Page 1
General Certificate of Education
Advanced Subsidiary Examination
January 2009
Computing COMP2
Comp 2 Computer Components, The Stored ProgramConcept and The Internet
Monday 12 January 2009 1.30 pm to 2.30 pm
Time allowed� 1 hour
Instructions� Use black ink or black ball-point pen.
� Fill in the boxes at the top of this page.
� Answer all questions.
� You must answer the questions in the spaces provided. Answers written
in margins or on blank pages will not be marked.
� All working must be shown.
� Do all rough work in this book. Cross through any work you do not want
to be marked.
Information� The marks for questions are shown in brackets.
� The maximum mark for this paper is 60.
� The use of brand names will not gain credit.
� Question 7 should be answered in continuous prose. In this question you will be marked on your
ability to:
– use good English
– organise information clearly
– use specialist vocabulary where appropriate.
You will need no other materials.
You must not use a calculator.
Centre Number Candidate Number
Surname
Other Names
Candidate Signature
COMP2M/Jan09/COMP2 6/6/6/6/6/(JaN09COMP201)
For Examiner’s Use
Examiner’s Initials
Question Mark
1
2
3
4
5
6
7
8
9
10
11
12
TOTAL
C165435_COMP2_Jan_2009 3/10/08 14:00 Page 1
<< /ASCII85EncodePages false /AllowTransparency false /AutoPositionEPSFiles true /AutoRotatePages /None /Binding /Left /CalGrayProfile (Gray Gamma 2.2) /CalRGBProfile (sRGB IEC61966-2.1) /CalCMYKProfile (U.S. Web Coated \050SWOP\051 v2) /sRGBProfile (sRGB IEC61966-2.1) /CannotEmbedFontPolicy /Error /CompatibilityLevel 1.3 /CompressObjects /Off /CompressPages false /ConvertImagesToIndexed true /PassThroughJPEGImages false /CreateJDFFile false /CreateJobTicket false /DefaultRenderingIntent /Default /DetectBlends true /ColorConversionStrategy /LeaveColorUnchanged /DoThumbnails false /EmbedAllFonts true /EmbedJobOptions false /DSCReportingLevel 0 /SyntheticBoldness 1.00 /EmitDSCWarnings false /EndPage -1 /ImageMemory 524288 /LockDistillerParams true /MaxSubsetPct 100 /Optimize false /OPM 1 /ParseDSCComments true /ParseDSCCommentsForDocInfo false /PreserveCopyPage true /PreserveEPSInfo false /PreserveHalftoneInfo true /PreserveOPIComments false /PreserveOverprintSettings true /StartPage 1 /SubsetFonts false /TransferFunctionInfo /Preserve /UCRandBGInfo /Preserve /UsePrologue false /ColorSettingsFile (Color Management Off) /AlwaysEmbed [ true ] /NeverEmbed [ true ] /AntiAliasColorImages false /DownsampleColorImages true /ColorImageDownsampleType /Bicubic /ColorImageResolution 300 /ColorImageDepth 8 /ColorImageDownsampleThreshold 1.10000 /EncodeColorImages true /ColorImageFilter /FlateEncode /AutoFilterColorImages false /ColorImageAutoFilterStrategy /JPEG /ColorACSImageDict << /QFactor 0.15 /HSamples [1 1 1 1] /VSamples [1 1 1 1] >> /ColorImageDict << /QFactor 0.15 /HSamples [1 1 1 1] /VSamples [1 1 1 1] >> /JPEG2000ColorACSImageDict << /TileWidth 256 /TileHeight 256 /Quality 30 >> /JPEG2000ColorImageDict << /TileWidth 256 /TileHeight 256 /Quality 30 >> /AntiAliasGrayImages false /DownsampleGrayImages true /GrayImageDownsampleType /Bicubic /GrayImageResolution 300 /GrayImageDepth 8 /GrayImageDownsampleThreshold 1.10000 /EncodeGrayImages true /GrayImageFilter /FlateEncode /AutoFilterGrayImages false /GrayImageAutoFilterStrategy /JPEG /GrayACSImageDict << /QFactor 0.15 /HSamples [1 1 1 1] /VSamples [1 1 1 1] >> /GrayImageDict << /QFactor 0.15 /HSamples [1 1 1 1] /VSamples [1 1 1 1] >> /JPEG2000GrayACSImageDict << /TileWidth 256 /TileHeight 256 /Quality 30 >> /JPEG2000GrayImageDict << /TileWidth 256 /TileHeight 256 /Quality 30 >> /AntiAliasMonoImages false /DownsampleMonoImages false /MonoImageDownsampleType /Average /MonoImageResolution 1200 /MonoImageDepth -1 /MonoImageDownsampleThreshold 1.50000 /EncodeMonoImages true /MonoImageFilter /CCITTFaxEncode /MonoImageDict << /K -1 >> /AllowPSXObjects true /PDFX1aCheck false /PDFX3Check false /PDFXCompliantPDFOnly false /PDFXNoTrimBoxError true /PDFXTrimBoxToMediaBoxOffset [ 0.00000 0.00000 0.00000 0.00000 ] /PDFXSetBleedBoxToMediaBox true /PDFXBleedBoxToTrimBoxOffset [ 0.00000 0.00000 0.00000 0.00000 ] /PDFXOutputIntentProfile (None) /PDFXOutputCondition () /PDFXRegistryName <FEFF0068007400740070003a002f002f007700770077002e0063006f006c006f0072002e006f00720067ffff> /PDFXTrapped /False /Description << /ENU <FEFF> >>>> setdistillerparams<< /HWResolution [2400 2400] /PageSize [612.000 792.000]>> setpagedevice
Synapse Prepare Linneys:CMYK Comp QuarkXPressª Settings: Incl_NoOv_Mrks_CompUser may modify QuarkXPressª settings prior to sendingInDesignª Print Style: Incl_NoOv_Mrks_CompDistiller Job Options: Creo PDF Pages.joboptionsPitStop Profile: W_Images_CMYK.pppPitStop Actions: Convert Color to CMYK.ealUser can add info annotations into resulting PDFDistiller annotations will be added into resulting PDFJob Info annotations will be added into resulting PDFDirective annotations will be added into resulting PDF�
Job Name: Synapse Prepare JobJob Number: V14Proof Due: Sun, Apr 7, 2002Final Due: Fri, Jan 1, 1904Company: Synapse Prepare Inc.Contact: ToddAddress: 18 PDF LaneCity: AlbertvilleState: BC Zip: Country: Office Phone: 555-555-1212Email: todd@synapseinc.comNotes: Please call if you have questions about this job�
Page 2
Answer all questions in the spaces provided.
1 A computer system consists of hardware and software.
1 (a) What is meant by hardware?
.............................................................................................................................................
.............................................................................................................................................(1 mark)
1 (b) What is meant by software?
.............................................................................................................................................
.............................................................................................................................................(1 mark)
2 Table 1 lists a number of items of software. You are asked to show which software categoryeach item belongs to.
Write in the appropriate cells in Table 1 the letter of the category which best fits each itemof software. No letter should be used more than once.
Table 1
(4 marks)
A – System Software
B – Bespoke Software
C – Utility Software
D – General Purpose Software
E – Special Purpose Software
SoftwareCategory
(letter only)
Spreadsheet Software
Anti-virus Software
Operating System
Air Traffic Control Software
2 Areas outsidethe box will
not be scannedfor marking
4
2
M/Jan09/COMP2(02)
C165435_COMP2_Jan_2009 29/9/08 08:30 Page 2
Page 3
3 (a) The high-level language statement
A := B + 5
is to be written in assembly language.
Complete the following assembly language statements, which are to be the equivalentof the above high level language statement. The Load and Store instructions implythe use of the accumulator register.
Load ..........
............ #5
Store .........(3 marks)
3 (b) (i) What type of translator is required to translate assembly code statements intomachine code?
....................................................................................................................................(1 mark)
3 (b) (ii) What type of translator is required to translate a high-level language statementinto machine code?
