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Article Source: CCNA 1 Networking Basics (Version 3.1)

Take Assessment - Module 9/10 Exam - (Version 3.1)

1. What is the primary responsibility of the transport layer?
• allows access to the network media
• provides data representation and encoding
• selects paths through the network for data to travel
• defines end-to-end connectivity between host applications

2. Why is IP considered a best-effort protocol?
• IP detects lost packets.
• IP validates the content of the packets.
• IP does not provide acknowledgment of the data delivery.
• IP reorders the packet as they arrive at the destination host.

3. Which two statements correctly describe the IP address 127.0.0.1? (Choose two.)
• It belongs to the Class A range of addresses.
• It belongs to the Class B range of addresses.
• It belongs to the Class C range of addresses.
• It is reserved for loopback testing.
• It is reserved for multicast group testing.
• It is reserved for unicast testing.

4.

Refer to the exhibit. Which two statements are correct in reference to the output shown? (Choose two.)
• The LAN segment is subnetted to allow 254 subnets.
• The DNS server for this host is on the same subnet as the host.
• The host automatically obtained the IP addresses 192.168.1.100.
• The host received the IP address from the router on the local LAN segment.
• The host is assigned an address of 00-50-8D-F1-EA-8D by the administrator.

5. Which three addresses are considered to be private addresses? (Choose three.)
• 10.45.09.23
• 15.87.234.87
• 172.32.45.90
• 172.17.78.98
• 192.169.89.56
• 192.168.45.23

6. What is the purpose of a DHCP server on a network?
• to resolve MAC addresses to IP addresses
• to resolve IP addresses to MAC addresses
• to resolve host names to IP addresses
• to assign IP addresses dynamically to hosts
• to assign a MAC address to a host

7.


Refer to the exhibit. The small office LAN shown in the exhibit may eventually be connected to the Internet. According to Cisco best practice, which IP network addresses should be used?
• 12.0.0.0
• 172.0.0.0
• 172.168.0.0
• 192.32.17.0
• 192.168.67.0
• 225.1.5.0

8.


Refer to the exhibit. Which devices are recommended to have the IP addresses manually configured?
• PC1 and PC2
• all servers
• only PC2 Laptop
• all hosts and all servers

9.




Refer to the exhibit. Based on the information shown, which two statements are true? (Choose two.)
• An ARP request must be used to obtain an address that is placed in the ARP table.
• Frames from other hosts in the network to this host will use a destination address of 00-06-25-25-6e-5d.
• The only remote locations that can be reached from this host are 192.168.1.97 and 192.168.1.254.
• If a packet is sent to a network device other than 192.168.1.97 and 192.168.1.254, an ARP request must be used.
• If the computer with the IP address of 192.168.1.94 sends a packet to the device with the IP address 192.168.1.97, no ARP request is required.

10. Which TCP/IP model layer supports both LAN and WAN technologies?
• network access layer
• internet layer
• transport layer
• application layer

11. Which subnet mask would be assigned to the network address of 192.168.32.0 to provide 254 useable host addresses per subnetwork?
• 255.255.0.0
• 255.255.255.0
• 255.255.254.0
• 255.255.248.0

12.


Refer to the exhibit. Host A pings host B. When R4 accepts the ping into the Ethernet interface, what two pieces of header information are included? (Choose two.)
• source IP address: 192.168.10.129
• source IP address: BBBB.3333.5677
• source MAC address: 5555.AAAA.6666
• destination IP address: 192.168.10.33
• destination IP address: 192.168.10.134
• destination MAC address: 9999.DADC.1234

13. What header address information does a router change in the information it receives from an attached Ethernet interface before information is transmitted out another interface?
• only the Layer 2 source address
• only the Layer 2 destination address
• only the Layer 3 source address
• only the Layer 3 destination address
• the Layer 2 source and destination address
• the Layer 3 source and destination address

14.


