Quiz on Classful IP address Part-2

Chapter:Classful IP address

Click on the correct answer for each question.

No negative marking and no time limit.

At the end check the score and correct your answer.

• 1.The loopback IP in Windows PC is _______________

  
  A)127.0.1.1
  
  B) 127.0.0.0
  
  C)127.1.1.1
  
  D)127.0.0.1
  
  

• 2. An IP address 172.16.0.0 in a IP pool 172.20.21.5/12 is the ____________

  
  A)Broadcast address
  
  B)loop back address
  
  C)Network address
  
  D) Gateway address
  
  

• 3.In hexadecimal notation IPv4 address has ______ hex digits

  
  A)16
  
  B)8
  
  C)4
  
  D)32
  
  

• 4. The default netmask of Class C is

  
  A) 255.0.0.0
  
  B) 255.255.255.255
  
  C)255.255.0.0
  
  D)255.255.255.0
  
  

• 5. To utilize a Class A network efficiently, an organization should have _________ number of hosts in a network

  
  A) 20 Million
  
  B) 64 Thousand
  
  C) 2.1 Billion
  
  D) 16 Million
  
  

• 6. There are ________ networks in Class B address

  
  A)32 Thousand
  
  B)2 Billion
  
  C)64 Thousand
  
  D)16 Thousand
  
  

• 7. A class C address has 3 octets as network prefix. Out of them leftmost ______ bits are fixed and cannot be changed .

  
  A)3
  
  B)1
  
  C)4
  
  D)2
  
  

• 8. The IP address reserved for experimental purpose has first octet decimal value ________

  
  A)224-239
  
  B)224-255
  
  C)240-255
  
  D)239-254
  
  

• 9. A CIDR notation of Slash(/31) has equivalent subnet mask __________________.

  
  A) 255.255.255.252
  
  B)255.255.255.0
  
  C)255.255.255.255
  
  D)255.255.255.254
  
  

• 10. If you put all binary 1's in host identifier in an IP address, you get the ______________

  
  A)Network address
  
  B)Broadcast address
  
  C)First valid IP
  
  D)Last valid IP
  
  

Click on the correct answer for each question.

No negative marking and no time limit.