Question Detail What is full form of ISDN ? Integrated Services Digital NetworkIntegrated Services Double NetworkInter Services Digital NetworkIntegrated Server Digital Network Answer: Option A Similar Questions : 1. What is full form of ARP ? Address resolution protocolAllied resolution protocolAddress resolution processAddress rectification protocol Answer: Option A 2. What is full form of PSTN ? Process Switched Telephone NetworkPublic Switched True NetworkPublic Serial Telephone NetworkPublic Switched Telephone Network Answer: Option D 3. What is full form of VLSI ? Very Low Scale ImmunityVery Low Scale IntegratedVery Large Scale IntegratedVery Large Scale Immunity Answer: Option C 4. What is full form of FTP ? Free Transfer ProcessFile Training ProtocolFile Transfer ProtocolFree Transport Protocol Answer: Option C 5. What is full form of URL ? Uniform Resource LocationUniform Resource LocatorUniversal Resource LocatorUniform Retention Locator Answer: Option B Read more from - Important Abbreviations Computer Awareness Questions Answers