CompTIA JK0-023 Q&A - in .pdf

  • Exam Code: JK0-023
  • Exam Name: CompTIA Network+ certification
  • Q & A: 995 Questions and Answers
  • PDF Price: $59.99
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CompTIA JK0-023 Q&A - Testing Engine

  • Exam Code: JK0-023
  • Exam Name: CompTIA Network+ certification
  • Q & A: 995 Questions and Answers
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CompTIA JK0-023 Exam Syllabus Topics:

SectionObjectives
Network Technologies- Network devices and infrastructure
  • 1. Routers, switches, hubs, and bridges
    • 2. Wireless networking components
      - Cabling and connectors
      • 1. Ethernet standards and wiring schemes
        • 2. Copper and fiber media types
          Network Security- Security principles
          • 1. Encryption and secure protocols
            • 2. Authentication and authorization concepts
              - Network attacks and mitigation
              • 1. Firewalls and access control
                • 2. Common network threats
                  Network Media and Topologies- Topologies
                  • 1. Star, mesh, bus, and hybrid topologies
                    - Wireless standards
                    • 1. 802.11 standards overview
                      Network Management- Network configuration and documentation
                      • 1. IP addressing basics (IPv4/IPv6)
                        • 2. Subnetting fundamentals
                          - Network monitoring and troubleshooting
                          • 1. Performance monitoring concepts
                            • 2. Common network troubleshooting tools

                              CompTIA Network+ certification Sample Questions:

                              Question #1

                              A user is having difficulty connecting a laptop to the company's network via a wireless connection. The user can connect to the network via a wired NIC. The technician thinks the user's wireless NIC has failed. Which of the following network troubleshooting methodology steps should the technician perform NEXT?

                              • A. Implement the solution or escalate as necessary.
                              • B. Re-establish new theory or escalate.
                              • C. Establish a plan of action to resolve the problem.
                              • D. Test the theory to determine the cause.
                              Answer: D
                              Question #2

                              The Network Interface Layer of the TCP/IP model corresponds to which of the following layers of the OSI model? (Select TWO).

                              • A. Transport
                              • B. Physical
                              • C. Data link
                              • D. Network
                              • E. Session
                              Answer: B,C
                              Question #3

                              Which of the following security protocols would BEST protect a connection to a remote email server and ensure full integrity of all transmitted email communication?

                              • A. SNMPv3
                              • B. WPA2
                              • C. SMTP
                              • D. TLS 1.2
                              Answer: D
                              Question #4

                              A technician is looking to create a new network cable. Which of the following tools would assist in creating and testing a cable properly? (Select TWO).

                              • A. Butt set
                              • B. Cable certifier
                              • C. Network analyzer
                              • D. Toner probe
                              • E. Crimper
                              Answer: B,E
                              Question #5

                              Which of the following cable types allows for the LONGEST distance of a Gigabit Ethernet connection?

                              • A. Coaxial
                              • B. CAT6a
                              • C. Multimode fiber
                              • D. Single mode fiber
                              Answer: D

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