CompTIA Updated SK0-005 Exam Questions and Answers by mikey

netstat is a command-line tool that displays network connections, routing tables, interface statistics, and more. The -a option shows all listening and non-listening sockets on the server. This can help check the open ports on a server and identify any unwanted or malicious connections.References:https://docs.microsoft.com/en-us/windows-server/administration/windows-commands/netstat

RTO stands for Recovery Time Objective and it is a metric that defines the maximum acceptable amount of time that a system or service can be unavailable after a disaster or disruption. RTO is part of the business continuity planning and disaster recovery planning processes. RTO ensures a guarantee of the amount of time it will take to restore a downed service by setting a target or goal for recovery. RTO can vary depending on the criticality and priority of the service.References: https://www.comptia.org/training/resources/exam-objectives/comptia-server-sk0-005-exam-objectives (Objective 3.3)

DHCP stands for Dynamic Host Configuration Protocol and it is a network protocol that automatically assigns IP addresses and other network configuration parameters to devices on a network. DHCP can help simplify IP configuration without manually adding any IP addresses. DHCP works by using a DHCP server that maintains a pool of available IP addresses and leases them to devices that request them. The devices can renew or release their IP addresses as needed.References: https://www.comptia.org/training/resources/exam-objectives/comptia-server-sk0-005-exam-objectives (Objective 2.1)

Open-source software is software that is freely available and can be modified and distributed by anyone. It usually requires very little technical support and has no licensing fees. Therefore, it would be the lowest cost solution for an application that does not need much support.References: https://www.comptia.org/training/resources/exam-objectives/comptia-server-sk0-005-exam-objectives (Objective 2.3)