Error: file_put_contents(/home/sdp/web/themes-production.sdp-platform.com/storage/framework/views/bd392427fda80954729f2981f50762bb.php): Failed to open stream: Permission denied

Using Whois and Dig DNS related tools

Prepare a report about these two topics A and B below

A/ Explain Using Whois and Dig DNS related tools, Also, cover the material requested by Problem 18. (Attached Below)

B/ We mentioned Google’s Chrome browser implements reliability in an application-layer protocol on top of UDP call the QUIC protocol Please present how it works. (Attached Below Source for this)