In Erlang's analysis of efficient telephone line usage he derived the formulae for two important cases, ________,

Related MCQs

• A group of 5 trunks is offering 2 Erlangs of traffic. Find the probability that at least one trunk is free.
• A group of 20 servers carry a traffic of 10 Erlangs. If average duration of calls is 3 minutes, calculate the no. of calls put through by a single server and a group as a whole in 1 hour period.
• 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 ____________________.
• Erlang -B and Erlang-C formulae became foundational results in _________
• Which model of loss system allows the usage of Poisson distribution model for traffic analysis especially by assuming infinite number of users?
• For Telephone voice Transmission to use a T line, the signal must be __________________ before the multiplexed.
• 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?
• The most comman dial up service used by a person making home telephone call is_____________