AppendixAnswers to the Review Questions

Chapter 2: Introduction to Services

  1. B. The Apache web server has gained popularity as being combined with the Linux OS, the MySQL database server, and the PHP programming server, making the LAMP stack. The nginX server is a newer web server that is gaining in popularity but is not part of the LAMP stack. The Lighthttpd web server has a small memory and CPU footprint, making it ideal for embedded systems but not for large-scale LAMP applications. The PostgreSQL package is a database server and not a web server.
  2. A. A daemon is a single application that runs in background listening for client connection requests, so option A is the correct answer. A super-server listens for more than one application, ...

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