Chapter 17, Problem 7PE

Explanation of Solution

Main reasons:

• The Common Gateway Interface (CGI) usually starts a new process for serving each and every request.
  • Starting a new process every time significantly increases the operating system (OS) overhead.
• Conversely, servlets are executed as threads of an already existing process.
  • Executing threads from an existing process typically reduces the OS overhead.
• Additionally, the process executing threads can be the webserver process itself...