Bct2110:Principles Of Computer Repair Question Paper
Bct2110:Principles Of Computer Repair
Course:Bachelor Of Information Technology
Institution: Meru University Of Science And Technology question papers
Exam Year:2013
1
QUESTION ONE (20 MARKS)
a) Write short notes on the following computer system threats and provide a solution for
each of the threats:
i. Spyware (2 Marks)
ii. Worm (2 Marks)
b) i) Explain the RAID system. (4 Marks)
ii) Explain why users prefer flash disks to CDs. (4 Marks)
c) Explain the booting process of a given operating system. (4 Marks)
d) Explain how to recover a file that has been deleted and implied from the recycle bin.
(4 Marks)
e) One of the most importance tools that every support person should have is a system
disk. Different operating systems may use different system disks. Thus, it is
importance to ensure that the system disk you have is compatible with the operating
system you are working with.
i. Provide a short definition of a system disk. (1 Mark)
ii. Describe the key files that a system disk for windows XP MUST contain for it
to be of use. (6 Marks)
iii. Describe how you would create an MSDOS system disk. (3 Marks)
2
SECTION B
QUESTION TWO (20 MARKS)
a) Describe the role of the following utilities in a computer system as available on a
machine installed with windows XP operating system.
i. Device manager (2 Marks)
ii. Back up (2 Marks)
iii. Task manager (2 Marks)
iv. System restore (2 Marks)
v. Firewall (2 Marks)
b) With relevant examples, describe the use of the following MSDOS commands.
i. FDISK (2 Marks)
ii. ATTRIB (2 Marks)
iii. TYPE (2 Marks)
iv. DISKCOPY (2 Marks)
v. MEM (2 Marks)
QUESTION THREE (20 MARKS)
a) Briefly describe the role of the CMOS program in a computer system, giving an
example of one manufacturer of such a program. (4 Marks)
b) Describe the importance of taking ESD precautions when assembling a computer
system. (4 Marks)
c) Describe the role of POST process. (4 Marks)
d) Describe how you would troubleshoot IRQ conflicts in a windows based environment.
(4 Marks)
e) List four items/components that can be changed/configured using the windows device
manager. (4 Marks)
QUESTION FOUR (20 MARKS)
a) Windows stores its configuration information in a database called the registry.
Damaging the registry may make your system unusable thus it is important to be
cautious when working with the registry. Thus you should not edit your registry
unless it is absolutely necessary. The registry stores its information using 5 keys.
Describe the use of the following keys. (10 Marks)
i. HKEY_CURRENT _USER
ii. HKEY_USERS
iii. HKEY_LOCAL_MACHINE
iv. HKEY_CLASSES_ROOT
v. HKEY_CURRENT_CONFIG
3
b) Describe a situation that would require you to start your windows XP operating
system in safe mode. (4 Marks)
c) What is the importance of enabling automatic windows XP update in your computer
system? (2 Marks)
d) Describe the process of enabling automatic updates in windows XP. (4 Marks)
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