Asandboxis an isolated virtual environment used totest or run applications securelywithout risk to the host or network. It prevents the VM from communicating with external systems, making it ideal for testing malware or suspicious software.
Option A (VDI):Virtual Desktop Infrastructure allows network communication; it does not restrict it.
Option B (Private cloud):Refers to a cloud deployment model, not a communication barrier.
Option D (Type 1 hypervisor):Runs VMs directly on hardware and doesnotinherently block communication.
CompTIA A+ Core 1 Exam Objective Reference:
Objective 4.1: Compare and contrast cloud computing concepts.