....................................................................................................................................(1 mark)
Turn over for the next question
3 Areas outsidethe box will
not be scannedfor marking
5
M/Jan09/COMP2
Turn over
▲
(03)
C165435_COMP2_Jan_2009 22/9/08 12:13 Page 3
<< /ASCII85EncodePages false /AllowTransparency false /AutoPositionEPSFiles true /AutoRotatePages /None /Binding /Left /CalGrayProfile (Gray Gamma 2.2) /CalRGBProfile (sRGB IEC61966-2.1) /CalCMYKProfile (U.S. Web Coated \050SWOP\051 v2) /sRGBProfile (sRGB IEC61966-2.1) /CannotEmbedFontPolicy /Error /CompatibilityLevel 1.3 /CompressObjects /Off /CompressPages false /ConvertImagesToIndexed true /PassThroughJPEGImages false /CreateJDFFile false /CreateJobTicket false /DefaultRenderingIntent /Default /DetectBlends true /ColorConversionStrategy /LeaveColorUnchanged /DoThumbnails false /EmbedAllFonts true /EmbedJobOptions false /DSCReportingLevel 0 /SyntheticBoldness 1.00 /EmitDSCWarnings false /EndPage -1 /ImageMemory 524288 /LockDistillerParams true /MaxSubsetPct 100 /Optimize false /OPM 1 /ParseDSCComments true /ParseDSCCommentsForDocInfo false /PreserveCopyPage true /PreserveEPSInfo false /PreserveHalftoneInfo true /PreserveOPIComments false /PreserveOverprintSettings true /StartPage 1 /SubsetFonts false /TransferFunctionInfo /Preserve /UCRandBGInfo /Preserve /UsePrologue false /ColorSettingsFile (Color Management Off) /AlwaysEmbed [ true ] /NeverEmbed [ true ] /AntiAliasColorImages false /DownsampleColorImages true /ColorImageDownsampleType /Bicubic /ColorImageResolution 300 /ColorImageDepth 8 /ColorImageDownsampleThreshold 1.10000 /EncodeColorImages true /ColorImageFilter /FlateEncode /AutoFilterColorImages false /ColorImageAutoFilterStrategy /JPEG /ColorACSImageDict << /QFactor 0.15 /HSamples [1 1 1 1] /VSamples [1 1 1 1] >> /ColorImageDict << /QFactor 0.15 /HSamples [1 1 1 1] /VSamples [1 1 1 1] >> /JPEG2000ColorACSImageDict << /TileWidth 256 /TileHeight 256 /Quality 30 >> /JPEG2000ColorImageDict << /TileWidth 256 /TileHeight 256 /Quality 30 >> /AntiAliasGrayImages false /DownsampleGrayImages true /GrayImageDownsampleType /Bicubic /GrayImageResolution 300 /GrayImageDepth 8 /GrayImageDownsampleThreshold 1.10000 /EncodeGrayImages true /GrayImageFilter /FlateEncode /AutoFilterGrayImages false /GrayImageAutoFilterStrategy /JPEG /GrayACSImageDict << /QFactor 0.15 /HSamples [1 1 1 1] /VSamples [1 1 1 1] >> /GrayImageDict << /QFactor 0.15 /HSamples [1 1 1 1] /VSamples [1 1 1 1] >> /JPEG2000GrayACSImageDict << /TileWidth 256 /TileHeight 256 /Quality 30 >> /JPEG2000GrayImageDict << /TileWidth 256 /TileHeight 256 /Quality 30 >> /AntiAliasMonoImages false /DownsampleMonoImages false /MonoImageDownsampleType /Average /MonoImageResolution 1200 /MonoImageDepth -1 /MonoImageDownsampleThreshold 1.50000 /EncodeMonoImages true /MonoImageFilter /CCITTFaxEncode /MonoImageDict << /K -1 >> /AllowPSXObjects true /PDFX1aCheck false /PDFX3Check false /PDFXCompliantPDFOnly false /PDFXNoTrimBoxError true /PDFXTrimBoxToMediaBoxOffset [ 0.00000 0.00000 0.00000 0.00000 ] /PDFXSetBleedBoxToMediaBox true /PDFXBleedBoxToTrimBoxOffset [ 0.00000 0.00000 0.00000 0.00000 ] /PDFXOutputIntentProfile (None) /PDFXOutputCondition () /PDFXRegistryName <FEFF0068007400740070003a002f002f007700770077002e0063006f006c006f0072002e006f00720067ffff> /PDFXTrapped /False /Description << /ENU <FEFF> >>>> setdistillerparams<< /HWResolution [2400 2400] /PageSize [612.000 792.000]>> setpagedevice
Synapse Prepare Linneys:CMYK Comp QuarkXPressª Settings: Incl_NoOv_Mrks_CompUser may modify QuarkXPressª settings prior to sendingInDesignª Print Style: Incl_NoOv_Mrks_CompDistiller Job Options: Creo PDF Pages.joboptionsPitStop Profile: W_Images_CMYK.pppPitStop Actions: Convert Color to CMYK.ealUser can add info annotations into resulting PDFDistiller annotations will be added into resulting PDFJob Info annotations will be added into resulting PDFDirective annotations will be added into resulting PDF�
Job Name: Synapse Prepare JobJob Number: V14Proof Due: Sun, Apr 7, 2002Final Due: Fri, Jan 1, 1904Company: Synapse Prepare Inc.Contact: ToddAddress: 18 PDF LaneCity: AlbertvilleState: BC Zip: Country: Office Phone: 555-555-1212Email: todd@synapseinc.comNotes: Please call if you have questions about this job�
Page 4
4 Figure 1 shows the HTML for a web page.
Figure 1
4 (a) With reference to the contents of Figure 1, draw a diagram to show the appearance ofthe web page when viewed through a web browser. Use labels to clarify your layout,where necessary.
