Jawaharlal Nehru Technological University NR 220401 - Management Science - Set 2 - November 2003 Testpapers

Code No: NR 220401

Supplementary Examinations November-2003

Set No. 2

MANAGEMENT SCIENCE

(Common to Electronics & Communication Engineering, Electronics & Telematics)

[Time:3 hours]
Max. Marks:80

Answer any FIVE questions

All questions carry equal marks

1. Define management and administration. Is there any conflict between these two terms? How will you resolve their conflict?

2. Discuss strategies at different levels in a corporate enterprise.

3. What do you understand by quality control? Explain its significance and techniques.

4. What is selection? Outline the steps of selection.

5. Write notes on:
a) Purchase requisition b) Notice for inviting tenders
c) Comparative statement d) Purchase order

6. Write short notes on: a) safety stock. b) Bin card. c) Lead time

7. A Project has the following characteristics:
Construct a PERT network. Find the critical path and variance for each event. Find the project duration at 95% probability

Activity	Optimistic Time (days)	Pessimistic Time (days)	Most Likely Time (days)
1-2	1	5	1.5
2-3	1	3	2
2-4	1	5	3
3-5	3	5	4
4-5	2	4	3
4-6	3	7	5
5-7	4	6	5
6-7	6	8	7
7-8	2	6	4
7-9	5	8	6
8-10	1	3	2
9-10	3	7	5

8. List activities for creating a canteen in the factory is given below with other relevant details. Job a must preceed all others while E must follow all others. A part from this, job can run concurrently.

____________________________________________________________
                                                                  Normal 	
Code Job Description-----------------------------------Crash Cost (Rs)
		                          Duration      Cost      Duration
			                  (Days)        (Rs)        (Days)
_____________________________________________________________
A     Lay foundations                   5	   3000	         4         4000
       and build walls	
B     Tile roofing		            6         1200           2         2000   	
C     Instal electricity                   4         1000           3         1800
D     Instal plumbing                     5         1200           3         2000 
E     Connect service to finish        3         1600           3         1600
______________________________________________________________

i) Draw the network and identify critical path.
ii) Crash the network fully to find out minimum duration
iii) If indirect costs are Rs.300/- day, determine the time-cost trade-off the project.