CCNA 1 v5.1 Chapter 3 Exam Answers 2016

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CCNA 1 Chapter 3 v5.1 Exam Answers

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Pregunta 1 de 22

1. Pregunta
1. What method can be used by two computers to ensure that packets are not dropped because too much data is being sent too quickly?
- encapsulation
- flow control
- access method
- response timeout
Correcto

Incorrecto
Pregunta 2 de 22

2. Pregunta
2. What type of communication will send a message to all devices on a local area network?
- broadcast
- multicast
- unicast
- allcast
Correcto

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Pregunta 3 de 22

3. Pregunta
3. What process is used to place one message inside another message for transfer from the source to the destination?
- access control
- decoding
- encapsulation
- flow control
Correcto

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Pregunta 4 de 22

4. Pregunta
4. A web client is sending a request for a webpage to a web server. From the perspective of the client, what is the correct order of the protocol stack that is used to prepare the request for transmission?
- HTTP, IP, TCP, Ethernet
- HTTP, TCP, IP, Ethernet
- Ethernet, TCP, IP, HTTP
- Ethernet, IP, TCP, HTTP
Correcto

Incorrecto
Pregunta 5 de 22

5. Pregunta
5. Which statement is correct about network protocols?
- Network protocols define the type of hardware that is used and how it is mounted in racks.
- They define how messages are exchanged between the source and the destination.
- They all function in the network access layer of TCP/IP.
- They are only required for exchange of messages between devices on remote networks.
Correcto

Incorrecto
Pregunta 6 de 22

6. Pregunta
6. Which statement is true about the TCP/IP and OSI models?
- The TCP/IP transport layer and OSI Layer 4 provide similar services and functions.
- The TCP/IP network access layer has similar functions to the OSI network layer.
- The OSI Layer 7 and the TCP/IP application layer provide identical functions.
- The first three OSI layers describe general services that are also provided by the TCP/IP internet layer.
Correcto

Incorrecto
Pregunta 7 de 22

7. Pregunta
7. What is an advantage of using standards to develop and implement protocols?
- A particular protocol can only be implemented by one manufacturer.
- Products from different manufacturers can interoperate successfully.
- Different manufacturers are free to apply different requirements when implementing a protocol.
- Standards provide flexibility for manufacturers to create devices that comply with unique requirements.
Correcto

Incorrecto
Pregunta 8 de 22

8. Pregunta
8. What three application layer protocols are part of the TCP/IP protocol suite? (Choose three.)
- ARP
- DHCP
- DNS
- FTP
- NAT
- PPP
Correcto

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Pregunta 9 de 22

9. Pregunta
9. What are proprietary protocols?
- protocols developed by private organizations to operate on any vendor hardware
- protocols that can be freely used by any organization or vendor
- protocols developed by organizations who have control over their definition and operation
- a collection of protocols known as the TCP/IP protocol suite
Correcto

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Pregunta 10 de 22

10. Pregunta
10. What is an advantage of network devices using open standard protocols?
- Network communications is confined to data transfers between devices from the same vendor.
- A client host and a server running different operating systems can successfully exchange data.
- Internet access can be controlled by a single ISP in each market.
- Competition and innovation are limited to specific types of products.
Correcto

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Pregunta 11 de 22

11. Pregunta
11. Refer to the exhibit. If Host1 were to transfer a file to the server, what layers of the TCP/IP model would be used?
- only application and Internet layers
- only Internet and network access layers
- only application, Internet, and network access layers
- application, transport, Internet, and network access layers
- only application, transport, network, data link, and physical layers
- application, session, transport, network, data link, and physical layers
Correcto

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Pregunta 12 de 22

12. Pregunta
12. Which three layers of the OSI model are comparable in function to the application layer of the TCP/IP model? (Choose three.)
- application
- presentation
- session
- transport
- data link
- physical
- network
Correcto

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Pregunta 13 de 22

13. Pregunta
13. At which layer of the OSI model would a logical address be encapsulated?
- physical layer
- data link layer
- network layer
- transport layer
Correcto

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Pregunta 14 de 22

14. Pregunta
14. Which PDU format is used when bits are received from the network medium by the NIC of a host?
- file
- frame
- packet
- segment
Correcto

Incorrecto
Pregunta 15 de 22

15. Pregunta
15. Which PDU is processed when a host computer is de-encapsulating a message at the transport layer of the TCP/IP model?
- bits
- frame
- packet
- segment
Correcto

Incorrecto
Pregunta 16 de 22

16. Pregunta
16. Refer to the exhibit. HostA is attempting to contact ServerB. Which two statements correctly describe the addressing that HostA will generate in the process? (Choose two.)
- A packet with the destination IP address of RouterB.
- A frame with the destination MAC address of SwitchA.
- A packet with the destination IP address of RouterA.
- A frame with the destination MAC address of RouterA.
- A packet with the destination IP address of ServerB.
- A frame with the destination MAC address of ServerB.
Correcto

