General Certificate of Education Ordinary Level
COMPUTER STUDIES Form 4 7010/01
Paper 1
August 2004
2 hours
Candidates answer on the Question Paper.
No Additional Materials are required.
Sekolah Menegah Sayyidina Hasan
Form 4 Test 2 August 2004
Name _____________________________
Class
_________
READ THESE INSTRUCTIONS FIRST
Write your Centre number, candidate number and name on all the work you hand in.
Write in dark blue or black pen in the spaces provided on the Question Paper.
You may use a soft pencil for any diagrams, graphs, music or rough working.
Do not use staples, paper clips, highlighters, glue or correction fluid.
Answer all questions.
At the end of the examination, fasten all your work securely together.
The number of marks is given in brackets [ ] at the end of each question or part question.
The maximum possible score is 80.
If you have been given a label, look at the details. If any details are incorrect or missing, please fill in your correct details in the space given at the top of this page.
Stick your personal label here, if provided.
1 Explain, using examples where appropriate, the meaning of these computer terms.
(a)
Protocol
[2]
(b) Unshielded Twisted Pair (UTP) [2]
(c) Internet Service Provider(ISP) . [2]
(d) Wide Area Network (WAN) [2]
(e) Token (ring network topology) [2]
2 (a)
Describe one
situation where electronic fibre optic cable is used.
..
[1]
(b)
Describe one
benefit and one disadvantage of
using fibre optic cable
Benefit
..
.
Disadvantage
[2]
3 (a)
Describe two Office Automation (OA)
applications.
Application one.
Application two.
.
...[2]
(b)
Describe two
benefits of Office Automation.
Benefit one.
.
..
.
Benefit two.
.[2]
4
Our school
has an intranet.
(a)
Describe
how people connect to the school intranet from a computer laboratory PC.
.
.
...[2]
(b)
Describe a
security measure that is used to protect individual data accessed on the
intranet.
...[1]
(c)
Describe
three measures that might be used to prevent viruses entering the intranet.
Measure one.
.
Measure two.
....
Measure three
[3]
5 (a) Describe one robot application you are
familiar with.
[1]
(b)
For your
item named in (a), describe the input, processing and output.
Input
.
Processing
.
.
Output
.
.
.
...[3]
6.
A supermarket
uses point of sale (POS) terminals. Barcodes, (universal product codes) are
read by a scanner.
(a)
List three
reasons why a business would use barcode readers
Reason 1
.
.
Reason 2
..
..
Reason 3
..
..
[3]
(b)
Describe
one reason why a business might choose NOT to use barcodes.
.
...[1]
(c)
What is
the purpose of the a barcode check
digit?
.
...[1]
(d)
Describe
how you would make an online purchase
..
.
...[1]
(e)
Describe
a disadvantage of making purchases online.
.[1]
(f)
Describe
two benefits of making online purchases
Benefit one
.
Benefit two.
..
..
[2]
(g)
E-Bay is
an online auction site. Describe two
benefits for people selling goods by auction over the internet.
Benefit one
.
Benefit two.
..
..
...[2]
7.
Some
customers make purchases in a shop using electronic funds transfer. (EFTPOS).
(a)
Describe
the steps taken by the customer to pay using EFTPOS
.
...[2]
(b)
Describe
one benefit for the customer of using EFTPOS.
.
...[1]
(c)
Describe
two economic benefits for the business using EFTPOS.
Benefit one
.
.
Benefit two.
..
..
..
...[2]
8.
An
advertising business wants to make a cartoon advertisement for RTB. It uses an object based package to create the
animated graphics for each frame of the advertisement.
(a)
Describe
how an object based package is different to a pixel based package
.
...[1]
(b)
Why is
it better to use an object based graphics package instead of a pixel based
graphics package for this application?.
.
...[1]
(c)
Describe
what the term rendering means.
.
...[1]
(d)
If a
cartoon requires 30 frames per second and a 2 minute advertisement is required
then how many frames will there be?
.
...
.
...[2]
(e)
If a
frame is 600 x 800 bytes then what is the size of the advertisement in
megabytes.
.
......
.
...[2]
(f)
The
cartoon could be compressed (zipped).
Describe what compressing a file will do.
.
...[1]
(g)
CAD
programs are becoming more popular for creating design images. Write down a reason why this is so.
.
...[1]
(h)
The CAD
package AutoCad is a difficult program to master. It is also expensive to purchase and requires
a powerful computer. Explain why a
business will still spend money and time converting from manual drafting
methods to an automated CAD system.
.
......
.
...[2]
9.
A small
business decides to put in place a small intranet
(a)
Describe
how an organization can benefit from having an intranet
.
...[1]
(b)
What is
a wireless access point?
.
...[1]
(c)
When
might it be better to use cables for the network instead of wireless access?
.
...[1]
(d)
When
might it be better to use wireless access instead of cable?
.
...[1]
(e)
What is
the purpose of a router?
.
...[1]
(f)
How is a
network operating system different from an ordinary PC operating system
.
...[2]
(g)
Describe
how printing takes place on a network.
.
...[2]
(h)
Describe
how to connect a remote printer to a computer on a LAN.
.
...[2]
(i) Documents on the network can be shared. Describe what would happen if two people open
the same document at the same time.
.
...[1]
10. Draw a diagram of an intranet for a
business. Assume the business has two
offices in different districts. One
office has five computers, file server and a printer. The other office has 4 computers, scanner and
two printers.
[6]
11. The manager of a manufacturing company wants to install a computer system to organize the stock in the warehouse and to keep files on the suppliers, the customer accounts the employees and the ingredients for the paint. A systems analyst has been asked to do a feasibility study of the existing manual systems.
a.
The system analyst chooses to use three methods to get information about the system when doing the
fact finding phase of the system development phase. Describe three methods he could use.
Method one
.
..
.
Method two
.
..
.
Method three
.
..
.
[3]
b.
After fact finding the system analyst will prepare a
feasibility report. Who is the report
written for and what is the purpose of this report.
Report received by :
.
..
.
[1]
Purpose of the feasibility report
.
..
.
[2]
c.
Testing is carried out throughout the system
development life cycle. Describe two
tests carried out to make sure there are no errors in the software.
Software test one
.
..
.
Software test one
.
..
.
[2]
The End