آئی ایس ڈی این کا مطلب کیا ہے؟
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A. Internet Services Data Network
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B. None of these
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C. International Standard Digital Network
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D. Integrated Services Digital Network
Explanation
ISDN is a set of communication standards for simultaneous digital transmission of voice, video, and data.
It allows faster and more reliable connectivity than traditional analog systems.
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A. Virus Over Internet Protocol
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B. Voice Over Internet Protocol
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C. Virtual Over Internet Protocol
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D. Video Over Internet Protocol
Explanation
VOIP is an acronym for Voice Over Internet Protocol, or in more common terms phone service over the Internet.
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