NATIONAL OPEN UNIVERSITY
University Village, Plot 91, Cadastral Zone, NnamdiAzikiwe Express Way, Jabi, Abuja
Faculty of Science and Technology
Course Title: Agricultural Data Systems.
2 Credit Unit
Course code: DAM462
Instruction: Answer Question 1 and any other three
1 a. i. Define the term Information Technology (3 marks)
ii. Explain the word Expert system (3 marks)
b. Discuss the evolution of Information Technology.(3 marks)
c. Explain the term System Modeling (3 marks)
d. Discuss the simulation model and its application in the agricultural sector (8 marks)
e. List 5 means of disseminating information in agricultural extension (5 marks)
(25 marks)
2 a. Explain the meaning and role of simulation model in theNigerian agricultural sector.
(9 marks)
b. Explain the concept of decision support system (6 marks)
(15 marks)
3 a. Write briefly on data model.(6 marks)
b. Write a short note on trends and experienced for database development andmanagement in agriculture. (9 marks)
(15 marks)
4 a. Highlight 5 fields where application of IT is of utmost significance(10 marks)
b. What accreditation body is involved in the regulation of IT applications?( 5 marks)
(15 marks)
5 a. Who is an IT personnel and what roles do they perform? (8 marks)
b. Write a short note on Agricultural Systems (7 marks)
(15 marks)
6 a. Explain the word Expert system.(6 marks)
b. Write short note on the need of expert system.(9 marks)
(15 marks)
You can get the soft copy for this course or the exam summary answers for this course from 08039407882
Check anoda sample below
