<u>Normally windows end user can login 3 ways as follow:</u>
1. End user can Login as local account where user has not connected or even connected to local Area network LAN.
2. Next user can login into cloud accounts nothing but hot mail accounts
3. Login to windows domain controller where end user should connect to LAN.
Purpose of installation of Windows domain controller with Active Directory is to keep trace and keep log history activities.
Due to windows domain controller with Active Directory end user desktop or laptop has control on software access also.
Every time when end user login on windows domain controller a small modified is executed whenever is required. It is not going effort the workstation performances.
Note: - Domain severs should be POWER on first.
Answer: PKI certificates
Explanation: PKI is known as the public key infrastructure which is commonly used for the encryption of the data and also for the data signing. They have the ability to assign the keys pair.
PKI certificates are in the form of strings of alpha-numeric running for a mathematical functions. They use the third party protocols for the execution and they are widely accepted by the authoritative identity.
The answer & explanation for this question is given in the attachment below.