18 Questions
What is the primary design goal for scalability mentioned in the text?
Partition data and computations across multiple machines
Which of the following is NOT a technique for scaling systems mentioned in the text?
Implement a centralized naming service
What is the primary challenge with replication and caching mentioned in the text?
Inconsistency between replicated/cached copies
Which of the following is an example of geographical scalability mentioned in the text?
Replicated file servers and databases
Which of the following is an example of portability of applications mentioned in the text?
Decentralized information systems like the World Wide Web
What is the purpose of having separate handlers for incoming responses, as mentioned in the text?
To facilitate asynchronous communication
What is one of the root causes for scalability problems with centralized solutions?
Network between the user and the centralized service
Why can't many distributed systems assume synchronous client-server interactions when expanding from LAN to WAN?
Latency issues may prevent the client from receiving quick responses
In the context of scalability, what is one of the issues with administrative scalability?
Conflicting policies on usage, management, and security
How can problems with geographical scalability be addressed in systems?
Developing separate naming and directory services
What is a key challenge in moving streaming video from LAN to WAN?
Unreliable WAN links
What is an example of a peer-to-peer network mentioned that does not face administrative scalability issues?
File-sharing systems (based on BitTorrent)
Which of the following is NOT a key component of scalability in distributed systems?
Cost of hardware and infrastructure
What is the primary challenge in achieving scalability for modern distributed systems?
Ensuring geographical and administrative scalability
Which of the following statements about scalability in distributed systems is TRUE?
Administrative scalability is typically the least considered aspect
What is a common solution to address size scalability in distributed systems?
Operating multiple powerful servers in parallel
Which aspect of scalability is often overlooked or not fully addressed in modern distributed systems?
Both geographical and administrative scalability
Which of the following statements about scalability in distributed systems is FALSE?
Most modern systems are designed to be scalable in all three dimensions
Test your knowledge on scalability design goals, size scalability, and root causes for scalability problems with centralized solutions. Explore issues related to computational capacity, storage capacity, and network performance in centralized services.
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