UNIVERSITY EXAMINATIONS: 2017/2018
EXAMINATION FOR THE CERTIFICATE IN BUSINESS
INFORMATION TECHNOLOGY
CBIT 0100 FUNDAMENTALS OF COMPUTER SYSTEMS
FULLTIME/PARTTIME
DATE: AUGUST, 2018 TIME: 1 ½ HOURS
INSTRUCTIONS: Answer Question One AND any other TWO questions.
QUESTION ONE
a) Using a well labelled diagram define the components of a system unit. (10Marks)
b) Describe and differentiate using examples the two types of software. (6Marks)
c) Define a bit and describe how a series of bits represents data. (4Marks)
QUESTION TWO
a) Describe the two types of system unit memory. (2Marks)
b) Using examples define an Operating system. (2Marks)
c) Discuss the characteristics of computers. (6Marks)
d) Discuss the different classifications of computers. (10Marks)
QUESTION THREE
a) Convert the following decimal numbers to binary: (4Marks)
a) 41
b) 180
b) Convert the following binary numbers to decimal: (4Marks)
a) 00110110
b) 10010110
c) Convert the following decimal numbers to octal: (4Marks)
a) 50
b) 124
d) Give at least three examples of input and output devices. (6Marks)
e) Give two advantages of using a computer. (2Marks)
QUESTION FOUR
a) Explain the purpose of a computer network. (2Marks)
b) Define the different types of network. (6Marks)
c) Discuss the uses of the Internet and the World Wide Web. (10Marks)
d) Describe the two types of programming languages. (2Marks)
QUESTION FIVE
a) What does the term storage device mean? (2Marks)
b) Give three examples of storage devices. (3Marks)
c) Describe the boot sequence of a computer. (10Marks)
d) Formatting of an external disk is important. What is formatting? (5Marks)
