The most comman dial up service used by a person making home telephone call is_____________

Related MCQs

• In cellular telephone network, which component controls the switching between public wireline telephone network and the base station of cells for supporting the different calls between landline to mobile, mobile to landline and mobile to mobile calls?
• Anyone who uses atelephone or data modem on the telephone circuit is a part of globle communication network called as__________________ and the pair of wires connecting a subscriber to the closest telephone office is called as ____________________.
• On an average, one call arrives every 5 seconds. During a period of 10 seconds, what is the probability that no call arrives?
• Which signals are regarded as call-progress signals as they are sent back to inform the caller about the progress of the call?
• During Busy hour, 1000 calls were offered to a group of trunks and 5 calls were lost. The average call duration was 2 minutes. Find Grade of Service (B)
• Which type of holding time distribution is assumed for the voice conversation on telephone?
• If a telephone exchange serves 1500 users with the average BHCA of about 9000 and CCR is about 50%, what would be the busy hour calling rate?
• In Erlang's analysis of efficient telephone line usage he derived the formulae for two important cases, ________,
• For Telephone voice Transmission to use a T line, the signal must be __________________ before the multiplexed.
• In a cellular telephone system, which type of interference results from imperfect design of filters in receivers by allowing nearby frequencies to enter the receiver?