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You have been retained to examine how many check-in agents should be used at a check-in counter for a big hotel. During normal business hours, customers arrive at a rate of about 24 per hour, and it takes about 7 minutes to done the check-in process. Both the poisson distribution for arrivals and the exponential distribution for service time apply and a FIFO discipline is used. The check-in counter will accommodate as many as 5 agents.Explain the following, utilizing the queuing table D.5:
a. The average utilization rate (p).
b. The average queue length based on 1, 2, 3, 4 or 5 agents.
c. The average waiting time based on 1, 2, 3, 4 or 5 agents.
d. What is your recommendation?
Explain Process Control Block Process Control Block (PCB): Information related with every process is stored in Process control Block. a) Process state b) Program counter c
Draw the ISDN address structure and explain how the addressing works? Address Structure: The ISDN address structure is demonstrated in figure. ISDN number part has a maximum
Compare excess 3 codes and gray code. Ans. Excess 3 Codes 1. This is the other form of BCD code. All decimal digits are coded in 4 bit binary code. 2. The code
Q. Logic diagrams for same Boolean expression? The expression F can be simplified using Boolean algebra. The logic diagram of simplified expression is drawn in fig (b)
a. It improves quality by providing consistent advice and by making reduction in the error rate. b. Expert systems are reliable and they do not overlook relevant info
The most expensive method of accessing Internet is to use leased lines which connect directly to the ISP. This will increase access rate to anywhere between 64 K and 1.5 Mbps, rely
define multipoint communication
Nonvolatile Read Write Memory, also kown as Flash memory. It is also called as shadow RAM.
Name the concepts of Object oriented There are various concepts of object oriented analysis Abstraction, Encapsulation, Identity, Modularity, Hierarchy, Typin
Which of following can not be accessed randomly DRAM, SRAM, ROM or Magnetic tape ? Ans. Magnetic tape cannot be accessed randomly; it can only be accessed sequentially.
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