INTRODUCTION TO INFORMATION SYSTEMS.

UNIVERSITY EXAMINATIONS: 2021/2022
EXAMINATION FOR THE CERTIFICATE IN INFORMATION
TECHNOLOGY
CIT104 INTRODUCTION TO INFORMATION SYSTEMS
FULLTIME/PARTIME
DATE: SEP-DEC, 2021 TIME: 2 HOURS
INSTRUCTIONS: Answer Question ONE AND any other TWO questions.

QUESTION ONE
a) Describe how a computer is used in the following field
i) Hospitals
ii) Banking
iii) Schools
(6Marks)
c) Discuss any four Positive impacts of computers in the society. (4Marks)
d) State and explain any four characteristics of computer that. (4Marks)
e) Explain how would you know that the computer that you are using is affected with virus.
(4Marks)
f) Explain three threats to data and information. (6Marks)
QUESTION TWO
a) Explain four types of computer threats and control measures of preventing each.
(8Marks)
b) Explain the different between information and information systems (4 Marks)
c) Describe the responsibility of you, as an IT student to information gathering .
(8Marks)
QUESTION THREE
a) Discuss any four types of information systems in supporting and enabling business core
processes. (8 Marks)
b) Explain the following terminologies as used in information systems (4 Marks)
i) Information
ii) Knowledge
iii) Data
iv) Wisdom
c) Using a well labeled diagram describe at least three types of topologies as used in computer
network.
(8Marks)
QUESTION THREE
a) Using Example in each case, give four classification of information (4 Marks)
b) Summaries five uses of information in organizations and business today (4 Marks)
c) Explain the four main characteristics of information (4 Marks)
d) Using a well label diagram, describe the three levels of managements (3 Marks)
QUESTION FOUR
a) Differentiate between volatile and nonvolatile as used in computer memory (2 Marks)
b) Using diagram, give any three inputting devices in a computer (6 Marks)
c) Give any three types of monitor available in the market today (3 Marks)
d) Give four types of decision support systems (4 Marks)

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