(6 marks)
<html><head><title>A-Level Computing</title><style type=''text/css''>
h1 {
}</style>
</head>
<!************>
<body><h1>The New Assessment Structure</h1><ol>
<li> The Practical Exercise </li><li> AS Theory Exam </li><li> A2 Theory Exam </li><li> The Project </li>
</ol><a href=''www.aqa.org.uk''>More information</a>
</body></html>
4 Areas outsidethe box will
not be scannedfor marking
M/Jan09/COMP2(04)
C165435_COMP2_Jan_2009 22/9/08 12:13 Page 4
Page 5
4 (b) (i) Write a style rule to be added to the embedded style sheet to centre the headingtext and set the text to blue.
....................................................................................................................................(2 marks)
4 (b) (ii) Indicate with an X in Figure 1 where the style rule should be added.(1 mark)
5 The Fetch-Execute cycle can be described in register-transfer language as follows:
MAR [PC]PC [PC] + 1; MBR [Memory]addressed
CIR [MBR][CIR] decoded and executed
where [ ] means contents of.
Describe the Fetch-Execute cycle in your own words.
.......................................................................................................................................................
.......................................................................................................................................................
.......................................................................................................................................................
.......................................................................................................................................................
.......................................................................................................................................................
.......................................................................................................................................................
.......................................................................................................................................................
.......................................................................................................................................................
.......................................................................................................................................................(6 marks)
→→→
→
5 Areas outsidethe box will
not be scannedfor marking
6
M/Jan09/COMP2
Turn over
▲
(05)
9
C165435_COMP2_Jan_2009 8/5/08 15:56 Page 5
Page 6
6 A Uniform Resource Locator (URL) is the address of a resource on the Internet. Forexample, http://www.aqa.org.uk/qual/gce/computing_new.php.
Explain the different parts of this address.
6 (i) http://....................................................................................................................................
6 (ii) www.aqa.org.uk ..................................................................................................................
6 (iii) /qual/gce/computing_new.php ............................................................................................
.............................................................................................................................................(3 marks)
6 Areas outsidethe box will
not be scannedfor marking
3
M/Jan09/COMP2(06)
C165435_COMP2_Jan_2009 8/5/08 15:56 Page 6
Page 7
7 Explain the difference between the World Wide Web, the Internet and an intranet.
Your answer to this question will also be assessed on your ability to organise your answerclearly and coherently in complete sentences, using specialist vocabulary where appropriate.
.......................................................................................................................................................
.......................................................................................................................................................
.......................................................................................................................................................
.......................................................................................................................................................
.......................................................................................................................................................
.......................................................................................................................................................
.......................................................................................................................................................
.......................................................................................................................................................
.......................................................................................................................................................
.......................................................................................................................................................
.......................................................................................................................................................
.......................................................................................................................................................
.......................................................................................................................................................
.......................................................................................................................................................
.......................................................................................................................................................
.......................................................................................................................................................
.......................................................................................................................................................
.......................................................................................................................................................(6 marks)
7 Areas outsidethe box will
not be scannedfor marking
6
M/Jan09/COMP2
Turn over
▲
(07)
C165435_COMP2_Jan_2009 8/5/08 15:56 Page 7
Page 8
8 (a) Write in the appropriate cells in Table 2, the names of the secondary storage medialisted below that most closely match the given typical storage capacities. You may useeach medium more than once.
DVD-R flash memory card magnetic hard disk CD-ROM magnetic tape cartridge
Table 2
(5 marks)
8 (b) Which of the above storage media would be most suitable to
8 (b) (i) distribute software? ...................................................................................................(1 mark)
8 (b) (ii) backup large data files? ............................................................................................(1 mark)
Typical Capacity Storage Medium
10 Gigabytes – 2 Terabytes
10 Gigabytes – 800 Gigabytes
128 Megabytes – 8 Gigabytes
2.8 Gigabytes – 4.7 Gigabytes
600 Megabytes – 700 Megabytes
8 Areas outsidethe box will
not be scannedfor marking
7
M/Jan09/COMP2(08)
C165435_COMP2_Jan_2009 29/9/08 08:31 Page 8
Page 9
9 One principle of the Data Protection Act refers to ‘internal data security’. It states that,‘Appropriate technical and organisational measures shall be taken against unauthorised orunlawful processing of personal data and against accidental loss or destruction of, or damageto, personal data.’
9 (a) What is personal data?
.............................................................................................................................................
.............................................................................................................................................
.............................................................................................................................................(1 mark)
9 (b) Imagine you are working for an organisation that uses personal data.
Describe three measures you would propose that will contribute to the organisationcomplying with the above principle of the Data Protection Act.
1 ..........................................................................................................................................
