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Introduction To Information Systems (Sunday) Question Paper

Introduction To Information Systems (Sunday)

Course:Bachelor Of Commerce

Institution: Kca University question papers

Exam Year:2011

UNIVERSITY EXAMINATIONS: 2010/2011
FIRST YEAR EXAMINATION FOR THE DEGREE OF BACHELOR OF
COMMERCE
CMS 100: INTRODUCTION TO INFORMATION SYSTEMS (Sunday)
DATE: AUGUST 2011 TIME: 2 HOURS
INSTRUCTIONS: Answer question ONE and any other TWO questions
Question One
a) Define the following computer terminologies
i. Digitize (2 Marks)
ii. icon (2 Marks)
iii. WORM (2 Marks)
iv. upload (2 Marks)
b) Discuss the difference between assembly and machine language (4 Marks)
c) state the symbols for the digits in the number system having ‘b’ as the base where b=4 (3 Marks)
d) Define the term operating system (2 Marks)
e) Discuss four functions of operating system (8 Marks)
f) List and discuss five types of office application software (5 Marks)
Question Two
a) Convert the following binary numbers to hexadecimal
i. 110111.11 (2 Marks)
ii. 1.1110101 (2 Marks)
2
b) Perform the following HEXADECIMAL arithmetic
i. DFAC - 101B (2 Marks)
ii. 14.79 + BC.78 + DE.78 (2 Marks)
c) Perform the following OCTAL arithmetic
i. 45 X 342 (4Marks)
ii. 421 X 4.7 (4Marks)
d) Convert the values shown below
i. 56752 octal to base 16 (2 Marks)
ii. 5.125 decimal to base 16 (2 Marks)
Question Three
a) Magnetic Ink character Reader (MICR) technology uses the principle of magnetism to encode
certain characters
i) Recommend one application/use of this technology (2 Marks)
ii) Name any three data items that can be encoded using this technology (3 Marks)
b) Outline five types of information systems (5 Marks)
c) Briefly explain three types of media used for storage (6 Marks)
d) Define the following terms
i. Compiler (2 Marks)
ii. Interpreter (2 Marks)
Question Four
a) Using well labeled diagrams describe four types of topologies that can be used to connect computers in organizations (12 Marks)
b) Differentiate between the following
i.Microprocessor and MicroComputer (2 Marks)
ii. Data and information (2 Marks)
iii. Hardcopy and softcopy (2 Marks)
iv. CDROM and floppy disk (2 Marks)
Question Five
a) Define the term human computer interface (HCI) (2 Marks)
b)Discuss four types of human computer interaction styles (8 Marks)
c) Each instruction of a computer specifies an operation on certain data. The are various ways of specifying address of the data to be operated on. These different ways of specifying data are called the addressing modes. Discuss five types of addressing modes (10 Marks)

Introduction To Information Systems (Sunday) Question Paper

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