Host A is connected to the LAN, but it cannot connect to the Internet. The host configuration is shown in the exhibit. What are the two problems with this configuration? (Choose two.)
• The host subnet mask is incorrect.
• The host is not configured for subnetting.
• The default gateway is a network address.
• The default gateway is on a different network than the host.
• The host IP address is on a different network from the Serial interface of the router.

15. An IP network address has been subnetted so that every subnetwork has 14 usable host IP addresses. What is the appropriate subnet mask for the newly created subnetworks?
• 255.255.255.128
• 255.255.255.224
• 255.255.255.240
• 255.255.255.248
• 255.255.255.252

16. A company is using a Class B IP addressing scheme and expects to need as many as 100 networks. What is the correct subnet mask to use with the network configuration?
• 255.255.0.0
• 255.255.240.0
• 255.255.254.0
• 255.255.255.0
• 255.255.255.128
• 255.255.255.192

17.


Refer to the exhibit. The network administrator has assigned the internetwork of LBMISS an address range of 192.168.10.0. This address range has been subnetted using a /29 mask. In order to accommodate a new building, the technician has decided to use the fifth subnet for configuring the new network. By company policies, the router interface is always assigned the first usable host address and the workgroup server is given the last usable host address. Which configuration should be entered into the IP server properties to get connectivity to the network through the router?
• IP address: 192.168.10.38 Subnet mask: 255.255.255.240 Default gateway: 192.168.10.39
• IP address: 192.168.10.38 Subnet mask: 255.255.255.240 Default gateway: 192.168.10.33
• IP address: 192.168.10.38 Subnet mask: 255.255.255.248 Default gateway: 192.168.10.33
• IP address: 192.168.10.39 Subnet mask: 255.255.255.248 Default gateway: 192.168.10.31
• IP address: 192.168.10.254 Subnet mask: 255.255.255.0 Default gateway: 192.168.10.1

18.


Refer to the exhibit. A technician is planning an addressing scheme for a branch office as shown in the exhibit. What is the status of the intended network?
• The configuration will work as planned.
• The subnetwork mask of host A is incorrect.
• The default gateway of host A is a network address.
• The addresses on the router LAN interfaces are on the same subnetwork.
• The IP address of host A is on a different subnetwork than the subnetwork that the Ethernet router interface is on.

19.


Refer to the exhibit. After host 2 is connected to the switch on the LAN, host 2 is unable to communicate with host 1. What is the cause of this problem?
• The subnet mask of host 2 is incorrect.
• Host 1 and host 2 are on different networks.
• The switch needs an IP address that is not configured.
• The router LAN interface and host 1 are on different networks.
• The IP address of host 1 is on a different network than is the LAN interface of the router.

20.


Refer to the exhibit. A network administrator is planning the addressing scheme for the LAN using 172.25.14.0/26. The hosts are to be assigned addresses 172.25.14.1 - 172.25.14.25. The LAN interface of the router is to be configured using 172.25.14.63 as the IP address. What would describe this addressing scheme?
• The LAN is being addressed properly.
• The subnet that is being assigned is not a usable subnet address.
• The router LAN interface is being assigned a broadcast address.
• The subnet mask does not allow enough host addresses in a single subnet.

21. Which type of routing allows routers to adapt to network changes?
• static routes
• dynamic routing
• only default routes
• No routing is necessary.

22. How does a router decide where the contents of a received frame should be forwarded?
• by matching destination IP addresses with networks in the routing table
• by matching the destination IP address with IP addresses listed in the ARP table
• by matching the destination MAC address with MAC addresses listed in the CAM table
• by forwarding the frame to all interfaces except the interface on which the frame was received

23. What do switches and routers use to make forwarding decisions?
• Switches and routers both use IP addresses.
• Switches and routers use both MAC and IP addresses.
• Switches use IP addresses. Routers use MAC addresses.
• Switches use MAC addresses. Routers use IP addresses.
• Switches use MAC and IP addresses. Routers use IP addresses.

24.


