Pergunta de entrevista da empresa F5

1. How does DNS work? ( detail) 2. What is DNS query ? 3. Default route and Static route? 4. HTTP request. 5.Subnet? 6. Detail of 3 way handshake? 7. How does browser know SSL certificate? 8. HTTP method? 9.TCP Flags? 10. Where to find confi files in linux? 11. Location of messages in Linux? 12. Commands to grant permission, ownership of file in linux? 13. How to make a file exceutable in linux? 14. How to reset root password in linux? 15. checking traffic, performance, disk space on linux.