Contents of this article
This blog contains a 10 questions mcq for subnetting. you can check your knowledge about subnetting basic by playing the below quiz . you need to select the correct answer from below quiz. There is a button at the end of this page to check your result. The button will show you your score and correct answers. You can check your knowledge about subnetting basics.
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1. What is first broadcast address for a /17 class B network
A) 128.256
B) 127.255
C) 127.256
D)None of the above.
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2. How many Subnets in a /20 class B netwrok ?
A) 20.
B) 4.
C) 16.
D) 14.
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3. How many Subnet in a /25 class B network ?
A) 256.
B) 512.
C) 255.
D) 510.
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4. What is the block size in a /26 class B network ?
A) 64.
B) 32.
C) 128.
D) None of the above.
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5. What is the Subnet address for IP address 172.16.50.10/19 ?
A) 172.16.16.0
B) 172.16.64.0
C) 172.16.32.0
D) None of the above.
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6. How many subnets in a /20 class A network?
A) 1024.
B) 8192.
C) 2048.
D) 4096.
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7. What is the block size of a /26 class A netword ?
64.
B) 32.
C) 128.
D) None of the above.
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8. Which one is called classfull routing protocol ?
A) OSPF.
B) RIPv2.
C) RIP.
D) EIGRP.
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9. Mask for /27 is ?
A) 240.
B) 224.
C) 254.
D) 192.
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10. Which is not a valid subnet for any class ?
A) /30.
B) /31.
C) /1.
D) none of the above.
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