Podcast
Questions and Answers
What does fault tolerance in a distributed system primarily address?
What does fault tolerance in a distributed system primarily address?
- Ensuring data is accessible regardless of network speed
- Maintaining system performance during hardware or software failures (correct)
- Increasing the number of nodes to enhance processing speed
- Improving user interface design for better interaction
Which of the following is NOT considered an advantage of distributed systems?
Which of the following is NOT considered an advantage of distributed systems?
- Resource Sharing among nodes
- Reliability and Fault Tolerance in case of failure
- Increased complexity in database management (correct)
- Geographical Distribution allowing global service
What primary characteristic does transparency in distributed systems provide to users?
What primary characteristic does transparency in distributed systems provide to users?
- Maximum utilization of network bandwidth
- A simplified operational interface for interaction
- Hiding the complexity of resource management and functionality (correct)
- Access to real-time data across all nodes
Scalability in distributed systems allows for which of the following?
Scalability in distributed systems allows for which of the following?
Which factor poses a challenge regarding security in distributed systems?
Which factor poses a challenge regarding security in distributed systems?
What is a key aspect of concurrency in distributed systems?
What is a key aspect of concurrency in distributed systems?
What issue may arise due to networking saturation in distributed systems?
What issue may arise due to networking saturation in distributed systems?
Which of the following best describes the role of openness in a distributed system?
Which of the following best describes the role of openness in a distributed system?
What is a key advantage of parallel computing compared to serial computing?
What is a key advantage of parallel computing compared to serial computing?
Which of the following technologies is NOT associated with Web 3.0?
Which of the following technologies is NOT associated with Web 3.0?
Which of the following correctly describes the function of AJAX in web development?
Which of the following correctly describes the function of AJAX in web development?
What is the primary purpose of peer-to-peer file sharing technologies like Napster?
What is the primary purpose of peer-to-peer file sharing technologies like Napster?
What is one limitation of serial computing when dealing with complex problems?
What is one limitation of serial computing when dealing with complex problems?
How do search engines like AltaVista and Yahoo! primarily function?
How do search engines like AltaVista and Yahoo! primarily function?
Which of the following is a characteristic of the enhanced social web known as Web 2.0?
Which of the following is a characteristic of the enhanced social web known as Web 2.0?
Which of the following statements about intelligent digital personal assistants is true?
Which of the following statements about intelligent digital personal assistants is true?
What is a primary benefit of using a private cloud in terms of data governance?
What is a primary benefit of using a private cloud in terms of data governance?
How does the private cloud enhance performance and dependability?
How does the private cloud enhance performance and dependability?
What customization feature does a private cloud offer organizations?
What customization feature does a private cloud offer organizations?
In terms of compliance, what advantage does a private cloud provide?
In terms of compliance, what advantage does a private cloud provide?
What aspect of resource management is improved in a private cloud compared to other setups?
What aspect of resource management is improved in a private cloud compared to other setups?
What does a private cloud allow organizations to avoid in terms of management?
What does a private cloud allow organizations to avoid in terms of management?
How does the integration ability of a private cloud benefit organizations?
How does the integration ability of a private cloud benefit organizations?
Which of the following is a characteristic of private cloud environments regarding uptime?
Which of the following is a characteristic of private cloud environments regarding uptime?
What is a key feature of SaaS regarding software maintenance?
What is a key feature of SaaS regarding software maintenance?
What is a major disadvantage of using SaaS in terms of performance?
What is a major disadvantage of using SaaS in terms of performance?
In what situation is the dependency on the internet particularly problematic for SaaS applications?
In what situation is the dependency on the internet particularly problematic for SaaS applications?
Which challenge arises when switching between SaaS vendors?
Which challenge arises when switching between SaaS vendors?
What does API integration in SaaS services facilitate?
What does API integration in SaaS services facilitate?
What is a key feature of community cloud environments?
What is a key feature of community cloud environments?
Which of the following best describes the management model of a community cloud?
Which of the following best describes the management model of a community cloud?
What is a primary consequence of performance variability in IaaS environments?
What is a primary consequence of performance variability in IaaS environments?
Which aspect of IaaS is crucial for preventing productivity loss?
Which aspect of IaaS is crucial for preventing productivity loss?
What aspect of community cloud enhances compliance and regulatory adherence?
What aspect of community cloud enhances compliance and regulatory adherence?
What is a drawback of using IaaS concerning resource allocation?
What is a drawback of using IaaS concerning resource allocation?
How does cost sharing benefit organizations participating in a community cloud?
How does cost sharing benefit organizations participating in a community cloud?
What is encouraged through the use of a community cloud?
What is encouraged through the use of a community cloud?
What does PaaS offer that allows developers to focus on application deployment?
What does PaaS offer that allows developers to focus on application deployment?
Which programming language is often supported by PaaS providers?
Which programming language is often supported by PaaS providers?
In which scenario would a community cloud be most appropriate?
In which scenario would a community cloud be most appropriate?
What distinguishes community clouds from public clouds?
What distinguishes community clouds from public clouds?
What is essential for organizations wanting to efficiently manage IaaS resources?
