Source: https://quizlet.com/469136159/comptia-a-220-1001-cloud-computing-flash-cards/
Make everything disappear!
A college is considering outsourcing its student email service to a cloud provider. Two potential solutions for achieving this task are Exchange Online and Gmail. Cloud computing provides access to shared computing resources, while a data center is a facility that stores and processes data. The minimum amount of system RAM required to run the Windows 8 Hyper-V virtualization platform is 4GB. Infrastructure as a service (IaaS) would allow a company to use network hardware such as routers and switches. The Microsoft Virtual PC belongs to the category of Type 2 hypervisor. Cloud computing improves the performance and user experience of online office productivity tools by providing application code as needed. Applications can be accessed over the Internet through a subscription in cloud computing. For consolidating mission-critical server functionality into VMs on high-performance host machines, the hypervisors to consider are Oracle VM Server and VMWare vSphere. Virtualization is associated with cloud computing. The benefits of using a bare metal hypervisor solution instead of a hosted hypervisor solution for deploying virtualized servers in large enterprises are increased efficiency and direct access to hardware resources. A virtual machine runs its own operating system on a PC. An advertising company considering outsourcing IT services to a cloud provider would likely purchase IT as a service (ITaaS). Possible solutions for a central file storage solution for a research and development group include OneDrive and GoogleDrive. A company using a cloud-based payroll system is utilizing software as a service (SaaS) cloud computing technology. Cloud computing involves the separation of application from hardware.
Source: chrome-extension://ecabifbgmdmgdllomnfinbmaellmclnh/data/reader/index.html?id=369344060&url=https%3A%2F%2Fquizlet.com%2F444097907%2Fmatch
TN 255 Chapter 9 Flashcards
Cloud computing allows applications to be accessed over the Internet through a subscription. It provides a central file storage solution for a research and development group, with options like OneDrive and Google Drive. Virtualization is associated with cloud computing, and a virtual machine on a PC runs its own operating system. Cloud computing differs from a data center as it offers access to shared computing resources. The concept of cloud computing involves the separation of application from hardware. Infrastructure as a service (IaaS) allows companies to utilize network hardware such as routers and switches. Cloud computing improves performance and user experience by providing application code as needed. For consolidating mission-critical server computers into VMs, VMWare vSphere and Oracle VM Server should be considered as hypervisors. Bare metal hypervisors offer direct access to hardware resources and increased efficiency for virtualized servers. Microsoft Virtual PC belongs to Type 2 hypervisors. To outsource the student email service, solutions like Exchange Online and Gmail can be utilized. The Windows 8 Hyper-V virtualization platform requires a minimum of 4 GB of system RAM. Outsourcing information technology services to a cloud provider falls under IT as a service (ITaaS). A company using a cloud-based payroll system is utilizing software as a service (SaaS). The cost for the mentioned services is $39.99/year.
Source: https://quizlet.com/684246502/tn-255-chapter-9-flash-cards/
Which Statement Describes a Characteristic of Cloud Computing?
Cloud computing is a revolutionary technology that provides on-demand services for businesses and organizations. It encompasses private, community, hybrid, and public clouds. Among the various characteristics of cloud computing, the statement On-demand self-service, Broad network access, Resource Pooling, Measured service, and Rapid Elasticity are main the Characteristics of Cloud Computing accurately describes a key characteristic. These characteristics highlight the capabilities and benefits of cloud computing for businesses, resolving many challenges faced by growing enterprises. The five main characteristics of cloud computing are as follows:
1. Cloud service providers, such as AWS, Azure, and Google Cloud, maintain their own data centers with extensive storage space and service capabilities. This allows businesses of all sizes to subscribe to services based on their specific requirements.
2. The use of Artificial Intelligence eliminates the need for direct human interaction between consumers and service providers. Subscriptions, storage adjustments, and other requests can be handled swiftly by AI systems.
3. Resource pooling involves creating multiple virtual servers from a physical server and assigning them to different clients. This enables efficient utilization of resources, such as RAM and storage space, by distributing them among multiple users.
4. Broad network access allows users to access cloud storage from any internet-enabled device (smartphones, tablets, laptops, and desktops) and from anywhere in the world. This characteristic makes cloud computing affordable and accessible to small businesses, as they only pay for the services they use, similar to paying for electricity based on consumption.
5. Rapid elasticity, also known as scalability, empowers users to quickly scale up or down the number of servers and services they require. This flexibility enables businesses to adapt to changing demands and easily accommodate growth.
In summary, cloud computing has five major characteristics: on-demand self-service, broad network access, resource pooling, measured service, and rapid elasticity. These characteristics define the cutting-edge nature of cloud computing technology and its ability to meet the needs of businesses.
Source: https://securityescape.com/which-statement-describes-a-characteristic-of-cloud-computing/
