NATIONAL OPEN UNIVERSITY OF NIGERIA

UNIVERSITY VILLAGE, PLOT 91, CASDASTRAL ZONE, NNAMDI AZIKIWE EXPRESS WAY, JABI, ABUJA.
FACULTY OF MANAGEMENT SCIENCES
JANUARY/FEBRUARY 2018 EXAMINATION

COURSE CODE:     BUS 701

COURSE TITLE:    COMPUTERS IN ORGANIZATIONS    

CREDIT UNIT:                    2

TIME ALLOWED:  2 HRS            

Instructions:   1. Attempt question Number one (1) and any other Two (2).

2. Question number 1 is compulsory and carries 30 marks, while the other Two (2) questions carry 20 marks each

                        3. Present all your points in a coherent and orderly manner

QUESTION 1:

1. Explain the Five ( 5) key Objectives of the Course “ Computers in Organization”       - 10Marks

(b). The Information Age has evolved from the Agriculture, Industrial to the present.  What are any five (5) major characteristics of the Information Age?   -5Marks

(c). List the forms in which Information can be classified, giving examples for each Classification.  -5Marks

(d).            Explain the Nine (9) key functions of Information Technology and its major benefits. – 10 Marks

Question 2:

      (a). Briefly  explain to a  barely computer-literate  Chief Executive of your organization the

              five (5) major components of a Computer system. – 10 Marks

(2b)      What is Grid Computing?   - 2Marks

(2c)        Explain the four (4) elements used to determine a Processor’s Speed         – 8 Marks

Question 3:

(3). Briefly explain the following  Five (5) Computer Input devices:

       (i). Keyboard

       (ii). Terminal

       (iii). Scanners

       (iv).  Digitizers

       (v). Barcodes  -20 marks

Question 4:

1. Define Database Management System (DBMS)  and list its advantages.                        - 10 Marks.

(b). Explain the four (4) criteria used to classify DBMS? - 10 Marks

Question 5:

(a). Explain the three (3) essential Components of a Network.-10Marks

(b)What are the basic advantages of a Network? -5Marks

 (c).      Briefly Explain the following capabilities of the Internet:

•  Communication
•  Information  Retrieval
•  Research on the Web 
•  E-Commerce  -5Marks