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Pregunta 17 de 22

17. Pregunta
17. Which address does a NIC use when deciding whether to accept a frame?
- source IP address
- source MAC address
- destination IP address
- destination MAC address
- source Ethernet address
Correcto

Incorrecto
Pregunta 18 de 22

18. Pregunta
18. What will happen if the default gateway address is incorrectly configured on a host?
- The host cannot communicate with other hosts in the local network.
- The switch will not forward packets initiated by the host.
- The host will have to use ARP to determine the correct address of the default gateway.
- The host cannot communicate with hosts in other networks.
- A ping from the host to 127.0.0.1 would not be successful.
Correcto

Incorrecto
Pregunta 19 de 22

19. Pregunta
19. Which characteristic describes the default gateway of a host computer?
- the logical address of the router interface on the same network as the host computer
- the physical address of the switch interface connected to the host computer
- the physical address of the router interface on the same network as the host computer
- the logical address assigned to the switch interface connected to the router
Correcto

Incorrecto
Pregunta 20 de 22

20. Pregunta
20. Match each description to its corresponding term. (Not all options are used.)
Ordenar elementos
- the process of converting information from one format into another acceptable for transmission
- the process of placing one message format inside another message format
- the process of breaking up a long message into individual pieces before being sent over the network
- message encoding
- message encapsulation
- message sizing
Correcto

Incorrecto

Pregunta 21 de 22

21. Pregunta

21. Match the protocol function to the description while taking into consideration that a network client is visiting a web site. (Not all options are used.)

Ordenar elementos

application protocol
internet protocol
network access protocol
transport protocol

governing the way a web server and a web client interact ->

talking the segments from the transport protocol, encapsulating them into packets, and assigning them with appropriate addresses ->

preparing packets to be transmitted over the network media ->
managing the individual conversation between web servers and web clients ->

Correcto

Incorrecto

Pregunta 22 de 22

22. Pregunta
22. Match the description to the organization. (Not all options are used.)
Ordenar elementos
- The organization promotes the open development, evolution, and use of the internet throughout the world
- This organization is the largest developer of international standars in the world for a wide variety of products and services. It is know for its Open System Interconection (OSI) reference model.
- This organization is responsible for overseeing and managing IP address allocation, domain name management, and protocol identifiers
- ISOC
- ISO
- IANA
Correcto

Incorrecto

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1. Pregunta

1. What method can be used by two computers to ensure that packets are not dropped because too much data is being sent too quickly?

2. Pregunta

2. What type of communication will send a message to all devices on a local area network?

3. Pregunta

3. What process is used to place one message inside another message for transfer from the source to the destination?

4. Pregunta

4. A web client is sending a request for a webpage to a web server. From the perspective of the client, what is the correct order of the protocol stack that is used to prepare the request for transmission?

5. Pregunta

5. Which statement is correct about network protocols?

6. Pregunta

6. Which statement is true about the TCP/IP and OSI models?​

7. Pregunta

7. What is an advantage of using standards to develop and implement protocols?

8. Pregunta

8. What three application layer protocols are part of the TCP/IP protocol suite? (Choose three.)

9. Pregunta

9. What are proprietary protocols?

10. Pregunta

10. What is an advantage of network devices using open standard protocols?

11. Pregunta

11. Refer to the exhibit. If Host1 were to transfer a file to the server, what layers of the TCP/IP model would be used?

12. Pregunta

12. Which three layers of the OSI model are comparable in function to the application layer of the TCP/IP model? (Choose three.)

13. Pregunta

13. At which layer of the OSI model would a logical address be encapsulated?

14. Pregunta

14. Which PDU format is used when bits are received from the network medium by the NIC of a host?

15. Pregunta

15. Which PDU is processed when a host computer is de-encapsulating a message at the transport layer of the TCP/IP model?

16. Pregunta

16. Refer to the exhibit. HostA is attempting to contact ServerB. Which two statements correctly describe the addressing that HostA will generate in the process? (Choose two.)

17. Pregunta

17. Which address does a NIC use when deciding whether to accept a frame?

18. Pregunta

18. What will happen if the default gateway address is incorrectly configured on a host?

19. Pregunta

19. Which characteristic describes the default gateway of a host computer?

20. Pregunta

20. Match each description to its corresponding term. (Not all options are used.)

Ordenar elementos

21. Pregunta

21. Match the protocol function to the description while taking into consideration that a network client is visiting a web site. (Not all options are used.)

Ordenar elementos

22. Pregunta

22. Match the description to the organization. (Not all options are used.)

Ordenar elementos

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6. Which statement is true about the TCP/IP and OSI models?