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Question 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?
A. encapsulation
B. flow control
C. access method
D. response timeout
Correct answer: B
Question 2
What type of communication will send a message to all devices on a local area network?
A. broadcast
B. multicast
C. unicast
D. allcast
Correct answer: A
Question 3
What process is used to place one message inside another message for transfer from the source to the destination?
A. access control
B. decoding
C. encapsulation
D. flow control
Correct answer: C
Question 4
Which statement is correct about network protocols?
A. Network protocols define the type of hardware that is used and how it is mounted in racks.
B. They define how messages are exchanged between the source and the destination.
C. They all function in the network access layer of TCP/IP.
D. They are only required for exchange of messages between devices on remote networks.
Correct answer: B
Question 5
Which statement is true about the TCP/IP and OSI models?
A. The TCP/IP transport layer and OSI Layer 4 provide similar services and functions.
B. The TCP/IP network access layer has similar functions to the OSI network layer.
C. The OSI Layer 7 and the TCP/IP application layer provide identical functions.
D. The first three OSI layers describe general services that are also provided by the TCP/IP internet layer.
Correct answer: A
Question 6
What is an advantage of using standards to develop and implement protocols?
A. A particular protocol can only be implemented by one manufacturer.
B. Products from different manufacturers can interoperate successfully.
C. Different manufacturers are free to apply different requirements when implementing a protocol.
D. Standards provide flexibility for manufacturers to create devices that comply with unique requirements.
Correct answer: B
Question 7
What three application layer protocols are part of the TCP/IP protocol suite? (Choose three.)
A. ARP
B. DHCP
C. DNS
D. FTP
E. NAT
F. PPP
Correct answer: BCD
Question 8
What are proprietary protocols?
A. protocols developed by private organizations to operate on any vendor hardware
B. protocols that can be freely used by any organization or vendor
C. protocols developed by organizations who have control over their definition and operation
D. a collection of protocols known as the TCP/IP protocol suite
Correct answer: C
Question 9
At which layer of the OSI model would a logical address be encapsulated?
A. physical layer
B. data link layer
C. network layer
D. transport layer
Correct answer: C
Question 10
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. A packet with the destination IP address of RouterB.
B. A frame with the destination MAC address of SwitchA.
C. A packet with the destination IP address of RouterA.
D. A frame with the destination MAC address of RouterA.
E. A packet with the destination IP address of ServerB.
F. A frame with the destination MAC address of ServerB.
Correct answer: DE
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