UNIVERSITY EXAMINATIONS: 2020/2021
EXAMINATION FOR THE DEGREES OF BACHELOR OF SCIENCE IN
APPLIED COMPUTING/ BISF/ BSSD
BAC 1105: INSTALLATION AND CUSTOMIZATION
FULLTIME/ PARTTIME
DATE: DECEMBER, 2021 TIME: 2 HOURS
INSTRUCTIONS: QUESTION ONE IS COMPULSORY, CHOOSE TWO OTHER
QUESTIONS
QUESTION ONE (20 Marks) Compulsory
a. Describe the following terms 3 Marks
i. BIOS
ii. POST
iii. BOOT Order
b. With the use of an illustration (Diagram Preferred) outline the structure of a computer’s
secondary storage. Hint(Where the read heads go) 4 Marks
c. List any three Operating System Utilities 3 Marks
d. For the listed above describe the functions they perform in an PC 3 Marks
e. Name two types of User Interfaces provided by the Operating System 2 Marks
f. Suppose you have been asked to perform a re-install of all the computers in the labs in
KCA in preparation for a new semester. Kindly advise your team on how to get this done
task assuming that you have computers capable of running windows 10.
5 Marks
QUESTION TW0 (15 Marks)
a. Name three different Kinds of Operating Systems. 3 Marks
b. Name the operation that is done by an operating system on secondary storage media so
that we can save files to it 1 Mark
c. Name any three filing systems used by operating systems 3 Marks
d. State two ways one can partition a Hard Disk 2 Marks
e. What is the difference between backup and storing files on an external drive?
2 Marks
f. Explain the term form factor 2 Marks
g. Describe how the boot process works starting from powering a machine
5 Marks
h. Name any two ports that are initialized by an operating system
2 Marks
QESTION THREE (15 Marks)
a. State any three safety precautions one would take before installing 3rd party software
3 Marks
b. Julian saw the message “No Bootable Disc found “Explain what could be the cause of
such an error
3 Marks
c. Suggest a solution to this type of an error. 1 Mark
d. Distinguish between UEFI and Legacy mode of the BIOS 4 Marks
e. State and explain any four types of expansion slots 4 Marks
QUESTION FOUR (15 Marks)
a. Differentiate between Baby AT and ATX form factors 4 Marks
b. State the preparation one will undertake in preparation to install a windows 10 Operating
system.
c. Define the following computer risks 3 Marks
i. Malware
ii. Spyware
iii. Virus
d. Foor each of these, discuss an appropriate utility that will help a computer user get rid of
these.
3 Marks
e. List and explain five functions of an Operating System
5 Marks