What is essential for organizations wanting to efficiently manage IaaS resources?
What is a common service provided by PaaS for developers?
What is a common service provided by PaaS for developers?
What type of infrastructure is provided by a community cloud?
What type of infrastructure is provided by a community cloud?
How do PaaS providers typically charge for their services?
How do PaaS providers typically charge for their services?
Flashcards
Scalability in Distributed Systems
Scalability in Distributed Systems
The ability of a system to handle increasing workloads by adding more components or resources.
Fault Tolerance in Distributed Systems
Fault Tolerance in Distributed Systems
The feature of a distributed system that allows it to continue operating even if one or more parts fail.
Transparency in Distributed Systems
Transparency in Distributed Systems
The process of hiding the complexity of a distributed system from users and applications.
Concurrency in Distributed Systems
Concurrency in Distributed Systems
The ability of a system to support multiple users working on the same data or tasks simultaneously.
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Openness in Distributed Systems
Openness in Distributed Systems
The degree to which a system's components are open to modification, extension, and sharing.
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Scalability Advantage
Scalability Advantage
Distributed systems can easily grow by adding more computers, allowing them to handle increased demand.
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Reliability and Fault Tolerance Advantage
Reliability and Fault Tolerance Advantage
If one part of a distributed system fails, others can take over, making it more resilient.
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Performance Advantage
Performance Advantage
Workloads can be split across multiple computers, resulting in faster task completion and improved overall performance.
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Enhanced Security and Privacy in Private Cloud
Enhanced Security and Privacy in Private Cloud
Private cloud provides superior security and privacy compared to public cloud options due to better control over data and access restrictions.
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Customization Flexibility in Private Cloud
Customization Flexibility in Private Cloud
Private clouds enable organizations to customize resources like storage and networks to meet their unique needs and optimize performance.
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Scalability and Allocation in Private Cloud
Scalability and Allocation in Private Cloud
Private clouds allow organizations to expand or shrink their infrastructure based on demand, ensuring efficient resource utilization.
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Performance & Reliability in Private Cloud
Performance & Reliability in Private Cloud
Private clouds offer better control over underlying infrastructure, resulting in increased performance and reliability.
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Compliance and Regulatory Advantage in Private Cloud
Compliance and Regulatory Advantage in Private Cloud
Private cloud enables easier compliance with industry regulations and data security standards due to greater control over security measures and data governance.
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Hybrid Cloud Integration with Private Cloud
Hybrid Cloud Integration with Private Cloud
Private clouds can be seamlessly integrated with public cloud services, creating a hybrid cloud environment that combines the benefits of both.
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Control and Ownership in Private Cloud
Control and Ownership in Private Cloud
Private cloud offers a high degree of control and management for organizations, putting them in charge of their own infrastructure.
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Suitable for Security-Conscious Organizations
Suitable for Security-Conscious Organizations
Private cloud is ideal for organizations with strict security requirements, needing a dedicated and secure platform for their data.
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Parallel Computing
Parallel Computing
A type of computing that utilizes multiple processing units working simultaneously to solve problems.
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Serial Computing
Serial Computing
Computing that processes tasks one after another, using a single processor.
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Problem Decomposition
Problem Decomposition
Dividing a complex problem into smaller, independent tasks that can be solved concurrently by multiple processing units.
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Time Efficiency
Time Efficiency
The advantage of parallel computing over serial computing, where multiple processors work concurrently, reducing the time required to complete a task.
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Cost Efficiency
Cost Efficiency
The benefit of parallel computing over serial computing, where multiple processors can complete a task using fewer resources, ultimately reducing costs.
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Solving Larger Problems
Solving Larger Problems
Parallel computing allows you to solve larger and more complex problems that would be impractical or impossible to solve with a single processor.
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Non-Local Resources
Non-Local Resources
Parallel computing can utilize resources from different locations, expanding computational capacity beyond local limitations.
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Finite Local Resources
Finite Local Resources
Parallel computing is beneficial when local computing resources are limited, allowing access to additional computational power.
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Community Cloud
Community Cloud
A cloud infrastructure shared by a group of organizations with common interests (e.g., healthcare, government).
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How does a Community Cloud work?
How does a Community Cloud work?
A system designed to be accessed by multiple organizations. It uses common infrastructure and services to meet those organizations' shared needs.
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Community-specific services in Community Clouds
Community-specific services in Community Clouds
Community Clouds provide services, applications, and data tailored to the specific requirements and challenges faced by the organizations within that community.
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Ownership and Management of a Community Cloud
Ownership and Management of a Community Cloud
The infrastructure is managed by one or more organizations in the community, a third party, or a combination of both. This ensures alignment with the shared needs and goals of the community.
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Security and Compliance in Community Clouds
Security and Compliance in Community Clouds
Community Clouds prioritize security and compliance measures relevant to the specific community. This includes access management, robust security controls, and adhering to industry standards.
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Cost Sharing and Efficiency in Community Clouds
Cost Sharing and Efficiency in Community Clouds
Sharing infrastructure and resources among community members leads to cost savings for each organization. This reduces the overall financial burden of establishing and maintaining a cloud environment.
