The main components of physical infrastructure are:
Servers
Storage devices
Networking devices (Routers and Switches)
Data Centers
Power supply and Backup systems
Cooling systems
Cables and Racks
These components work together to provide a stable and reliable IT environment.
Physical infrastructure is the actual hardware and equipment used to run IT systems. It includes all the physical components like servers, storage devices, networking equipment, and data centers that help computers and applications work properly.
Linux machines are connected to ssh protocal it does not allow files directly copy for the the local machine and in oraganisation source codes are maintained in git repositories
using -y does not ask for confirmation as (yes/no) while installing httpd
SSH is a Secured Shell Protocol which uses port 22 to connect to the instance.