The system in which call requests are kept waiting due to unavailability of trunks is known as ____________

Related MCQs

• Erlang determined GoS of lost call system of finite number of trunks based on assumptions: 1. Pure chance traffic 2. Statistical equilibrium 3. Full availability 4. calls which face congestion and get lost
• 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)
• During Busy hour, 1200 calls were offered to a group of trunks and 6 calls were lost. The average call duration was 3 minutes. Find Traffic carried(Ac)
• Unavailability of single processor system is given by
• Unavailability of Dual processor system is given by
• A group of 5 trunks is offering 2 Erlangs of traffic. Find the probability that at least one trunk is free.
• A group of 5 trunks carry a traffic of 2E. Find 1. GoS 2. Probability that only one trunk is busy.
• Trunks are the lines that run between
• For the two-group grading consisting of 14 trunks, availability = 5, Ak = 1.4E and the required grade of service of about 0.01, what would be its traffic capacity?
• Given that MTBF=2000Hrs and MTTR = 4Hrs. Calculate the unavailability for single processor systems for 10 years and 30 years.