$3\mathrm{.}1$

Analyse how implementing network segmentation would improve security at NetSafeTech, specifically addressing the risks posed by unauthorized devices.

$(10$ Marks$)$

$3\mathrm{.}2$

Evaluate the role of Quality of Service $($QoS$)$ in managing network performance during peak hours, particularly for real$-$time applications such as monitoring services.

$(10$ Marks$)$

$3\mathrm{.}3$

Design a disaster recovery plan for NetSafeTech, outlining key components such as data backups, failover systems, and testing procedures to ensure business continuity during outages.

$(15$ Marks$)$

$3\mathrm{.}4$

Discuss the security implications of implementing remote access for NetSafeTech's employees and propose measures to ensure secure access to the network from remote locations.

$(15$ Marks$)$