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Collaboration and Knowledge Sharing in Community Clouds
Collaboration and Knowledge Sharing in Community Clouds
Community Clouds promote collaboration and knowledge sharing among participating organizations, allowing them to work together on projects, share information, and leverage resources effectively.
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What is the most concise definition of a Community Cloud?
What is the most concise definition of a Community Cloud?
A cloud technology that provides specialized services and resources for a specific group of organizations within a specific industry or sector.
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IaaS Performance Variability
IaaS Performance Variability
Performance in Infrastructure as a Service (IaaS) can fluctuate due to shared resources and multi-tenancy, impacting application response times.
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IaaS Dependency on Internet Connectivity
IaaS Dependency on Internet Connectivity
Internet access is crucial for IaaS, and any disruptions or connectivity issues can significantly impact productivity and business operations.
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IaaS Learning Curve and Complexity
IaaS Learning Curve and Complexity
Using and managing IaaS requires technical expertise, often necessitating training or hiring outside expertise.
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Cost Management in IaaS
Cost Management in IaaS
While providing scalability and flexibility, IaaS can lead to uncontrolled costs if resource utilization is not closely monitored and managed.
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What is Platform as a Service (PaaS)?
What is Platform as a Service (PaaS)?
Platform as a Service (PaaS) provides a runtime environment where developers can easily create, test, run, and deploy web applications without managing the underlying infrastructure.
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Programming Languages in PaaS
Programming Languages in PaaS
PaaS providers offer various programming languages, allowing developers to choose their preferred language for application development.
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Application Frameworks in PaaS
Application Frameworks in PaaS
PaaS platforms often provide pre-configured application frameworks to streamline the development process, reducing the amount of code developers need to write from scratch.
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Examples of PaaS Platforms
Examples of PaaS Platforms
Examples of PaaS platforms include Google App Engine, Force.com, Joyent, and Azure, offering different features and pricing options.
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What is the typical way users interact with SaaS applications?
What is the typical way users interact with SaaS applications?
Software as a Service (SaaS) applications are web-based, meaning users access them through their web browser without needing to install software on their computers. This eliminates the need for different software versions for different users, as everyone uses the same online version.
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How does SaaS impact IT costs for organizations?
How does SaaS impact IT costs for organizations?
SaaS providers maintain and support the software and hardware, reducing the workload on IT departments. Users simply access the service, freeing them from managing updates and troubleshooting issues.
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What makes SaaS applications versatile in terms of device compatibility?
What makes SaaS applications versatile in terms of device compatibility?
SaaS applications are designed to be accessible from various devices, such as desktops, laptops, tablets, and smartphones. This flexibility allows users to work from anywhere, anytime.
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How do SaaS offerings connect with other applications?
How do SaaS offerings connect with other applications?
SaaS services typically rely on APIs to communicate and integrate with other software or web services, enhancing their functionality and connectivity.
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What is the main advantage of using SaaS in terms of installation?
What is the main advantage of using SaaS in terms of installation?
SaaS services do not require users to install any software on their machines. All the processing happens on the service provider's servers, enabling instant access and reducing setup time.
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Cloud Computing
- Cloud computing is a network or internet-based system
- Cloud computing provides services over public or private networks
- Cloud computing applications include email, web conferencing, and customer relationship management
- Cloud computing enables manipulation, configuration, and access of hardware and software resources remotely
- It offers online data storage, infrastructure, and application resources
- Cloud computing platforms are independent of software, as it's not needed locally on a computer
- Cloud computing is a model for convenient, on-demand network access to configurable computing resources that can be rapidly provisioned and released with minimal management effort
- Benefits include low cost, as users do not need high-powered computers, and unlimited storage capacity, requiring only internet connectivity
Distributed Systems
- A distributed system is a collection of multiple, independent computers that communicate over a network
- These computers work together to achieve a shared goal, sharing resources, data, and tasks
- Common architectures include client-server (servers provide resources, clients request them) and peer-to-peer (each node acts as both client and server)
- Three-tier architecture has layers for presentation, application, and data
- Microservices architecture uses independent services for specific functions, communicating through networks
- Service-oriented architecture (SOA) organizes functions as services, typically with an enterprise service bus (ESB)
- Event-driven architecture uses components that interact through events, triggering specific actions
- Distributed systems have advantages like scalability, reliability, performance, and resource sharing
- Disadvantages include security concerns, the lack of existing software for distributed systems, potential network saturation, and managing databases
- Examples of use cases are financial services, social media, cloud computing
Web 1.0, 2.0, and 3.0
- Web 1.0 was focused on fetching and reading information with few content creators and many consumers
- Web 2.0 was an enhanced social Web, emphasizing reading, writing, creating, and interacting with the end user
- Web 3.0 is the next generation, envisioned as a decentralized web, focused on reading, writing, and owning
- Web 1.0 features include static pages, server-side includes, and common gateway interface (CGI)
- Web 2.0 features include dynamic content, user interaction, and APIs
- Web 3.0 features are envisioned as semantic web and artificial intelligence integration, including natural language processing
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