1
GATE ME 2015 Set 3
MCQ (Single Correct Answer)
+1
-0.3
In the notation $$(a/b/c) : (d/e/f)$$ for summarizing the characteristics of queuing situation, the letters $$‘b’$$ and $$‘d’$$ stand respectively for
A
Service time distribution and queue discipline
B
Number of servers and size of calling source
C
Number of servers and queue discipline
D
Service time distribution and maximum number allowed in system
2
GATE ME 2014 Set 1
MCQ (Single Correct Answer)
+1
-0.3
The jobs arrive at a facility, for service, in a random manner. The probability distribution of number of arrivals of jobs in a fixed time interval is
A
Normal
B
Poisson
C
Erlang
D
Beta
3
GATE ME 2013
MCQ (Single Correct Answer)
+1
-0.3
Customers arrive at a ticket counter at a rate of $$50$$ per hr and tickets are issued in the order of their arrival. The average time taken for issuing a ticket is $$1$$ $$min.$$ Assuming that customer arrivals form a Poisson process and service times are exponentially distributed, the average waiting time in queue in $$min$$ is
A
$$3$$
B
$$4$$
C
$$5$$
D
$$6$$
4
GATE ME 2011
MCQ (Single Correct Answer)
+1
-0.3
Cars arrive at a service station according to Poisson's distribution with a mean rate of $$5$$ per hour. The service time per car is exponential with a mean of $$10$$ minutes. At state, the average waiting time in the queue is
A
$$10$$ min
B
$$20$$ min
C
$$25$$ min
D
$$50$$ min
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