Computer Science · Internet and E-mail
Which of the following statements is true regarding E-mail IDs?
- 1The dot (.) character cannot be used anywhere in an email ID.
- 2An email ID cannot contain upper case and lower case letters together.
- 3E-mail IDs are strictly case-sensitive.
- 4An email ID is globally unique.✓
Correct answer
An email ID is globally unique.
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