What is the address used to identify computers and servers connected to the Internet?

  1. What does the http stand for in http://www.nikkeibp.co.jp/?
  2. what is the difference between the following two URLs? A. http://www.nikkeibp.co.jp/sample b. http://www.nikkeibp.co.jp/sam.
  3. What is the address that
  4. uses to identify computers and servers connected to the Internet?
  5. what is the name of the server used to query the Web address based on the domain name of the IP server?
  6. what is the name of the program that sends request messages to the DNS server?

what are the other answers?

Feb.15,2022

1: scheme name
2: no / means this is a file, yes / means this is a directory, of course, this is only a semantic difference. Actually, if you look at how the path of the server is set, there are no absolute rules, all pointing to the resources provided by the server.
3.IP address
4.DNS server
5.WEB client?


question 5 is the protocol stack


    .
  1. HTTP protocol
  2. The sample in
  3. a represents the file name, and the sample in b represents the directory name
  4. IP address
  5. DNS server
  6. parser
MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1e411dc-43638.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1e411dc-43638.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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