CWA ICWA Exam Papers Inter Group II
Operations Management and Information System June 2009
This Paper has 53 answerable questions with 0 answered.
Time Allowed : 3 Hours Full Marks : 100
The figures in the margin on the right side indicate full marks.
Section I : Operation Management
Answer Question No. 1 which is compulsory and any 2 questions from the rest, under Section I.
1. (a) For each part below, choose the most appropriate answer out of the four options indicated below each part: 1×4
(i) The activity of specifying when to start the job and when to end the job is known as;
(a) Planning, (b) Scheduling (c) Timing, (d) Follow–up
(ii) Most suitable layout for job production is:
(a) Line layout, (b) Matrix layout, (c) Process layout, (d) Product layout.
(iii) The act of assessing the future and making provisions for it is known as:
(a) Planning, (b) Forecasting, (c) Assessment, (d) Scheduling.
(iv) One of the important charts used in programme control is:
(a) Material chart, (b) Gantt chart, (c) Route chart (d) Inspection chart
(b) Given below are two lists–list ‘A’ containing six observations and list ‘B’ containing various functional areas associated with production management. Expand the abbreviations and match them with the corresponding functional areas.
List ‘A’ List ‘B’
AOQ Quality control
Product mix determination
(c) Mention the name of the metal working process involved in carrying out the followingoperations and also state the machine/equipment on which this is carried out: 1×4
(i) Reducing the diameter of a cylindrical object. (0)
(ii) Making a cylindrical hole on an object. (0)
(iii) Very fine finishing of the inside diameter of a cylindrical liner. (0)
(iv) Reducing the thickness of one side of a metal cube. (0)
2. (a) Expand the following systems of production technology. Narrate the main features related to enhancement of production and the advantages derived from the system. 4×2
(i) FMS, (0)
(ii) CIM. (0)
(b) A company manufactures items X1 and X2 which are sold at a profit of Rs.35 per unit of X1 and Rs.25 per unit of X2.
X1 requires 3 kgs. Of materials, 4 man‘hours and 2 machine‘hours per unit.
X2 requires 2 kgs. Of materials, 3 man‘hours and 2 machine‘hours per unit.
During each production run, there are 350kgs. Of materials available, 600 mna‘hours and 550 machine hours for use.
Formulate under Simplex method of linear programming:
(i) The objective function and the linear constraints, and
(ii) The equations after introducing slack variables.
(iii) What are the various methods of solving a linear programming problem?
(c) The annual sales of TV sets by a dealer in Delhi are as under:
Year 2004 2005 2006 2007 2008
Sales (thousand units) 3 14 36 4 33
Fit a linear trend equation to the sales figure and estimate the sales for the year 2009.
3. (a) As on August 1, the following jobs are to be processed. Their processing times and due dates are given:
Job A B C D
Processing time(days) 2 6 7 12
Due date August–12 August–7 August–4 August–8
Sequence the jobs based on minimum critical ratio.
(b) What are the factors that force an organization to redesign plant layout? 4 (0)
(c) Briefly explain: 2×2
(i) MDD as a sequencing rule for single facility. (0)
(ii) Advantages of NC Machines. (0)
(d) A company is planning to undertake the production of medical testing equipment and has to decide on the location of the plant. Two location are being considered, namely, A and B. The fixed costs of two locations are estimated to be Rs.25 lakhs and Rs.30 lakhs respectively. The variable costs are Rs.300 and Rs.250 per unit respectively. The average sale price of the equipment is Rs.550 per unit.
Find the range of annual production/sales volume for which each location is most suitable. 4 (0)
(e) What types of work are carried out during routine maintenance? 2 (0)
4. (a) A shaft of 3000 mm in length requires machining on a lathe. If the spindle executes 1500 r.p.m. and the feed is 0.20mm per revolution, how long does it take the cutter to pass down the entire length of the shaft? 2 (0)
(b) Requirement of raw materials for a company is 250 units per month. The carrying cost for the same is 10% of its purchase price which is Rs.10 per unit. The ordering cost is Rs.15 per order. Computer EOQ and related total cost. 4 (0)
(c) Calculate the number of units expected to fail in a year and the mean time between failures from the following:
Testing time = 100 hours
Samples tested = 50units
Failures = 2 units
Average usage = 2 hours/day
Total sales in the year = 500 units 4 (0)
(d) What are the requirements to be fulfilled in order to get the full benefits of effective maintenance? 3 (0)
(e) A Public Transport Corporation has gathered the data about the number of breakdowns for months over the past two years in their new fleet of vehicles:
Number of breakdowns 0 1 2 3 4
Number of months this occurred 3 7 11 2 1
Each breakdown costs the firm an average of Rs.3000. For a cost of Rs.1375 per month. Preventive maintenance can be carried out to limit the breakdowns to an average of one per month. Which policy will be suitable for the firm?
Section II : Information Systems
Answer Question No. 5, which is compulsory and any 2 questions from the rest, under Section II.
5. (a) Expand the following abbreviations: 1×5
(i) DML (0)
(ii) MICR (0)
(iii) ASCH (0)
(iv) GUI (0)
(v) ISAM (0)
(b) Put an appropriate word or two in blank position: 1×4
(i) ________means loading Operating System in computer after power is switched on. (0)
(ii) Programs written in High Language are called __________. (0)
(iii) __________ is a process of continuous checking of possible encroachment of virus in a machine. (0)
(iv) _________ is extracting of data from multiple data sources by way of interactive and analytical software tools. (0)
(c) Each statement below is either True or False. Indicate the same in your answer: 1×5
(i) ROM is used for temporary data storage. (0)
(ii) Virtual memory is a provision of secondary storage which acts as primary memory. (0)
(iii) File Volatility is the rate of change in the records in the file. (0)
(iv) Data Mart has no relevance to Data Warehousing. (0)
(v) ERP package convers the function of production management only and excludes Finance and Human Resources. (0)
6. (a) Explain briefly the different phases in implementation methodologies of an ERP system. 5 (0)
(b) Fill up the following missing blocks which form part of the decision making pattern. Write missing answer against Serial Number only in the answer sheet:
Serial No. Level of Management Decision making on Information support from
3. Lower Level
Top Level ?
Planning & Control
? Transaction Processing
Executive System/Expert System
(c) What are the sub-system under the Sales and Distribution Module of an ERP system? 4 (0)
(d) What is Data Warehousing? Give examples of strategic use of data warehousing in different business environment. 2+2 (0)
(e) What are the advantages of Database Management System? 2 (0)
7. (a) What is ‘Risk Management’ in an Information System and what are the steps involved in it? 1+3 (0)
(b) Name the four divisions in COBOL. What are its advantages? 2+2 (0)
(c) (i) What will be the nature of costs to be included in the budget for implementation of an ERP package? 3+1 (0)
(ii) What is ‘Gap Analysis’ in ERP Life Cycle? (0)
(d) Explain FTP mentioning the steps involved in it. 3 (0)
(e) List and Briefly explain the models used for representing the information. 3 (0)
8. (a) (i) What are the objectives of Information System Auditing? 3 (0)
(ii) Explain the major areas for imposition of system of Internal Control. 4 (0)
(b) What are the facilities that are required in the computer for an access to the Internet? What are the problems associated with use of Internet? 2+4 (0)
(c) What is E–Commerce? What are the components involved in it? What are the steps by which a transaction takes place in E–Commerce? 1+1+3 (0)