CCNA1 Chapter 3 Exam - Online Assessment

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CCNA1 Chapter 3 Exam – Online Assessment

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Question 1 of 22

1. Question
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
- flow control
- flow control
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Question 2 of 22

2. Question
What type of communication will send a message to all devices on a local area network?
- broadcast
- multicast
- unicast
- allcast
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Question 3 of 22

3. Question
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
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Question 4 of 22

4. Question
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
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Question 5 of 22

5. Question
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.
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Question 6 of 22

6. Question
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.
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Question 7 of 22

7. Question
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.
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Question 8 of 22

8. Question
What three application layer protocols are part of the TCP/IP protocol suite? (Choose three.)
- ARP
- DHCP
- DNS
- FTP
- NAT
- PPP
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Question 9 of 22

9. Question
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
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Question 10 of 22

10. Question
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.
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Question 11 of 22

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

CCNA1 v6.0 Chapter 3 Exam 001
- 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
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Question 12 of 22

12. Question
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
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Question 13 of 22

13. Question
At which layer of the OSI model would a logical address be encapsulated?
- physical layer
- data link layer
- network layer
- transport layer
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Question 14 of 22

14. Question
Which PDU format is used when bits are received from the network medium by the NIC of a host?
- file
- frame
- packet
- segment
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Question 15 of 22

15. Question
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
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Question 16 of 22

16. Question
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.)

CCNA1 v6.0 Chapter 3 Exam 002
- 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.
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Question 17 of 22

17. Question
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
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Question 18 of 22

18. Question
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.
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Question 19 of 22

19. Question
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
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Question 20 of 22

20. Question

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

Sort elements

the process of determining when to begin sending message on a network
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 unpacking one message format from another message format
the process of breaking up a long message info individual pieces before being sent over the network

message encoding

message encapsulation

message sizing

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Question 21 of 22

21. Question

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.)

Sort elements

application protocol
internet protocol
network access protocol
network time protocol
transport protocol

governing the way a web server and a web client interact

taking the segments from transport protocol, encapsulating them into packets, and assigning them with appropriate addresses

preparing packets to be transmitted over the network media

managing the individual conversations between web servers and web clients

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Question 22 of 22

22. Question

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

Sort elements

ISOC
ISO
EIA
IANA

This organization promotes the open development, evolution, and use of the Internet throughout the world.

This organization is the largest developer of international standards in the world for a wide variety of products and services. It is know for its Open Systems Interconnection (OSI) reference model.

This organization is responsible for overseeing and managing IP address allocation, domain name management, and protocol identifiers.

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