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GCE

Information & Communication Technology
Advanced GCE A2 H517
Advanced Subsidiary GCE AS H117



Mark Scheme for the Units

January 2009




H117/H517/MS/R/09J


Oxford Cambridge and RSA Examinations

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OCR (Oxford Cambridge and RSA) is a leading UK awarding body, providing a wide range of
qualifications to meet the needs of pupils of all ages and abilities. OCR qualifications include
AS/A Levels, GCSEs, OCR Nationals, Key Skills, Entry Level qualifications, NVQs and
vocational qualifications in areas such as IT,…

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CONTENTS


Advanced GCE Information and Communication Technology (H517)

Advanced Subsidiary GCE Information and Communication Technology (H117)



MARK SCHEMES ON THE UNITS


Unit/Content Page

G061 Information, Systems and Applications 1

Grade Thresholds 11

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G061 Mark Scheme January 2009


G061 Information, Systems and Applications
Question Gd Expected Answer Mks
1 (a) (i) Describe the term data.
2 from:

Alphanumeric characters (1)
Without meaning (1)
Raw facts/figures (1)
Unprocessed (1) [2]
(ii) Give an example of data.
Must be an example: any set of alphanumeric…

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G061 Mark Scheme January 2009

Question Gd Expected Answer Mks
2 (a) Identify three characteristics of the data that show that it is
not in first normal form.
Three from:

No primary key/key field (1)
Repeating groups (1)
Data is not atomic/more than one data item in a field (1)…

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G061 Mark Scheme January 2009


Question Gd Expected Answer Mks
(b) Describe two characteristics of bitmap graphics.
2 from, with expansion:

Made up of pixels (1) each pixel can be a different colour/pixel
is a square of colour (1)
Blurs/pixelates (1) when you zoom in/enlarge (1)
Takes up a lot…

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G061 Mark Scheme January 2009


Question Gd Expected Answer Mks
5 Draw the input, process, storage, output, feedback drawing of
the process.

Customer informed
Information if trip can or cannot
Information Can booking
received be made (with
encoded be made
from web alternative dates
and times)


Information Information
saved to…

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G061 Mark Scheme January 2009

Question Gd Expected Answer Mks
7 (a) (i) Identify an appropriate storage device to
back-up the data.
1 from:
External/portable hard drive (1)
Tape (1)
USB/Memory stick/Key (1)
CDR/RW/DVDR/RW (1) [1]
(ii) Justify your choice of storage device.
2 from:
Size is large enough to…

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G061 Mark Scheme January 2009

Question Gd Expected Answer Mks
9 Describe three characteristics of an on-line training
system.
3 from, 1 for identification, 2nd for exemplification/example:

Use of video clips (1) to demonstrate a feature or an action (1)
Use of images and text (1) to give additional explanation…

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G061 Mark Scheme January 2009


Question Gd Expected Answer Mks
11 (a) Give two reasons why a computer model of the boat is
created.
Ability to ask what if questions (1) without rebuilding the model
from scratch (1)
Inbuilt calculations (1) less chance of error in calculating (1)
Automatic recalculation…

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