超星 - Socket Names and DNS - 查题吧

判断题

The function: "mysocket.getpeername()" can be used to returns the remote address to which this socket is connected.

A. 对
B. 错

判断题

The function: "mysocket.getsockname()" can be used to returns the remote address to which this socket is connected.

A. 对
B. 错

判断题

After establishing connection by "mysocket.connect(address)", we can normally send or recieve messages by function "send()" or "recv()" rather than "sendto()" or "recvfrom()".

A. 对
B. 错

判断题

The value AF_INET means using the address family for IPv6.

A. 对
B. 错

判断题

Socket programming support multi-programming.

A. 对
B. 错

单选题

Which method of the socket module allows a server socket to accept requests from a client socket from another host?

A. socket.accept()
B. socket.sendto(address)
C. socket.acceptsocket()
D. accept.socket()

单选题

Which is the difference between the TCP and UDP protocols, and how do you implement them in Python with the socket module?

A. TCP is compatible with Python, which UDP is not.
B. There are no differences.
C. TCP is not connection-oriented, which UDP is.
D. TCP is connection-oriented, which UDP is not.

单选题

Which of the following ports is available for socket programming?

A. 8080
B. 8081
C. 21
D. 25

单选题

What is a socket?

A. TCP connection between local computers only
B. Abstraction of ports on which data can be transmitted
C. connection between computers, over UDP only
D. Programming that allows only local computers to communicate with each other

单选题

Can we skip socket binding?

A. No
B. Can be
C. May be
D. Yes

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