Q1 When estimating Web Server performance requirements what are the three

Q1 when estimating web server performance

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Q1: When estimating Web Server performance requirements, what are the three numbers that you should be estimating? Q2: What is a web server “farm”?
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Q3: What is the approach used by sites like CNN for Load Balancing? Q4: What are the 2 main reasons that Nginx is recommended for high traffic sites. A4: a) “low” memory usage and b) “large” number of requests per second for large concurrent connections (high traffic). Q5: List two ways of improving Apache performance. A5: Two of these: a) Add additional RAM, b) Tune MinSpareServers and MaxSpareServers c) Enable HTTP compresions d) Use Nginx as reverse-proxy e) Use “fast:” modules liker mod_fastcgi f) Use “direct” modules like mod_php g) Load only “required: module for a smaller footprtint (low memory) JavaScript Frameworks Serverless Applications Questions [10 pts] Each question is worth 2 points. Q1: Name two properties of Node.js?
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Q2: What architectures are supported by AngulaJS A2: MVC (Model – View - Controller) MVVM (Model – View – ViewModel) Q3: What is the approach used by sites like CNN for Load Balancing? [ ] All of the above Note: there is no partial credit Q4: What are the 2 main reasons that Nginx is recommended for high traffic sites. A4: Which of the following are true of AWS Lambda? [ X ] No servers to manage [ X ] Continuous scaling [ ] Subminute metering [ X ] bring your oen code [ ] Complex resource model [ X ] Flexible Authorization and Use [ ] Not suitable for real-time data processing [ X ] Easy to build scalable backend services [ ] All of the above Note: there is no partial credit Q5: What is this code an example of?
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Q4: Who make up the observers or “chickens” in agile development? Q5: What is a Scrum “retrospective”?
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