CompTIA A+ Core 1 · 220-1101
Objective 2.6: Compare and contrast common network configuration concepts
Practice questions for A+ Core 1 objective 2.6, “Compare and contrast common network configuration concepts.” Every question is original, written to the 220-1101 exam objectives, and comes with a full explanation — answer them below to see instant grading.
This objective sits in Domain 2.0: Networking, which is about 20% of the exam — so mastering it moves your readiness score meaningfully.
1.What is the primary advantage of IPv6 over IPv4 in terms of addressing?
2.A company wants to logically separate departments on the same physical switch infrastructure without purchasing additional hardware. Which technology enables this?
3.Which technology allows multiple devices on a private LAN to share a single public IP address when accessing the internet?
4.A network has been assigned the block 10.10.10.0/26. How many usable host addresses are available in this subnet?
5.An administrator uses CIDR notation 192.168.10.0/28 for a subnet. How many usable host addresses does this subnet provide?
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