Can You Pass This Toughest CCNA Subnetting Exam?
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CCNA is the hardest exam related to the Cisco Certified Network Associate Routing & Switching certification. This exam tests a student's knowledge and skills required to install, operate, and troubleshoot an enterprise's branch network. This quiz has been created to test your understanding of the number of Networks, Hosts, VLSM, and Reverse Engineering Subnets. Read the questions carefully and answer. So, let's try out the quiz. Good luck!
- 1.
- A.
Yes
- B.
No
- 2.
- A.
20 Hosts and 50 Subnets
- B.
6 Hosts and 64 Subnets
- C.
4 Hosts and 50 Subnets
- D.
2 Hosts and 64 Subnets
- 3.
- A.
199.2.1.0 - 199.2.1.255
- B.
199.2.1.32 - 199.2.1.64
- C.
199.2.1.224 - 199.2.1.255
- D.
199.2.1.252 - 199.2.1.255
- 4.
- A.
Subnet Mask 255.255.255.0 with an Increment of 2
- B.
Subnet Mask 255.255.255.192 with an Increment of 128
- C.
Subnet Mask 255.255.255.128 with an Increment of 128
- D.
Subnet Mask 255.255.255.128 with an Increment of 64
- 5.
- A.
8 Networks, First usable from second Network range = 192.168.1.33
- B.
3 Networks, First usable from second Network range = 192.168.2.33
- C.
5 Networks, First usable from second Network range = 192.168.1.1
- D.
8 Networks, First usable from second Network range = 192.168.1.1
- 6.
- A.
Subnet Mask 255.255.255.0, Range 150.20.0.0 - 150.20.0.255
- B.
Subnet Mask 255.255.0.0, Range 150.20.0.0 - 150.20.1.255
- C.
Subnet Mask 255.255.255.254, Range 150.20.0.0 - 150.20.255.255
- D.
Subnet Mask 255.255.254.0, Range 150.20.0.0 - 150.20.1.255
- 7.
- A.
210.30.12.63, 127, 191, and 255
- B.
210.30.12.64, 128,192, and 255
- C.
210.30.12.255
- D.
210.30.12.0
- 8.Your ISP has given you the address 223.5.14.6/29 to assign to your router’s interface. They have also given you the default gateway address of 223.5.14.7. After you have configured the address, the router is unable to ping any remote devices. What is preventing the router from pinging remote devices?
- A.
The default gateway is not an address on this subnet.
- B.
The default gateway is the broadcast address for this subnet.
- C.
The IP address is the broadcast address for this subnet.
- D.
The IP address is an invalid class D multicast address.
- 9.Given the address 192.168.20.19/28, which of the following are valid host addresses on this subnet? (Choose two)
- A.
192.168.20.29
- B.
192.168.20.16
- C.
192.168.20.17
- D.
192.168.20.31
- 10.How many subnets can be gained by subnetting 172.17.32.0/23 into a /27 mask, and how many usable host addresses will there be per subnet?
- A.
8 subnets, 31 hosts
- B.
8 subnets, 32 hosts
- C.
16 subnets, 30 hosts
- D.
16 subnets, 32 hosts
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