.............................................................................................................................................
.............................................................................................................................................
2 ..........................................................................................................................................
.............................................................................................................................................
.............................................................................................................................................
3 ..........................................................................................................................................
.............................................................................................................................................
.............................................................................................................................................(3 marks)
Turn over for the next question
9 Areas outsidethe box will
not be scannedfor marking
4
M/Jan09/COMP2
Turn over
▲
(09)
C165435_COMP2_Jan_2009 15/7/08 09:36 Page 9
<< /ASCII85EncodePages false /AllowTransparency false /AutoPositionEPSFiles true /AutoRotatePages /None /Binding /Left /CalGrayProfile (Gray Gamma 2.2) /CalRGBProfile (sRGB IEC61966-2.1) /CalCMYKProfile (U.S. Web Coated \050SWOP\051 v2) /sRGBProfile (sRGB IEC61966-2.1) /CannotEmbedFontPolicy /Error /CompatibilityLevel 1.3 /CompressObjects /Off /CompressPages false /ConvertImagesToIndexed true /PassThroughJPEGImages false /CreateJDFFile false /CreateJobTicket false /DefaultRenderingIntent /Default /DetectBlends true /ColorConversionStrategy /LeaveColorUnchanged /DoThumbnails false /EmbedAllFonts true /EmbedJobOptions false /DSCReportingLevel 0 /SyntheticBoldness 1.00 /EmitDSCWarnings false /EndPage -1 /ImageMemory 524288 /LockDistillerParams true /MaxSubsetPct 100 /Optimize false /OPM 1 /ParseDSCComments true /ParseDSCCommentsForDocInfo false /PreserveCopyPage true /PreserveEPSInfo false /PreserveHalftoneInfo true /PreserveOPIComments false /PreserveOverprintSettings true /StartPage 1 /SubsetFonts false /TransferFunctionInfo /Preserve /UCRandBGInfo /Preserve /UsePrologue false /ColorSettingsFile (Color Management Off) /AlwaysEmbed [ true ] /NeverEmbed [ true ] /AntiAliasColorImages false /DownsampleColorImages true /ColorImageDownsampleType /Bicubic /ColorImageResolution 300 /ColorImageDepth 8 /ColorImageDownsampleThreshold 1.10000 /EncodeColorImages true /ColorImageFilter /FlateEncode /AutoFilterColorImages false /ColorImageAutoFilterStrategy /JPEG /ColorACSImageDict << /QFactor 0.15 /HSamples [1 1 1 1] /VSamples [1 1 1 1] >> /ColorImageDict << /QFactor 0.15 /HSamples [1 1 1 1] /VSamples [1 1 1 1] >> /JPEG2000ColorACSImageDict << /TileWidth 256 /TileHeight 256 /Quality 30 >> /JPEG2000ColorImageDict << /TileWidth 256 /TileHeight 256 /Quality 30 >> /AntiAliasGrayImages false /DownsampleGrayImages true /GrayImageDownsampleType /Bicubic /GrayImageResolution 300 /GrayImageDepth 8 /GrayImageDownsampleThreshold 1.10000 /EncodeGrayImages true /GrayImageFilter /FlateEncode /AutoFilterGrayImages false /GrayImageAutoFilterStrategy /JPEG /GrayACSImageDict << /QFactor 0.15 /HSamples [1 1 1 1] /VSamples [1 1 1 1] >> /GrayImageDict << /QFactor 0.15 /HSamples [1 1 1 1] /VSamples [1 1 1 1] >> /JPEG2000GrayACSImageDict << /TileWidth 256 /TileHeight 256 /Quality 30 >> /JPEG2000GrayImageDict << /TileWidth 256 /TileHeight 256 /Quality 30 >> /AntiAliasMonoImages false /DownsampleMonoImages false /MonoImageDownsampleType /Average /MonoImageResolution 1200 /MonoImageDepth -1 /MonoImageDownsampleThreshold 1.50000 /EncodeMonoImages true /MonoImageFilter /CCITTFaxEncode /MonoImageDict << /K -1 >> /AllowPSXObjects true /PDFX1aCheck false /PDFX3Check false /PDFXCompliantPDFOnly false /PDFXNoTrimBoxError true /PDFXTrimBoxToMediaBoxOffset [ 0.00000 0.00000 0.00000 0.00000 ] /PDFXSetBleedBoxToMediaBox true /PDFXBleedBoxToTrimBoxOffset [ 0.00000 0.00000 0.00000 0.00000 ] /PDFXOutputIntentProfile (None) /PDFXOutputCondition () /PDFXRegistryName <FEFF0068007400740070003a002f002f007700770077002e0063006f006c006f0072002e006f00720067ffff> /PDFXTrapped /False /Description << /ENU <FEFF> >>>> setdistillerparams<< /HWResolution [2400 2400] /PageSize [612.000 792.000]>> setpagedevice
Synapse Prepare Linneys:CMYK Comp QuarkXPressª Settings: Incl_NoOv_Mrks_CompUser may modify QuarkXPressª settings prior to sendingInDesignª Print Style: Incl_NoOv_Mrks_CompDistiller Job Options: Creo PDF Pages.joboptionsPitStop Profile: W_Images_CMYK.pppPitStop Actions: Convert Color to CMYK.ealUser can add info annotations into resulting PDFDistiller annotations will be added into resulting PDFJob Info annotations will be added into resulting PDFDirective annotations will be added into resulting PDF�
Job Name: Synapse Prepare JobJob Number: V14Proof Due: Sun, Apr 7, 2002Final Due: Fri, Jan 1, 1904Company: Synapse Prepare Inc.Contact: ToddAddress: 18 PDF LaneCity: AlbertvilleState: BC Zip: Country: Office Phone: 555-555-1212Email: todd@synapseinc.comNotes: Please call if you have questions about this job�
Page 10
10 (a) Complete the truth tables for the following logic gates.
