Port number’s scope is ____ to ____.
A. 0, 1023
B. 0, 65535
C. 0, 127
D. 0,255
查看答案
The port numbers ranging from ____to ____ are called well-known port number and are restricted.
A. 0, 1023
B. 0, 65535
C. 0, 127
D. 0,255
UDP socket identified by two components, they are ____.
A. source IP addresses and source port numbers
B. source IP addresses and destination IP addresses
C. destination IP address and destination port numbers
D. destination port numbers and source port numbers
TCP socket identified by a (an) ____.
A. 1-tuple
B. 2-tuple
C. 3-tuple
D. 4-tuple
Which of the following applications normally uses UDP services?
A. SMTP
B. Streaming multimedia
C. FTP
D. HTTP