In an email address "abc@xxx.bd", the portion 'xxx' indicates

In an email address "abc@xxx.bd", the portion 'xxx' indicates

  1. a) Domain name
  2. b) TCP/IP layer name
  3. c) Domain type
  4. d) Protocol name

From the BPSC Sub-Assistant Maintenance Engineer October 2022 – Written exam, question 1 of 103.

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