OR gate AND gate
(2 marks)
10 (b) (i) A single output Q is produced from three inputs A, B and C. Output Q isrequired to be 1 only if inputs A and B are 1, or input C is 1 and input B is 0.
Express this as a Boolean equation.
Q = ............................................................................................................................(2 marks)
10 (b) (ii) Represent this Boolean equation diagrammatically by completing the logic gatediagram below.
(4 marks)
C B A
Q
InputA
InputB
Output
0 0
0 1
1 0
1 1
InputA
InputB
Output
0 0
0 1
1 0
1 1
10 Areas outsidethe box will
not be scannedfor marking
8
M/Jan09/COMP2(10)
C165435_COMP2_Jan_2009 22/9/08 12:16 Page 10
<< /ASCII85EncodePages false /AllowTransparency false /AutoPositionEPSFiles true /AutoRotatePages /None /Binding /Left /CalGrayProfile (Gray Gamma 2.2) /CalRGBProfile (sRGB IEC61966-2.1) /CalCMYKProfile (U.S. Web Coated \050SWOP\051 v2) /sRGBProfile (sRGB IEC61966-2.1) /CannotEmbedFontPolicy /Error /CompatibilityLevel 1.3 /CompressObjects /Off /CompressPages false /ConvertImagesToIndexed true /PassThroughJPEGImages false /CreateJDFFile false /CreateJobTicket false /DefaultRenderingIntent /Default /DetectBlends true /ColorConversionStrategy /LeaveColorUnchanged /DoThumbnails false /EmbedAllFonts true /EmbedJobOptions false /DSCReportingLevel 0 /SyntheticBoldness 1.00 /EmitDSCWarnings false /EndPage -1 /ImageMemory 524288 /LockDistillerParams true /MaxSubsetPct 100 /Optimize false /OPM 1 /ParseDSCComments true /ParseDSCCommentsForDocInfo false /PreserveCopyPage true /PreserveEPSInfo false /PreserveHalftoneInfo true /PreserveOPIComments false /PreserveOverprintSettings true /StartPage 1 /SubsetFonts false /TransferFunctionInfo /Preserve /UCRandBGInfo /Preserve /UsePrologue false /ColorSettingsFile (Color Management Off) /AlwaysEmbed [ true ] /NeverEmbed [ true ] /AntiAliasColorImages false /DownsampleColorImages true /ColorImageDownsampleType /Bicubic /ColorImageResolution 300 /ColorImageDepth 8 /ColorImageDownsampleThreshold 1.10000 /EncodeColorImages true /ColorImageFilter /FlateEncode /AutoFilterColorImages false /ColorImageAutoFilterStrategy /JPEG /ColorACSImageDict << /QFactor 0.15 /HSamples [1 1 1 1] /VSamples [1 1 1 1] >> /ColorImageDict << /QFactor 0.15 /HSamples [1 1 1 1] /VSamples [1 1 1 1] >> /JPEG2000ColorACSImageDict << /TileWidth 256 /TileHeight 256 /Quality 30 >> /JPEG2000ColorImageDict << /TileWidth 256 /TileHeight 256 /Quality 30 >> /AntiAliasGrayImages false /DownsampleGrayImages true /GrayImageDownsampleType /Bicubic /GrayImageResolution 300 /GrayImageDepth 8 /GrayImageDownsampleThreshold 1.10000 /EncodeGrayImages true /GrayImageFilter /FlateEncode /AutoFilterGrayImages false /GrayImageAutoFilterStrategy /JPEG /GrayACSImageDict << /QFactor 0.15 /HSamples [1 1 1 1] /VSamples [1 1 1 1] >> /GrayImageDict << /QFactor 0.15 /HSamples [1 1 1 1] /VSamples [1 1 1 1] >> /JPEG2000GrayACSImageDict << /TileWidth 256 /TileHeight 256 /Quality 30 >> /JPEG2000GrayImageDict << /TileWidth 256 /TileHeight 256 /Quality 30 >> /AntiAliasMonoImages false /DownsampleMonoImages false /MonoImageDownsampleType /Average /MonoImageResolution 1200 /MonoImageDepth -1 /MonoImageDownsampleThreshold 1.50000 /EncodeMonoImages true /MonoImageFilter /CCITTFaxEncode /MonoImageDict << /K -1 >> /AllowPSXObjects true /PDFX1aCheck false /PDFX3Check false /PDFXCompliantPDFOnly false /PDFXNoTrimBoxError true /PDFXTrimBoxToMediaBoxOffset [ 0.00000 0.00000 0.00000 0.00000 ] /PDFXSetBleedBoxToMediaBox true /PDFXBleedBoxToTrimBoxOffset [ 0.00000 0.00000 0.00000 0.00000 ] /PDFXOutputIntentProfile (None) /PDFXOutputCondition () /PDFXRegistryName <FEFF0068007400740070003a002f002f007700770077002e0063006f006c006f0072002e006f00720067ffff> /PDFXTrapped /False /Description << /ENU <FEFF> >>>> setdistillerparams<< /HWResolution [2400 2400] /PageSize [612.000 792.000]>> setpagedevice
Synapse Prepare Linneys:CMYK Comp QuarkXPressª Settings: Incl_NoOv_Mrks_CompUser may modify QuarkXPressª settings prior to sendingInDesignª Print Style: Incl_NoOv_Mrks_CompDistiller Job Options: Creo PDF Pages.joboptionsPitStop Profile: W_Images_CMYK.pppPitStop Actions: Convert Color to CMYK.ealUser can add info annotations into resulting PDFDistiller annotations will be added into resulting PDFJob Info annotations will be added into resulting PDFDirective annotations will be added into resulting PDF�
Job Name: Synapse Prepare JobJob Number: V14Proof Due: Sun, Apr 7, 2002Final Due: Fri, Jan 1, 1904Company: Synapse Prepare Inc.Contact: ToddAddress: 18 PDF LaneCity: AlbertvilleState: BC Zip: Country: Office Phone: 555-555-1212Email: todd@synapseinc.comNotes: Please call if you have questions about this job�
Page 11
11 A Radio Frequency Identification (RFID) system is made up of a transponder built into anRFID tag and an interrogator or reader. One example of use is to detect unauthorisedremoval of library books from a library.
Explain the principles of operation of this RFID system.
.......................................................................................................................................................
.......................................................................................................................................................
.......................................................................................................................................................
.......................................................................................................................................................(2 marks)
12 (a) Describe what is meant by a robot.
.............................................................................................................................................
.............................................................................................................................................
.............................................................................................................................................(2 marks)
12 (b) Illustrate your answer to part (a) with an example application of where robots are usedand why.
Application: ........................................................................................................................
Why: ...................................................................................................................................
.............................................................................................................................................
.............................................................................................................................................