Refer to the exhibit. A newly hired technician is testing the connectivity of all hosts by issuing a ping command. The technician notices that a default gateway is not configured on all the hosts, but all hosts have connectivity between hosts, a fact which seems to confuse the technician. How would you explain the connectivity to the technician?
• The hosts are detecting the default gateway configured on the hub.
• The hosts are all in one LAN, so default gateway information is not needed.
• The hosts in the network only require that one host has a gateway configured.
• The hosts in the network would only need a gateway if a switch replaces the hub.
• The hosts are using broadcast to reach each other since no gateway is configured.

25. Given a host with the IP address 172.32.65.13 and a default subnet mask, to which network does the host belong?
• 172.32.65.0
• 172.32.65.32
• 172.32.0.0
• 172.32.32.0

Article Source: CCNA 1 Networking Basics (Version 3.1)

Article Source: CCNA 1 Networking Basics (Version 3.1)

Take Assessment - Module 9/10 Exam - (Version 3.1)

1. What is the primary responsibility of the transport layer?
• allows access to the network media
• provides data representation and encoding
• selects paths through the network for data to travel
• defines end-to-end connectivity between host applications

2. Why is IP considered a best-effort protocol?
• IP detects lost packets.
• IP validates the content of the packets.
• IP does not provide acknowledgment of the data delivery.
• IP reorders the packet as they arrive at the destination host.

3. Which two statements correctly describe the IP address 127.0.0.1? (Choose two.)
• It belongs to the Class A range of addresses.
• It belongs to the Class B range of addresses.
• It belongs to the Class C range of addresses.
• It is reserved for loopback testing.
• It is reserved for multicast group testing.
• It is reserved for unicast testing.

4.

Refer to the exhibit. Which two statements are correct in reference to the output shown? (Choose two.)
• The LAN segment is subnetted to allow 254 subnets.
• The DNS server for this host is on the same subnet as the host.
• The host automatically obtained the IP addresses 192.168.1.100.
• The host received the IP address from the router on the local LAN segment.
• The host is assigned an address of 00-50-8D-F1-EA-8D by the administrator.

5. Which three addresses are considered to be private addresses? (Choose three.)
• 10.45.09.23
• 15.87.234.87
• 172.32.45.90
• 172.17.78.98
• 192.169.89.56
• 192.168.45.23

6. What is the purpose of a DHCP server on a network?
• to resolve MAC addresses to IP addresses
• to resolve IP addresses to MAC addresses
• to resolve host names to IP addresses
• to assign IP addresses dynamically to hosts
• to assign a MAC address to a host

7.


Refer to the exhibit. The small office LAN shown in the exhibit may eventually be connected to the Internet. According to Cisco best practice, which IP network addresses should be used?
• 12.0.0.0
• 172.0.0.0
• 172.168.0.0
• 192.32.17.0
• 192.168.67.0
• 225.1.5.0

8.


Refer to the exhibit. Which devices are recommended to have the IP addresses manually configured?
• PC1 and PC2
• all servers
• only PC2 Laptop
• all hosts and all servers

9.




Refer to the exhibit. Based on the information shown, which two statements are true? (Choose two.)
• An ARP request must be used to obtain an address that is placed in the ARP table.
• Frames from other hosts in the network to this host will use a destination address of 00-06-25-25-6e-5d.
• The only remote locations that can be reached from this host are 192.168.1.97 and 192.168.1.254.
• If a packet is sent to a network device other than 192.168.1.97 and 192.168.1.254, an ARP request must be used.
• If the computer with the IP address of 192.168.1.94 sends a packet to the device with the IP address 192.168.1.97, no ARP request is required.

10. Which TCP/IP model layer supports both LAN and WAN technologies?
• network access layer
• internet layer
• transport layer
• application layer

11. Which subnet mask would be assigned to the network address of 192.168.32.0 to provide 254 useable host addresses per subnetwork?
• 255.255.0.0
• 255.255.255.0
• 255.255.254.0
• 255.255.248.0

12.


