CWA/ICWA Inter :: Information Systems and Technology: December 2004

I-6(IST)
Revised Syllabus

Time Allowed : 3 Hours Full Marks : 100
Answer Question No. 1 which is compulsory
and any five from the rest.
Marks
1. (a) Match column (1) with column (2): 1x10
(1)(2)
(i)Gateway(a)Problem in hardware, control software or media.
(ii)Half-duplex(b)Pertaining to calculation of check digit.
(iii)Handshaking(c)Measure of processing performance.
(iv)Hang-up(d)Interconnecting two computer networks of different architecture.
(v)Invocation(e)Repetitive operation based on the parameters.
(vi)Driver(f)Buffer storage to reduce processing delays.
(vii)Modulus(g)Transmission in one direction at a time.
(viii)Spooling(h)Identifies a particular device.
(ix)Iteration(i)A program being activated.
(x)MIPS(j)Communication between two pieces of hardware.
(b) Complete the following sentences by putting an appropriate word or two in the blank position:
(i)

A collection of protocols that govern the way data travel from one machine to another across networks is termed as ________

(ii)

By use of the ________ data on a source document can be traced to an output or vice versa.

(iii)

Data is stored in the ________ memory until transferred to its permanent store on a disk system.

(iv)

________ are prepared graphic images that can be incorporated into a document with a word processor.

(v)

A symbol that marks to current position of the mouse on the screen or the point of entry of data is termed as ________

1x5
(c) Choose the most appropriate answer out of the four alternatives in each set: 1x5
(i)  In the windows System, a Folder is a storage area for
(A)
(B)
(C)
(D)
Files only;
Folders only;
Sub-folders only;
Files and Sub-folders only.
(ii)  'Pocket switching' on the Internet refers to
(A)
(B)
(C)
(D)
Type of circuitry;
Switching components;
Method of data movement;
Packet of hard copy.
(iii)  'Point-of-sale' or POS pertains to
(A)
(B)
(C)
(D)
Sales points plotted in a computer graphics;
Sales between two locations;
A value that indentifies the location of sales data in storage;
An input-output device updating sales and inventory.
(iv)  The concept of 'cylinder' is used in respect of the device
(A)
(B)
(C)
(D)
Tape drive;
Disk pack;
Compact disk;
Daisy wheel printer.
(v)  Firmware is associated with
(A)
(B)
(C)
(D)
Application software for firms;
Special - purpose hard - ware device;
Benchmark software;
Software in ROM.
2. (a) Why is audit charter required? 6
(b) Explain the steps involved in conduct audit of computerized accounting system. 10
 
 
Please turn over

( 2 )

I-6(IST) Marks
3. (a) Distinguish between the following:
(i)
(ii)
(iii)
CD ROM Disks and WORM Disks;
Serial and Parallel Transmission:
Master File and Transaction File.
2x3
(b) Explain the Client Server model with respect to Internet. 5
(c) What is multiprocessing? Give its advantages and limitations. 5
4. (a) Describe any four benefits being offered by flow chart. 1½x4
(b) Describe briefly the various transmission techniques. 6
(c) Mention the basic features offered by an E-mail package. 4
5. (a) What is a Certifying Authority and what are the Regulation of Certifying Authorities (CAs)? 6
(b) Explain the terms 'Attribution', "Acknowledgement' and' Dispatch of Electronic Records' with reference to the Information Technology Act 2000. 10
6. (a) With respect to Data Base Management System, write short notes on the following;
(i)
(ii)
(iii)
(iv)
Query Languages;
De-normalization;
Normalization;
Data Redundancy.
1½ x 4
(b) Explain DBA and its role. Why is DBA essential? 10
7. (a) Explain the various methods of accessing information? 6
(b) Explain the classifications of computers depending on size and versatility of the applications. 10
8. Strong & Smith Limited followed a system of pre-determined rates for recovery of their labour and all kinds of overhead expenses. During the year 2003-04 the following pre determined rates were in operation;
Net Labour CostRs. 50 per hour
Labour On Cost 200% on Net Labour Cost
Material On Cost20% on Net Material Cost
Machining CostRs. 100 per hour

The company had a labour strength of 4000. Available working hours per workman per month were 200. You are to consider 10% of the available hours as absenteeism and further 10% of the attended hours as idle time in order to arrive at net labour hours. The company reported their performance during the year as under:

SalesRs. 700.00 crores
Materials ConsumedRs. 416.30 crores
Actual Expenses for Labour and
Overheads together
 
 
204.50 crores
Machine hours recovered on production10000 hours
You are required to furnish;
(a) Net labour hour recovered on production and cost of sales: 3+4
(b) Over or under - recovery in labour and overhead costs together; 2
(c) Profit or Loss as per cost records and as actually earned or lost; 1½+1½
(d) Over or under - recovery if absenteeism and ideleness could be totally eliminated: 2
(e) Name of any four measures for improvement in performance. 2

__________

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