Test on Computer Network with Answer P7

This article presents Test on Computer Network with Answer P7 in a clear, structured format. It helps readers review key concepts, test their understanding, and learn from the material.

Understanding Test on Computer Network with Answer P7

• Question 1. The Subnet address of an IP is from the 17th to the 23rd bit. What is its IP address:
  • Class A
  • Class B
  • Class C
  • Class D
• Question 2. Which of the following Subnet Mask is valid:
  • 1. 0.255.255.255

  • 0.0.0.255

  • 255.0.0.255

  • 255.255.255.0
• Question 3. In the IP address, there are 5 classes A, B, C, D, E. Class B is the class with the address range:
  • 1. 3.192.0.0.0 to 223.255.255.255
  • 240.0.0.0 to 255.255.255.255
  • 128.0.0.0 to 191.255.255.255
  • 224.0.0.0 to 239.255.255.255
• Question 4. In the IP address, there are 5 all classes: A, B, C, D, E. Class C is the class with the address range:
  • 224.0.0.0 to 239.255.255.255
  • 192.0.0.0 to 223.255.255.255

  • 128.0.0.0 to 191.255.255.255

  • 240.0.0.0 to 255.255.255.255

• Question 5. Class C is allowed to borrow up to how many bits for Subnet:
  • 2
  • 4
  • 6
  • 8
• Sentence 6. The first byte of an IP address looks like: 00000010. So which class does it belong to:
  • Class A
  • Class B
  • Class C
  • Class D
• Question 7. A class C network needs to split into 9 subnets using the following Subnet Mask:
  • 1. 255.255.224

  • 255.0.0.255

  • 255.224.255.0

  • 255.255.255.240 (240 = 111100002)

• Question 8. Which of the following commands is used to add a link in the routing table to the Windows operating system:
  • 1. Nslookup
  • 1. Route
  • 1. Ipconfig
  • 1. Tracert
• Sentence 9. The second layer in the OSI model separates the bit stream from the Physical Layer into:
  • 1. Segment
  • 1. Frame
  • Packet
  • PSU
• Question 10. Which method is used to prevent unauthorized access (according to the predetermined access list) and can filter out packets:
  • 1. Encryption
  • 1. PhysicalProtection
  • 1. Firewall
  • 1. Login/password