Refer to the exhibit. Host A pings host B. When R4 accepts the ping into the Ethernet interface, what two pieces of header information are included? (Choose two.)
• source IP address: 192.168.10.129
• source IP address: BBBB.3333.5677
• source MAC address: 5555.AAAA.6666
• destination IP address: 192.168.10.33
• destination IP address: 192.168.10.134
• destination MAC address: 9999.DADC.1234

13. What header address information does a router change in the information it receives from an attached Ethernet interface before information is transmitted out another interface?
• only the Layer 2 source address
• only the Layer 2 destination address
• only the Layer 3 source address
• only the Layer 3 destination address
• the Layer 2 source and destination address
• the Layer 3 source and destination address

14.


Host A is connected to the LAN, but it cannot connect to the Internet. The host configuration is shown in the exhibit. What are the two problems with this configuration? (Choose two.)
• The host subnet mask is incorrect.
• The host is not configured for subnetting.
• The default gateway is a network address.
• The default gateway is on a different network than the host.
• The host IP address is on a different network from the Serial interface of the router.

15. An IP network address has been subnetted so that every subnetwork has 14 usable host IP addresses. What is the appropriate subnet mask for the newly created subnetworks?
• 255.255.255.128
• 255.255.255.224
• 255.255.255.240
• 255.255.255.248
• 255.255.255.252

16. A company is using a Class B IP addressing scheme and expects to need as many as 100 networks. What is the correct subnet mask to use with the network configuration?
• 255.255.0.0
• 255.255.240.0
• 255.255.254.0
• 255.255.255.0
• 255.255.255.128
• 255.255.255.192

17.


Refer to the exhibit. The network administrator has assigned the internetwork of LBMISS an address range of 192.168.10.0. This address range has been subnetted using a /29 mask. In order to accommodate a new building, the technician has decided to use the fifth subnet for configuring the new network. By company policies, the router interface is always assigned the first usable host address and the workgroup server is given the last usable host address. Which configuration should be entered into the IP server properties to get connectivity to the network through the router?
• IP address: 192.168.10.38 Subnet mask: 255.255.255.240 Default gateway: 192.168.10.39
• IP address: 192.168.10.38 Subnet mask: 255.255.255.240 Default gateway: 192.168.10.33
• IP address: 192.168.10.38 Subnet mask: 255.255.255.248 Default gateway: 192.168.10.33
• IP address: 192.168.10.39 Subnet mask: 255.255.255.248 Default gateway: 192.168.10.31
• IP address: 192.168.10.254 Subnet mask: 255.255.255.0 Default gateway: 192.168.10.1

18.


Refer to the exhibit. A technician is planning an addressing scheme for a branch office as shown in the exhibit. What is the status of the intended network?
• The configuration will work as planned.
• The subnetwork mask of host A is incorrect.
• The default gateway of host A is a network address.
• The addresses on the router LAN interfaces are on the same subnetwork.
• The IP address of host A is on a different subnetwork than the subnetwork that the Ethernet router interface is on.

19.


Refer to the exhibit. After host 2 is connected to the switch on the LAN, host 2 is unable to communicate with host 1. What is the cause of this problem?
• The subnet mask of host 2 is incorrect.
• Host 1 and host 2 are on different networks.
• The switch needs an IP address that is not configured.
• The router LAN interface and host 1 are on different networks.
• The IP address of host 1 is on a different network than is the LAN interface of the router.

20.


Refer to the exhibit. A network administrator is planning the addressing scheme for the LAN using 172.25.14.0/26. The hosts are to be assigned addresses 172.25.14.1 - 172.25.14.25. The LAN interface of the router is to be configured using 172.25.14.63 as the IP address. What would describe this addressing scheme?
• The LAN is being addressed properly.
• The subnet that is being assigned is not a usable subnet address.
• The router LAN interface is being assigned a broadcast address.
• The subnet mask does not allow enough host addresses in a single subnet.

