Chapter 6 Transport Layer--Transport Layer Protoco【含答案】 计算机网络 Computer Networks

(1)判断题

UDP is an unreliable transport protocol used in the Internet.

(2)判断题

UDP will be replaced by TCP, as UDP is too slow.

(3)判断题

UDP transmits segments consisting of an 8-byte header followed by the payload.

(4)判断题

Many client-server applications (e.g. DNS) that have one request and one response use UDP.

(5)单选题

Host A sends a TCP segment (Seq = 43, ACK = 103), to which host B replies with a TCP segment (Seq = 103, ACK = 57). The payload of the first TCP segment is

A  57 bytes long

B  46 bytes long

C  43 bytes long

D  14 bytes long

(6)判断题

TCP service is obtained by having both the sender and receiver create end points, called sockets.

(7)判断题

Each socket has a number (address) consisting of the IP address of the host and a 32-bit number local to that host, called port.

(8)判断题

Port numbers below 2048 are called well-known ports and are reserved for standard services.

(9)判断题

All TCP connections are full-duplex and point-to-point

(10)判断题

UDP is a connectionless transport protocol used in the Internet.

获取标准答案请阅读全文

隐藏内容 需要支付:¥10

未经允许不得转载!Chapter 6 Transport Layer--Transport Layer Protoco【含答案】 计算机网络 Computer Networks