Test Your Web-scale IQ!
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Web-scale IT is a better approach to designing, building and managing datacenter infrastructure pioneered by web companies such as Google, Amazon, and Facebook - and it's becoming rapidly relevant for the enterprise. What's your web-scale IQ? Take the short quiz to find out!
- 1.What is your email address?
- 2.What is your Twitter handle?
- 3.Which of the following are NOT problems with traditional network-based storage?
- A.
Network performance bottlenecks as server resources are scaled and more applications come online
- B.
Storage managed with different granularity than VMs (e.g., LUNs, files)
- C.
Creates separately-managed resource silos because solutions are not versatile for a wide range of use cases
- D.
So simple to manage and troubleshoot that admins have free time to fill
- 4.Which aspect of IT infrastructure does web-scale infrastructure simplify?
- A.
Buying
- B.
Deploying
- C.
Managing
- D.
Scaling
- E.
All of the above
- 5.Cassandra is a:
- A.
Scalable, distributed no-SQL database built to run on commodity servers
- B.
Protocol for solving consensus in a network of unreliable processors
- C.
Beatles song
- D.
System for serializing structured data
- 6.Paxos is a:
- A.
Declarative model-based approach to IT automation
- B.
Protocol for solving consensus in a network of unreliable processors or participants
- C.
Centralized repository of configuration information
- D.
Microkernel operating system
- 7.Zookeeper is a:
- A.
XML-based build framework for software projects
- B.
Powerful monitoring system that enables proactive issue resolution
- C.
Service that provides centralized configuration, naming, and distributed synchronization in a clustered environment
- D.
Nickname for VCs who incubate wild ideas in the Silicon Valley
- 8.Protocol buffer is a:
- A.
Method for encoding structured data extensibly and efficiently
- B.
Next-generation WAN-optimization technique
- C.
Declarative model-based approach to IT automation
- D.
Distributed hash table to store (key, value) pairs
- 9.What is the typical ratio of admin to servers managed in web-scale datacenters?
- A.
1:65
- B.
1:450
- C.
1:1,000
- D.
1:10,000+
- 10.Web-scale datacenters use extensive automation to achieve operational efficiency. TRUE/FALSE?
- A.
True
- B.
False
- 11.The only way to get web-scale infrastructure in your datacenter is to build it yourself the way Facebook and Google do. TRUE/FALSE?
- A.
True
- B.
False
- 12.Which of the following are NOT common traits found in web-scale datacenters?
- A.
Standard hardware components
- B.
Distributed, massively parallel software
- C.
Specialized, single-function hardware appliances
- D.
Maintaining data close to compute resources
- 13.Massive parallelism with a distributed scale-out architecture is essential to scale infrastructure without limits. TRUE/FALSE?
- A.
True
- B.
False
- 14.Web-scale infrastructure is only relevant to web companies with millions of users and petabytes of data to store and manage. TRUE/FALSE?
- A.
True
- B.
False
- 15.Which of the following are NOT benefits of web-scale infrastructure?
- A.
Eliminates the need for specialized IT skills
- B.
Eliminates islands of storage
- C.
Enables infrastructure elasticity and rapid growth
- D.
Delivers overall system resiliency by building hardware that does not fail
- 16.It is not possible to achieve strict consistency in a scale-out system at large scale. TRUE/FALSE?
- A.
True
- B.
False
- 17.Getting the full benefit of web-scale infrastructure requires applications to be custom-built to use underlying infrastructure capabilities. TRUE/FALSE?
- A.
True
- B.
False
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