21. Which type of routing allows routers to adapt to network changes?
• static routes
• dynamic routing
• only default routes
• No routing is necessary.

22. How does a router decide where the contents of a received frame should be forwarded?
• by matching destination IP addresses with networks in the routing table
• by matching the destination IP address with IP addresses listed in the ARP table
• by matching the destination MAC address with MAC addresses listed in the CAM table
• by forwarding the frame to all interfaces except the interface on which the frame was received

23. What do switches and routers use to make forwarding decisions?
• Switches and routers both use IP addresses.
• Switches and routers use both MAC and IP addresses.
• Switches use IP addresses. Routers use MAC addresses.
• Switches use MAC addresses. Routers use IP addresses.
• Switches use MAC and IP addresses. Routers use IP addresses.

24.


Refer to the exhibit. A newly hired technician is testing the connectivity of all hosts by issuing a ping command. The technician notices that a default gateway is not configured on all the hosts, but all hosts have connectivity between hosts, a fact which seems to confuse the technician. How would you explain the connectivity to the technician?
• The hosts are detecting the default gateway configured on the hub.
• The hosts are all in one LAN, so default gateway information is not needed.
• The hosts in the network only require that one host has a gateway configured.
• The hosts in the network would only need a gateway if a switch replaces the hub.
• The hosts are using broadcast to reach each other since no gateway is configured.

25. Given a host with the IP address 172.32.65.13 and a default subnet mask, to which network does the host belong?
• 172.32.65.0
• 172.32.65.32
• 172.32.0.0
• 172.32.32.0

Article Source: CCNA 1 Networking Basics (Version 3.1)

Article Source: CCNA 1 Networking Basics (Version 3.1)

Take Assessment - Module 9 Exam - (Version 3.1)

1. What are two facts about how ARP resolves an IP address to a MAC address? (Choose two.)
• The originating host dynamically issues an arp -a command to obtain the destination MAC address.
• The originating host broadcasts an ARP request packet and each host in a local network receives this packet.
• The originating host dynamically issues an icmp echo request command to obtain the destination MAC address.
• The host with the specified destination IP address sends an ARP reply packet containing its MAC address back to the originating host.
• The host with the specified destination IP address sends an icmp echo reply packet to the originating host with its MAC address.

2. Which TCP/IP model layer supports both LAN and WAN technologies?
• network access layer
• internet layer
• transport layer
• application layer

3. What is the primary responsibility of the transport layer?
• allows access to the network media
• provides data representation and encoding
• selects paths through the network for data to travel
• defines end-to-end connectivity between host applications

4. What is the network broadcast address for a Class C address of 192.168.32.0 with the default subnet mask?
• 192.168.0.0
• 192.168.0.255
• 192.168.32.0
• 192.168.32.254
• 192.168.32.255

5. Which two statements correctly describe the IP address 127.0.0.1? (Choose two.)
• It belongs to the Class A range of addresses.
• It belongs to the Class B range of addresses.
• It belongs to the Class C range of addresses.
• It is reserved for loopback testing.
• It is reserved for multicast group testing.
• It is reserved for unicast testing.

6.

Refer to the exhibit. Which devices are recommended to have the IP addresses manually configured?
• PC1 and PC2
• all servers
• only PC2 Laptop
• all hosts and all servers

11. Why were private IP addresses developed?
• to permit dynamic assignment of IP addresses
• to permit the duplication of public IP addresses
• to minimize the utilization of reserved IP addresses
• to permit public IP addresses to be used in private networks
• to address the issue of not enough available public IP addresses

12. Which subnet mask would be assigned to the network address of 192.168.32.0 to provide 254 useable host addresses per subnetwork?
• 255.255.0.0
• 255.255.255.0
• 255.255.254.0
• 255.255.248.0

13. When a host has an empty ARP cache, what is the next step the host will take to find the destination MAC address of a remote host?
• sends an ARP request as a unicast to the server
• sends an ARP request as a unicast to the destination
• sends an ARP request as a broadcast to all hosts in the local network
• sends an ARP request as a unicast to the default gateway

14.

