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problem1. Describe the behaviour of customers in a queue with reference to balking, reneging and jockeying.

problem2. A tax consulting firm has two service stations in its office to look after customers who have difficulties with their tax returns due to problems and complaints related to their income, wealth and sales taxes. Customers arrive in a Poisson manner at an average 40 persons in an 8-hour service day. The service time distribution for each tax adviser follows an exponential distribution. Given that the average service time is 20 minutes. find out

(i) The probability that there is no customer in the system,

(ii) The average number of customers in the system,

(iii) The average time a customer waits in the queue,

(iv) The expected time that a tax adviser is busy servicing customers in a 40-hour week?

problem3. PERT and CPM are crucial network techniques for planning, scheduling and executing large time-bound projects.

i) Outline two advantages of using PERT and CPM for a Project manager.

ii) State one major drawback of using these network techniques in network analysis.

problem4. prepare down three distinguishing features between PERT and CPM.

Computer Network & Security, Computer Science

  • Category:- Computer Network & Security
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