NATIONAL OPEN UNIVERSITY OF NIGERIA

UNIVERSITY VILLAGE, PLOT 91, CASDASTRAL ZONE, NNAMDI AZIKIWE EXPRESS WAY, JABI, ABUJA.
FACULTY OF SCIENCES
APRIL 2019 EXAMINATION

COURSE CODE: CIT701

COURSE TITLE: Foundation of Information and Communication Technology

CREDIT: 3 Units

TIME ALLOWED: 2½ Hours

INSTRUCTION: Answer Question 1 and any other FOUR (4) Questions

1a) List the various data collection techniques known to you  (1½ marks)

b) How many distinct stages of information revolution has the society experienced? List them. (3½ marks)

c) Enumerate the characteristics of the information age (5 marks)

d)  What is an output device?             (2 marks)

e) Highlight three characteristics of storage. (3 marks)

f) State four (4) characteristics of Management Information System (MIS). (4 marks)

g) Briefly describe non-impact printing. Give two examples of non-impact printers. (3 marks)

2a) What is the purpose of web utilities        (3 marks)

b) What is Data Flow Diagram (DFD)? (1 mark)

c) Give a table of the symbols used in drawing DFD stating the symbol name, the symbol drawing and the meaning/ uses of the symbol. (Use the table format below). (8 marks)

3a) Extensively describe the use of Gantt Chart.  (6 marks)

b) Distinguish meta-search engines and specialized search engines  (3½ marks)

c) List the base inputs in a project (2½ marks)

4) The Systems Development Life Cycle (SDLC) is a six-phased set of activities that brings about a new Information Technology (IT) application.

a) List the phases. (3 marks)

b) Describe the first two phases. (9 marks)

5a) What do you understand by Add-in-boards?       (2 marks)

b) Briefly describe the function of any ten Add-in-boards for microcomputers. (10 marks)

6a) What do you understand by the term Information and Communication Technology (ICT)       (1½ marks)

b) Outline the three main components of ICT. (4½ marks)

c) For the characteristics of Personal and Enterprise computer, complete the cells in the table below with either a "YES" (Y) or "NO" (N)  (6 marks)