Article Source: CCNA 1 Networking Basics (Version 3.1)

Article Source: CCNA 1 Networking Basics (Version 3.1)

1Take Assessment - Module 8 Exam - (Version 3.1).

What is characteristic of the operation of a Layer 2 switch?
• forwards data based on logical addressing
• duplicates the electrical signal of each frame to every port
• learns the port assigned to a host by examining the destination MAC address
• uses the destination MAC address to determine the specific interface to forward a frame

2. Two newly hired technicians are discussing the implementation of a new LAN. One technician proposes installing a hub. The other technician advises installing a switch. Which statements are true about the differences between a hub and a switch? (Choose two.)
• A hub operates at Layer 2 of the OSI model.
• A hub reduces the number of collisions on a LAN.
• A hub works at a higher OSI model layer than a switch.
• A switch provides more throughput to hosts on a LAN
• A switch provides a collision-free environment on a LAN.
• The number of collisions on a LAN are the same whether a hub or a switch is used.

3.

Refer to the exhibit. Forty-eight workstations are connected to a hub. The users are able to connect to the network, but access is very slow. An entry-level technician replaces the 10 Mbps hub with 100 Mbps hub but the problem still exists. What is the most economical way to correct the problem?
• Replace the hub with a switch.
• Replace the hub with a router.
• Replace the hub with a 1 Gbps hub.
• Replace the hub with a 10 Mbps fiber hub.

4.

Exhibited is a portion of ABC Company internetwork. Which of the connections can be full duplex?
• segments 1 and 2
• segment 2
• segments 3 and 4
• segments 2, 3, and 4
• segments 1, 2, 3, and 4

5.

Refer to the exhibit. The switch and the hub have default configurations, and the switch has built its CAM table. Which of the hosts will receive the data when workstation A sends a unicast packet to workstation C?
• workstation C
• workstations B and C
• workstations B, C, and the E0 interface of the router
• workstations B, C, D, E, F, and the E0 interface of the router

6. An administrator would like to connect ten workstations on a 192.168.0.0/24 network. The device selected by the administrator must allow connectivity between hosts without sharing bandwidth. Which device would be appropriate?
• hub
• router
• switch
• repeater

7. Which networking devices use the MAC address to make forwarding decisions? (Choose two.)
• NIC
• bridge
• hub
• switch
• repeater

8. Which devices are primarily used to extend cable segments within a collision domain by regenerating the data signals? (Choose two.)
switch
• repeater
• router
• bridge
• hub

9. Which devices will create multiple collision domains in an Ethernet network? (Choose two.)
• NIC
• hub
• switch
• router
repeater

10.

Refer to the exhibit. How many broadcast domains exist in classroom 240?
• 1
• 2
• 5
• 12
• 13
• 15

11. A PC receives a frame. Which situation will cause the NIC on the receiving host to pass the frame contents up the OSI layers to be processed by the PC?
• The frame is a runt frame.
• The destination MAC address of the frame is FFFF.FFFF.FFFF.
• The transmitting host generated a jam signal during the frame transmission.
• The recalculated checksum for the frame does not match the FCS on the frame.

12. A network administrator has a multi-floor LAN to monitor and maintain. Through careful monitoring, the administrator has noticed a large amount of broadcast traffic slowing the network. Which device would you use to best solve this problem?
• bridge
• hub
• router
• transceiver

13. What will a bridge do if it receives a frame with a MAC address that is not within the table?
• discard frame
• ignore frame
• send frame to appropriate port
• send frame to all ports except source port

14. Which networking device reduces the size of both collision domains and broadcast domains?
• hub
• Layer 2 switch
• router
• bridge
• repeater

15. What is used to prevent Layer 2 switching loops?
• bridging
• segmentation
• Address Resolution Protocol
• Spanning-Tree Protocol

Article Source: CCNA 1 Networking Basics (Version 3.1)