Demonstrate How to Set a Bandwidth Limit F5N3 Practice Questions (Page 2)

Questions 6–10

1. 6foundation · easy

   An administrator has set limit_rate to 100k; and wants to confirm the limit is working. Which command would show the actual download speed from the server?

   • Acurl --limit-rate 100k http://example.com/file.zip
   • Btail -f /var/log/nginx/error.log
   • Ccurl -o /dev/null -s -w '%{speed_download}' http://example.com/file.zip
   • Dnginx -t
   Reveal Solution Discussion Select an answer first
2. 7application · medium

   A content delivery network edge server uses NGINX to serve cached assets. The administrator wants to give clients from a specific IP range a higher bandwidth limit than other clients. The administrator has a map that sets $client_class to 'premium' for the preferred IP range and 'standard' for everyone else. Which configuration applies a different bandwidth limit based on $client_class?

   • Alimit_rate $limit_rate;
   • Blimit_rate_after $client_class;
   • Cset $limit_rate $client_class;
   • Dlimit_rate $client_class;
   Reveal Solution Discussion Select an answer first
4. 8application · medium

   A file-sharing service wants to give premium users faster download speeds than free users. The NGINX configuration uses a variable $download_speed that is set to 'fast' for premium users and 'slow' for free users. The administrator wants to apply a bandwidth limit that varies based on this variable. Which configuration snippet correctly implements this?

   • Alimit_rate $download_speed;
   • Blimit_rate_after $download_speed;
   • Cset $limit_rate $download_speed;
   • Dlimit_rate $limit_rate;
   Reveal Solution Discussion Select an answer first
5. 9foundation · easy

   Which configuration snippet correctly sets a bandwidth limit of 1 MB per second for all responses served by the server?

   • Alocation / { limit_rate 1m; }
   • Bserver { limit_rate 1m; }
   • Chttp { limit_rate 1m; }
   • Dserver { limit_rate_after 1m; }
   Reveal Solution Discussion Select an answer first
6. 10foundation · easy

   After configuring a bandwidth limit, an administrator wants to verify that the limit is actually being enforced. Which method is most appropriate?

   • AUse the curl --limit-rate option.
   • BRun nginx -t to test the configuration.
   • CDownload a file from the server and measure the transfer speed.
   • DCheck the NGINX error log for rate limit messages.
   Reveal Solution Discussion Select an answer first