What character serves as the delimiter between the username and the domain in an email address?
What character serves as the delimiter between the username and the domain in an email address?
ईमेल पते में युजरनेम (username) और डोमेन के बीच कौन-सा करैक्टर (character), सीमांकक (delimiter) के रुप में कार्य करता है?
Detailed Solution & Logic
@
🌐 Explanation / व्याख्या
📧 Email Format / ईमेल प्रारूप:
-
Username → Identifies the person or account
Username → व्यक्ति या अकाउंट की पहचान करता है -
Domain → Specifies the mail server/provider
Domain → मेल सर्वर या प्रदाता को दर्शाता है -
“@” symbol → Acts as a delimiter between username and domain
“@” साइन → यूजरनेम और डोमेन के बीच विभाजक (delimiter) का काम करता है
❌ Other Characters Explained / अन्य कैरेक्टर:
-
: (colon) → Not used in email addresses
: (कोलन) → ईमेल में उपयोग नहीं होता -
/ (slash) → Not used in standard email syntax
/ (स्लैश) → ईमेल में उपयोग नहीं होता -
. (dot) → Used inside username/domain, not as main separator
. (डॉट) → यूजरनेम/डोमेन के अंदर उपयोग होता है, मुख्य विभाजक नहीं
🧾 Example / उदाहरण:
-
Username = manesh2013
यूजरनेम = manesh2013 -
Domain = yahoo.co.in
डोमेन = yahoo.co.in -
Delimiter = @
विभाजक = @
✅ Correct Answer / सही उत्तर:
B) @ / ऐट साइन
📌 Extra Facts / अतिरिक्त जानकारी
🔹 Origin of “@” / “@” का इतिहास:
-
Originally used in accounting to mean “at the rate of”.
पहले अकाउंटिंग में “at the rate of” के लिए उपयोग होता था। -
Adopted in 1971 by Ray Tomlinson for email addressing.
1971 में Ray Tomlinson ने इसे ईमेल एड्रेसिंग में उपयोग किया।
🔹 Rules in Email Address / ईमेल नियम:
-
Every valid email address must contain exactly one “@”.
हर वैध ईमेल में एक “@” होना अनिवार्य है। -
It separates username and domain clearly.
यह यूजरनेम और डोमेन को स्पष्ट रूप से अलग करता है।
💡 Tip / सुझाव:
-
Always check for “@” while entering an email address to avoid errors.
ईमेल लिखते समय “@” अवश्य जाँचें, ताकि गलती न हो।
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