CompTIA Network+ Practice Test

What does the term "ad hoc" refer to in a wireless network context?

1. Networks that are permanently established

2. Networks set up for a specific purpose without prior planning

3. Networks that require a centralized management system

4. Networks using complex security protocols

The correct answer is: Networks set up for a specific purpose without prior planning

In the context of wireless networks, "ad hoc" refers to networks that are created for a specific purpose and are typically established spontaneously or without extensive prior planning. This type of network allows devices to communicate directly with each other instead of relying on a central access point or infrastructure. Ad hoc networks can be very useful in scenarios where a temporary connection is needed, such as in a group of users needing to share files in a remote location, during emergency response situations, or at events where network infrastructure is limited. In contrast, the other options describe characteristics of different types of networks. Established networks are typically designed with a specific architecture and are not temporary in nature. Networks that require a centralized management system imply a more structured setup with an access point managing the connections, which is the opposite of the flexible and spontaneous nature of ad hoc networks. Lastly, the mention of complex security protocols doesn't directly pertain to the defining characteristic of ad hoc networking, which focuses more on its formation and application rather than security complexity.