CompTIA JK0-019 : CompTIA E2C Network + Certification Exam

JK0-019 real exams

Exam Code: JK0-019

Exam Name: CompTIA E2C Network + Certification Exam

Updated: Aug 25, 2026

Q & A: 828 Questions and Answers

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CompTIA JK0-019 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Network Media and Devices20%- Networking hardware
  • 1. Switches
  • 2. Wireless access points
  • 3. Routers
- Cabling technologies
  • 1. Fiber optic media
  • 2. Copper media
Topic 2: Network Concepts20%- OSI and TCP/IP models
  • 1. Protocol functions
  • 2. Encapsulation and addressing
- Network topologies
  • 1. Physical and logical topologies
  • 2. LAN, WAN and MAN
Topic 3: Network Security20%- Security technologies
  • 1. Wireless security
  • 2. VPN
  • 3. Firewalls
- Access control
  • 1. Authentication methods
  • 2. Security best practices
Topic 4: Network Installation and Configuration25%- Network services
  • 1. NAT
  • 2. DNS
  • 3. DHCP
- IP addressing
  • 1. IPv6 fundamentals
  • 2. IPv4 subnetting
Topic 5: Network Troubleshooting and Support15%- Performance analysis
  • 1. Diagnostic tools
  • 2. Connectivity issues
- Troubleshooting methodology
  • 1. Problem identification
  • 2. Testing and verification

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