Which of the following layer(s) directly map(s) in all three network models, OSI, TCP/IP, and SNA?A.SessionB.ApplicationC.Transport and NetworkD.Physical and Data LinkAnswer: D 相关知识点: 试题来源: 解析 D 在OSI、TCP/IP和SNA模型中,需分析各层的对应关系: 1. **OSI模型**:明确划分...
and sends it back to the source. the source increments the sn and sends it to the destination. at the source, tcp divides data coming from the application layer. each piece of data gets encapsulated with a header to create a tcp segment. among the tcp header’s ten required fields is ...
Transport Layer:TCP operates at the transport layer of the networking stack, while QUIC is built on top of the User Datagram Protocol (UDP). UDP is a lightweight, connectionless protocol that provides minimal error checking and does not guarantee reliable data delivery or ordered packet arrival. ...
A.)Provides reliability by using sequence numbers and acknowledgementsB.)Segments upper-layer application dataC.)Establishes end-to-end operationsD.)All of the above 相关知识点: 试题来源: 解析 D 传输层的基本服务包括提供可靠性、分段应用数据及建立端到端操作。 - **A选项**正确:传输层(如TCP)...
In the TCP/IP model which layer is responsible for node-to-node delivery? QB6) A full duplex ASK system uses the frequency range 140 kHz to 340 kHz and ha:guard band which is 10% of the system bandwidth.a) Calculate the carrier frequencies and the bandwidths in each direction.(3 nb...
百度试题 题目Which OSI layers relate to the network access layer of the TCP/IP model? (Choose two.)相关知识点: 试题来源: 解析 bc a. network b. data link c. physical d. session e. transport f. application反馈 收藏
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For example, in the TCP/IP protocol suite, the PDU at the application layer is typically referred to as a message or data, while the PDU at the transport layer is called a segment. The PDU at the network layer is referred to as a packet, while the PDU at the data-link layer is ca...
百度试题 题目【单选题】Which is a Link layer protocol? A. TCP B. IP C. DHCP D. CSMA相关知识点: 试题来源: 解析 CSMA 反馈 收藏
Iot devices that support TCP/IP can access the Cloud through WIFI, cellular network, and Ethernet, using HTTP, MQTT, CoAP, LwM2M, XMPP, and other application layer protocols. Gateway Protocol is suitable for short-distance communication which cannot be directly put into the Cloud, such as Blue...