.............................................................................................................................................(2 marks)
END OF QUESTIONS
11 Areas outsidethe box will
not be scannedfor marking
2
4
M/Jan09/COMP2(11)
C165435_COMP2_Jan_2009 15/7/08 09:36 Page 11
<< /ASCII85EncodePages false /AllowTransparency false /AutoPositionEPSFiles true /AutoRotatePages /None /Binding /Left /CalGrayProfile (Gray Gamma 2.2) /CalRGBProfile (sRGB IEC61966-2.1) /CalCMYKProfile (U.S. Web Coated \050SWOP\051 v2) /sRGBProfile (sRGB IEC61966-2.1) /CannotEmbedFontPolicy /Error /CompatibilityLevel 1.3 /CompressObjects /Off /CompressPages false /ConvertImagesToIndexed true /PassThroughJPEGImages false /CreateJDFFile false /CreateJobTicket false /DefaultRenderingIntent /Default /DetectBlends true /ColorConversionStrategy /LeaveColorUnchanged /DoThumbnails false /EmbedAllFonts true /EmbedJobOptions false /DSCReportingLevel 0 /SyntheticBoldness 1.00 /EmitDSCWarnings false /EndPage -1 /ImageMemory 524288 /LockDistillerParams true /MaxSubsetPct 100 /Optimize false /OPM 1 /ParseDSCComments true /ParseDSCCommentsForDocInfo false /PreserveCopyPage true /PreserveEPSInfo false /PreserveHalftoneInfo true /PreserveOPIComments false /PreserveOverprintSettings true /StartPage 1 /SubsetFonts false /TransferFunctionInfo /Preserve /UCRandBGInfo /Preserve /UsePrologue false /ColorSettingsFile (Color Management Off) /AlwaysEmbed [ true ] /NeverEmbed [ true ] /AntiAliasColorImages false /DownsampleColorImages true /ColorImageDownsampleType /Bicubic /ColorImageResolution 300 /ColorImageDepth 8 /ColorImageDownsampleThreshold 1.10000 /EncodeColorImages true /ColorImageFilter /FlateEncode /AutoFilterColorImages false /ColorImageAutoFilterStrategy /JPEG /ColorACSImageDict << /QFactor 0.15 /HSamples [1 1 1 1] /VSamples [1 1 1 1] >> /ColorImageDict << /QFactor 0.15 /HSamples [1 1 1 1] /VSamples [1 1 1 1] >> /JPEG2000ColorACSImageDict << /TileWidth 256 /TileHeight 256 /Quality 30 >> /JPEG2000ColorImageDict << /TileWidth 256 /TileHeight 256 /Quality 30 >> /AntiAliasGrayImages false /DownsampleGrayImages true /GrayImageDownsampleType /Bicubic /GrayImageResolution 300 /GrayImageDepth 8 /GrayImageDownsampleThreshold 1.10000 /EncodeGrayImages true /GrayImageFilter /FlateEncode /AutoFilterGrayImages false /GrayImageAutoFilterStrategy /JPEG /GrayACSImageDict << /QFactor 0.15 /HSamples [1 1 1 1] /VSamples [1 1 1 1] >> /GrayImageDict << /QFactor 0.15 /HSamples [1 1 1 1] /VSamples [1 1 1 1] >> /JPEG2000GrayACSImageDict << /TileWidth 256 /TileHeight 256 /Quality 30 >> /JPEG2000GrayImageDict << /TileWidth 256 /TileHeight 256 /Quality 30 >> /AntiAliasMonoImages false /DownsampleMonoImages false /MonoImageDownsampleType /Average /MonoImageResolution 1200 /MonoImageDepth -1 /MonoImageDownsampleThreshold 1.50000 /EncodeMonoImages true /MonoImageFilter /CCITTFaxEncode /MonoImageDict << /K -1 >> /AllowPSXObjects true /PDFX1aCheck false /PDFX3Check false /PDFXCompliantPDFOnly false /PDFXNoTrimBoxError true /PDFXTrimBoxToMediaBoxOffset [ 0.00000 0.00000 0.00000 0.00000 ] /PDFXSetBleedBoxToMediaBox true /PDFXBleedBoxToTrimBoxOffset [ 0.00000 0.00000 0.00000 0.00000 ] /PDFXOutputIntentProfile (None) /PDFXOutputCondition () /PDFXRegistryName <FEFF0068007400740070003a002f002f007700770077002e0063006f006c006f0072002e006f00720067ffff> /PDFXTrapped /False /Description << /ENU <FEFF> >>>> setdistillerparams<< /HWResolution [2400 2400] /PageSize [612.000 792.000]>> setpagedevice
Synapse Prepare Linneys:CMYK Comp QuarkXPressª Settings: Incl_NoOv_Mrks_CompUser may modify QuarkXPressª settings prior to sendingInDesignª Print Style: Incl_NoOv_Mrks_CompDistiller Job Options: Creo PDF Pages.joboptionsPitStop Profile: W_Images_CMYK.pppPitStop Actions: Convert Color to CMYK.ealUser can add info annotations into resulting PDFDistiller annotations will be added into resulting PDFJob Info annotations will be added into resulting PDFDirective annotations will be added into resulting PDF�
Job Name: Synapse Prepare JobJob Number: V14Proof Due: Sun, Apr 7, 2002Final Due: Fri, Jan 1, 1904Company: Synapse Prepare Inc.Contact: ToddAddress: 18 PDF LaneCity: AlbertvilleState: BC Zip: Country: Office Phone: 555-555-1212Email: todd@synapseinc.comNotes: Please call if you have questions about this job�
Page 12
There are no questions printed on this page
DO NOT WRITE ON THIS PAGEANSWER IN THE SPACES PROVIDED
Copyright © 2009 AQA and its licensors. All rights reserved.
12
M/Jan09/COMP2(12)
C165435_COMP2_Jan_2009 8/5/08 15:56 Page 12