Describe the Properties of IPv4 Addressing NETWORKING-FOUNDATIONS Practice Questions (Page 3)

Questions 11–15

1. 11application · easy

   A network engineer is testing network connectivity on a router. The engineer pings the address 127.0.0.1 and receives a response. What does this response indicate?

   • AThe router's TCP/IP stack is functioning correctly.
   • BThe router's default gateway is reachable.
   • CThe router's Ethernet interface is up.
   • DThe router can reach the internet.
   Reveal Solution Discussion Select an answer first
2. 12foundation · easy

   What is the default subnet mask for a Class B IPv4 address?

   • A255.255.0.0
   • B255.0.0.0
   • C255.255.255.0
   • D255.255.255.255
   Reveal Solution Discussion Select an answer first
4. 13foundation · easy

   In a Class C IPv4 address, which portion of the address is considered the default network portion?

   • AThe first octet
   • BThe first three octets
   • CThe last octet
   • DThe first two octets
   Reveal Solution Discussion Select an answer first
5. 14application · medium

   A technician is troubleshooting a Windows workstation that cannot reach the internet. The IP configuration shows the address 169.254.10.25 with a subnet mask of 255.255.0.0. What is the most likely cause of this issue?

   • AThe workstation is configured with a public IP address that is not routable.
   • BThe workstation's default gateway is set to 169.254.0.1.
   • CThe DHCP server is unreachable, and the workstation has assigned itself an APIPA address.
   • DThe workstation is using a static IP address that is outside the DHCP scope.
   Reveal Solution Discussion Select an answer first
6. 15foundation · easy

   What is the purpose of the IPv4 loopback address 127.0.0.1?

   • ATo allow a device to communicate with itself for testing
   • BTo represent an unknown or invalid destination
   • CTo broadcast to all hosts on the local network
   • DTo automatically assign an IP address when DHCP fails
   Reveal Solution Discussion Select an answer first