PSTN चे पूर्ण रूप काय आहे?

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ALP CBT 2 Electronic Mechanic Previous Paper: Held on 21 Jan 2019 Shift 1
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  1. पोर्ट सोर्स टेलिफोन नेटवर्क
  2. पब्लिक स्विचिंग टेलिफोन नेटवर्क
  3. पोर्ट स्विचिंग टेलिफोन नेटवर्क
  4. पब्लिक स्विचड टेलिफोन नेटवर्क

Answer (Detailed Solution Below)

Option 4 : पब्लिक स्विचड टेलिफोन नेटवर्क
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  • PSTN चे पूर्ण स्वरूप “पब्लिक स्विच्ड टेलिफोन नेटवर्क” आहे.
  • पब्लिक स्विच्ड टेलिफोन नेटवर्क हे एक दूरसंचार नेटवर्क आहे जे व्हॉइस कम्युनिकेशनसाठी वापरले जाते.
  • PSTN हे सर्किट-स्विच केलेले नेटवर्क आहे.
  • PSTN मध्ये संवादासाठी टेलिफोन नंबर नावाचा एक अद्वितीय आयडी उपलब्ध आहे.


म्हणून, पर्याय (4) योग्य आहे.

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