Simulation Techniques Feb 1997

Part - A

1    a) Define with examples                                        8
          i) System     ii) Entity iii) Attributes     iv) Activities.
     b) What are the basic types of models? Explain             8
     c)	Explain the guiding principles on which mathematical models are
     built		4.

2    a) Differentiate between
	  1)   Close system and Open system.
	  2)   Endogenous and Exogenous activities
	With examples.								4.
     b)   Draw the full corporate model starting from the description of
     major segments of the corporate model.                                            6.
     c)   Describe with examples:                                     10.
     1)   System Analysis     2) System Design    3) System Postulation.

3    a) Explain Distributed Lag model and Cobweb model.                  10.
     b)	Explain the steps involved in system simulation study with a flow
     chart.		10.

4    a) What is the need for continuous system simulation Language? Give a
     list of some of the functional blocks of CSMP III.                                 10.
     b)	Describe the structure of a System Dynamics Model. Draw a simple
     System Dynamic diagram of Market Model and explain.                  10.

5    a) What are the measures of probability functions? Explain.         7.
     b) Describe generation of Random numbers by computer.               6.
     c)	Explain the common Queuing disciplines and the terms used in
	  describing queues.  7.

Part - B

6    Describe the principles involved in the simulation of a discrete system
     with a simple telephone system as the example.                    20.
7    a)   Explain the symbols used for the block types in GPSS.        10.
     b)	Illustrate the simulation of a manufacturing shop with a neat GPSS
     block diagram, which uses transfer blocks.                       10.

8    Write short notes on any 4:                                      20.
     i)   Program control statements in GPSS.
     ii)  Set operations in GPSS.
     iii) Time series analysis.
     iv)  Spectral Analysis.
     v)   Auto-regressive processes
