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Ics 2100: Introduction To Computers Question Paper

Ics 2100: Introduction To Computers

Course:Bachelor Of Science In Industrial Chemistry

Institution: Dedan Kimathi University Of Technology question papers

Exam Year:2013

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University Examinations 2012/2013
FIRST YEAR SEMESTER II EXAMINATION FOR THE DEGREE OF BACHELOR OF SCIENCE IN INDUSTRIAL CHEMISTRY AND LEATHER TECHNOLOGY
ICS 2100: INTRODUCTION TO COMPUTERS
DATE: DECEMBER 2013 TIME: 8:30-10:30am
Instructions: Answer Question one and any other two Questions
QUESTION 1: (30 Marks)
a) Define the following terms : (3 marks)
i. Virtual memory
ii. Cold booting
iii. Qwerty
b) State and explain two types of primary memory (4 Marks)
c) Showing your working convert the following numbers to decimal and binary respectively.
(4 Marks)
i. 10011112
ii. 11410
d. Name four negative impacts of computer technology (4 Marks)
e) State and explain three online application programs that can be used to market companies
(6 Marks)
f) John suspects that his computer has been infected by a virus and he needs your assistance to fix it.
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i. Define a computer virus: (1 Mark)
ii. Outline any four symptoms of a computer virus. (4 marks)
iii. Explain the measures you would adopt to safeguard your files from viruses.
(4 marks)
QUESTION 2: (20 Marks)
a) A CPU''s design determines its basic speed, but other factors can make chips already
designed for speed work even faster. Name and explain four factors (10 marks)
b) Using examples name and briefly explain three types of ports and their use (6 Marks)
c) You have just purchased a new laptop and you have been advised to partition the hard disk.
i. Define partitioning: (1 mark)
ii. Explain how it contributes to performance? (3 marks)
QUESTION 3: (20 Marks)
a) Name and explain four utility programs and how they can used to improve performance in an organization. (6 marks)
b) “An operating system is a resource manager”. Justify this statement using examples
(4 marks)
c) A Company has decided to adopt a Linux operating system for their new computers how will the hotel benefit from this decision? (4 marks)
d) Compare and contrast three types of PC operating systems (6 Marks)
QUESTION FOUR (20 Marks)
a) Define the following terms: (2 Marks)
i. Bandwith
ii. Cookie
b) Name two types of malware and the effects they have on the computer. (4 Marks)
c) Using examples explain the impact the internet has on businesses (4 marks)
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d) Irene has just been given a document to edit explain to her how you would perform the following functions in Microsoft word 2007
i. Change the background color of a document (2 Marks)
ii. Insert page numbers (2 Marks)
iii. Correct a word that has been misspelt in the whole document.
(3 Marks)
iv. Protect your document with a password to open. (3 marks)
QUESTION 5: (20 Marks)
a) Define the following terms (2 marks)
i. Packet
ii. Protocol
iii. Differentiate between an intranet and an extranet? (2 marks)
b) State and explain four types of network topologies (4 marks)
i. John wants to set up a cyber that has 10 computers to provide internet services. Advise him on the following:
ii. State and explain the type of network to use and its advantages (6 marks)
iii. All the components that will be used to set up the network and their use
(6 marks)

Ics 2100: Introduction To Computers Question Paper

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