JN0-102
多选题Which two statements are true about TCP communication?（）AThe receiver acknowledges the final packet in each communications stream.BThe receiver adds sequencing numbers to the packets received.CThe sender adds sequencing numbers to the packets it sends.
题目
The receiver acknowledges the final packet in each communications stream.
The receiver adds sequencing numbers to the packets received.
The sender adds sequencing numbers to the packets it sends.
The receiver acknowledges each packet it receives from the sending device.
参考答案和解析
相似问题和答案
第1题：
A. It fragments and encapsulates all packets in a fragmentation header.
B. Packets smaller than the fragmentation size are interleaved between the fragments of the larger packets.
C. Packets larger than the fragmentation size are always fragmented, and cannot be interleaved, even if the traffic is voice traffic.
D. It fragments and encapsulates packets that are longer than a configured size, but does not encapsulate smaller packets inside a fragmentation header.
第2题：
Which two statements are true about Voice over IP （VoIP） packet delivery in a digital infrastructure？ （）
- A、 Packets can arrive out of order.
- B、 Packets must take the same path to the destination.
- C、 Once packets are received at the destination router， the router performs sampling to ensure the quality of the voice traffic.
- D、 Packets can experience varying delays across the network.
- E、 Packets containing voice samples are sequentially numbered by default， allowing for reordering upon arrival at the terminal router along the path.
正确答案:A,D
第3题：
A. The receiver acknowledges the final packet in each communications stream.
B. The receiver adds sequencing numbers to the packets received.
C. The sender adds sequencing numbers to the packets it sends.
D. The receiver acknowledges each packet it receives from the sending device.
第4题：
VOIP has been implemented at the main office of the Company network. Which two statements are true about voice packets in a LAN？（）
- A、 Voice carrier stream utilizes Real-Time Transport Protocol (RTP) to carry the audio/media portion of the VoIP communication.
- B、 Voice traffic data flow involves large volumes of large packets.
- C、 Because a packet loss involves a small amount of data, voice traffic is less affected by packet losses than traditional data traffic is.
- D、 Voice packets are encapsulated in TCP segments to allow for proper sequencing during delivery.
- E、 Voice packets are very sensitive to delay and jitter.
正确答案:A,E
第5题：
A user opens a webpage that requires the transmission of packets from the Web server to the client's browser. The packets transmitted from the Web server to the client exceed the smallest MTU value on the communications path. Which two protocol functions allow this type of communication?（）
- A、packet segmentation
- B、serialized checking
- C、packet sequencing
- D、parallel checking
正确答案:A,C
第6题：
Which two statements are true about voice packets in a LAN？ （Choose two.） （）
- A、 Voice traffic data flow involves large volumes of large packets.
- B、 Because a packet loss involves a small amount of data， voice traffic is less affected by packet losses than traditional data traffic is.
- C、 Voice carrier stream utilizes Real-Time Transport Protocol （RTP） to carry the audio/media portion of VoIP communication.
- D、 Voice packets are very sensitive to delay and jitter.
- E、 Voice packets are encapsulated in TCP segments to allow for proper sequencing during delivery.
正确答案:C,D
第7题：
Which four statements about an IP service level agreement （SLA） are true？ （）
- A、SLA responder knows type of operation， the port used， and duration.
- B、SLA responder inserts in and out timestamps in the packet payload.
- C、SLA sender and responder use the IP SLA Control Protocol to communicate with each other before
- D、SLA sender and responder communication can be encrypted.
- E、SLA sender and responder communication can be authenticated with MD5.
正确答案:A,B,C,E
第8题：
A user opens a webpage that requires the transmission of packets from the Web server to the client‘s browser. The packets transmitted from the Web server to the client exceed the smallest MTU value on the communications path.Which two protocol functions allow this type of communication?（）
A. packet segmentation
B. serialized checking
C. packet sequencing
D. parallel checking
第9题：
Which two statements are true about TCP communication?（）
- A、The receiver acknowledges the final packet in each communications stream.
- B、The receiver adds sequencing numbers to the packets received.
- C、The sender adds sequencing numbers to the packets it sends.
- D、The receiver acknowledges each packet it receives from the sending device.
正确答案:A,C
第10题：
Which two statements are true about traffic shaping？（）
- A、Out-of-profile packets are queued.
- B、It causes TCP retransmits.
- C、Marking/remarking is not supported.
- D、It does not respond to BECN and ForeSight Messages.
- E、It uses a single/two-bucket mechanism for metering.
正确答案:A,C