A web server needs to be accessible from the internet. The server is currently assigned the private IP address 10.0.0.10. The administrator needs to configure the network so that external users can reach the web server. What is the most appropriate solution?

Assign the server a public IP address and configure port forwarding on the router.

Configure the server to use a static IP address instead of DHCP.

Change the server's IP address to 172.16.0.10.

What is the primary purpose of the host portion of an IPv4 address?

To determine the default gateway

To identify the specific device on the network

To identify the network segment

A network administrator is configuring a new server and wants to ensure that the server can communicate with other devices on the network. The administrator assigns the server the IP address 127.0.0.1. Which of the following is the most likely result of this configuration?

The server will automatically obtain a new IP address from DHCP.

The server will be able to communicate with all devices on the local network.

The server will only be able to communicate with itself.

The server will be able to communicate with devices on the internet.

What is a key consideration when planning an IPv4 addressing scheme for multiple subnets?

Using the same subnet mask for all subnets

Assigning public addresses to all devices

Ensuring each subnet has enough host addresses for its devices

CompTIANetwork+

Domain 1Objective 9

IPv4 Addressing N10-009 Practice Questions (Page 1)

Part of the Networking concepts domain, which makes up ~25% of our current practice bank. CompTIA does not publish an official question count, but from its 90-minute exam (~35–60 total, ~9–15 in this domain), expect 1–2 from this objective — we provide 32 practice questions to prepare you well beyond it. (estimate)

32questions here

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10concepts

Questions 1–5

1application · medium
A web server needs to be accessible from the internet. The server is currently assigned the private IP address 10.0.0.10. The administrator needs to configure the network so that external users can reach the web server. What is the most appropriate solution?
Select an answer first
2foundation · easy
What is the primary purpose of the host portion of an IPv4 address?
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3expert · medium
A network administrator is configuring a new server and wants to ensure that the server can communicate with other devices on the network. The administrator assigns the server the IP address 127.0.0.1. Which of the following is the most likely result of this configuration?
Select an answer first
4foundation · easy
What is a key consideration when planning an IPv4 addressing scheme for multiple subnets?
Select an answer first
5expert · medium
A company has been allocated the 172.16.0.0/16 address space. The network must support 4 departments: Sales (500 devices), Marketing (250 devices), Engineering (1000 devices), and HR (100 devices). The administrator wants to minimize wasted addresses while ensuring each department is on its own subnet. Which subnet mask should be assigned to the Engineering department?
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