The Institution of Engineers,India 2006 Diploma Electronics and Communication BUSINESS SYSTEMS - - Question Paper

Code: DC-07              Subject: BUSINESS SYSTEMS

Time: 3 Hours                                                                    June 2006                                 Max. Marks: 100

NOTE: There are 9 Questions in all.

      Question 1 is compulsory and carries 20 marks. Answer to Q. 1. must be written in the space provided for it in the answer book supplied and nowhere else.

      Out of the remaining EIGHT Questions answer any FIVE Questions. Each question carries 16 marks.

      Any required data not explicitly given, may be suitably assumed and stated.

Q.1       Choose the correct or best alternative in the following:                                         (2x10)

a.       A program is made up of

                   (A)  Constants                                     (B)  Buffers

(C)    Instructions                                  (D)  All of the above

b.      The purpose of EXIT command is to

(A)    Get out of a condition loop          

(B)    Get out of FoxPro

(C)    Transfer the control to another procedure                                                                 

(D)    None of the above

             c.   To unconditionally exit from a SCAN-ENDSCAN loop, one can use

(A)    LOOP                                         (B)  .NOT. EOF()

(C)  EXIT                                           (D)  SKIP

             d.   The operation carried out on an input data for checking its correctness and acceptability is termed as

(A)    Validation                                   (B) Verification

(C)  Moderation                                 (D)  None of the above.    

             e.   A pseudo code is

(A)     A machine level code                  

(B)     Structured English to communicate the logic of a program

(C)     A random number                       

(D)    A Password

             f.    The lowest level of management is concernd with

(A)     operational management               (B)  tactical information

(C)  long term planning                         (D)  strategic information

             g.   The accounting equation is

(A)   Total Liabilities = Total assets + capital          

(B)   Total Assets = Total liabilities + capital

(C)  Total liabilities = Total assets + total expenses

(D)  None of the above

             h.   The function to remove leading and trailing spaces from a character expression is

(A)    TRIM()                                        (B) LTRIM()

(C) RTRIM()                                      (D) ALLTRIM()

             i.    The most appropriate command to permanently remove all records from the current table is

(A)   Pack                                            (B) Delete all

(C) Zap                                               (D) Delete file

             j.    ABC analysis is used in

(A)  Financial control                           (B)  Inventory control

(C)  Stores accounting                         (D)  None of the above

Answer any FIVE Questions out of EIGHT Questions.

Each question carries 16 marks.

  Q.2     a.   What are the advantages of using flowchart?                                                       (9)

             b.   Draw a flowchart of the following problem.  Input 100 numbers from the keyboard and print the sum of all the numbers.                                        (7)

  Q.3     a.   Write a FoxPro program to display the multiplication table for a given number.                    (8)

             b.   Explain the manner in which the following file operations can be performed in FoxPro (i) update (ii) append (iii) joining two files              (iv) opening RQBE window.                                                   (8)                   

  Q.4     a.   Explain how a popup menu can be created in a Foxpro?                                     (8)

             b.   Explain the following data processing terms:

                   (i)  File accessing.                                (ii)  File maintenance.                          (4+4)

  Q.5     a.   Explain briefly the applications of software utilities.                                              (8)

             b.   What are the activities and components of Data Base Management System?                       (8)

  Q.6     a.   What are the objectives of auditing a computerised system?                                (8)

             b.   Briefly explain the role of documentation in system study?                                   (8)

  Q.7           Explain the use of following commands in Foxpro

                   (i)    Recall                                           (ii)  Text, Endtext

                   (iii)  For, Endfor                                   (iv) Scan, Endscan                     (4+4+4+4)

  Q.8           Write a Foxpro based program to display the Telephone subscriber information whenever the telephone number is entered                                (16)

  Q.9     a.   Differentiate between a master file and transaction file with the help of an example.              (8)

             b.   Give some applications of business data processing.                                            (8)