Networking Concepts Questions
Practice questions for Networking Concepts topic in CompTIA Network+. 25 questions covering this domain.
Which protocol operates at UDP port 161 and is used to monitor and manage network devices by polling MIB objects?
What type of transmission sends data from one sender to all devices on the network segment?
Which layer of the OSI model is responsible for logical addressing and routing packets between networks?
What is the primary purpose of Network Function Virtualization (NFV)?
A network engineer is designing an addressing scheme. The host address is 172.20.45.130/26. Which of the following correctly identifies the network ad...
Which network topology connects every device directly to every other device?
A network technician needs to allow hosts to automatically receive an IP address, subnet mask, default gateway, and DNS server information. Which prot...
A company needs to divide the 192.168.10.0/24 network into subnets that each support at least 30 hosts. Which subnet mask satisfies this requirement w...
An administrator is troubleshooting connectivity. A host cannot reach external addresses but can reach other hosts on the same subnet. Running `ipconf...
Which cloud deployment model allows an organization to use both private on-premises infrastructure and public cloud resources, connected by a network ...
Which connector type is most commonly associated with single-mode and multimode fiber optic cabling in enterprise environments and uses a push-pull lo...
Which IPv4 address range is reserved for APIPA (Automatic Private IP Addressing)?
What is the well-known port number for HTTPS?
A network administrator needs to provide connectivity between a remote office and headquarters over the internet securely. Which type of connection cr...
What is the purpose of a loopback address in IPv4?
A company uses a SaaS application for email. The vendor manages all infrastructure, platform, and software; the customer only manages user accounts an...
A host with IP 10.0.0.0/8 needs to reach a host at 10.50.30.1. The router has the following routes: 10.0.0.0/8 via 192.168.1.1, 10.50.0.0/16 via 192.1...
Which protocol resolves IP addresses to MAC addresses on a local network segment?
Which well-known port is used by SMTP to send email between mail servers?
At which OSI layer do switches primarily operate by forwarding frames based on MAC addresses?
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