It means you cant send email since port 25 id reserved for SMTP protocol
If you are in war, Wearable Technology would provide Night Vision which would spot Hostile Soldiers in forests or in the dark.
Answer:
The answer is "Open System".
Explanation:
The term open system means a computing system, that integrated across software and hardware devices and provides complies with the same accessibility requirement.
- This connectivity and functionality mean, that a machine operating the Windows OS could be regarded as an open platform as can be seen by Windows being such a software OS.
- It is composed of the non-owned development tool, which is based on publicly reported values, that enable service providers to generate attach-on to the system.
I believe the answer is C) Model.
