Expected N10-009 Exam Topics, as suggested by CompTIA :

• Module 1: Networking Fundamentals: For network administrators and IT support professionals, this domain covers OSI reference model concepts, Comparison of networking appliances, applications, and functions Cloud concepts and connectivity options, and Common networking ports.
• Module 2: Network Implementation: For network technicians and junior network engineers, this section covers Characteristics of routing technologies, Configuration of switching technologies and features, and Selection and configuration of wireless devices.
• Module 3: Network Operations: For IT operations staff and network operations center (NOC) technicians, this part of the exam covers the purpose of organizational processes and procedures and use of network monitoring technologies.
• Module 4: Network Security: This section of the exam for cybersecurity specialists and network security administrators covers the importance of basic network security concepts, Various types of attacks and their impact on the network, application of network security features, defense techniques, and solutions.
• Module 5: Network Troubleshooting: For help desk technicians and network support specialists, this section covers troubleshooting methodology, troubleshooting common cabling and physical interface issues, troubleshooting common issues with network services, and use of appropriate tools or protocols to solve networking issues.