Government of EST CODE Western Australia School Curriculum ...
Transcript of Government of EST CODE Western Australia School Curriculum ...
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� Government of Western Australia
� School Curriculum and Standards Authority
Computer Science General course
Externally set task 2018
EST CODE CSCGT
FOR OFFICE USE ONLY
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50
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Copyright© School Curriculum and Standards Authority 2018
■ Ref: 18-020
I 1111111111111 1111 11111 111111 111111 CSCGT
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0065034
Strong sample
HPRM 2018/43721v2
Copyright
© School Curriculum and Standards Authority, 2018
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EXTERNALLY SET TASK
Total time for the task: Total marks:
Weighting:
50 minutes
41 marks
3
15% of the school mark
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COMPUTER SCIENCE GENERAL
0065034
COMPUTER SCIENCE
GENERAL
4 EXTERNALLY SET TASK
Question 1
Describe the function of the components of the central processing unit listed below.
Register:
�j�'»:evS a..1S:5+ tl-,e.., CP f) f V11-1di'li1s �G Sl�j ,e(�-lo,"'� Joh-,
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Arithmetic logic unit:
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1
Program counter:
(6 marks)
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+a k y�f.,;eved,
See next page
EXTERNALLY SET TASK 5 COMPUTER SCIENCE
GENERAL
Question 2 (5 marks)
(a) A computer user has discovered that their printer is not working and calls a technician forassistance. Outline two steps the technician might advise the computer user to take to
(b)
troubleshoot the problem. (2 marks)
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Explain the process of troubleshooting a computer hardware fault. (3 marks)
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See next page 0065034
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EXTERNALLY SET TASK 7 COMPUTER SCIENCE
GENERAL
(a) Write the function required to total all the fees in cell K9, labelled A on the spreadsheet.
(2 marks)
(b) Write the function required to average all the fees in cell K10, labelled Bon thespreadsheet. (2 marks)
=A-VERA-6:E [�4-:k7.
(c) Write the function required to count the number of Yearly Memberships in cell K11,
(d)
(e)
labelled C on the spreadsheet. (2 marks)
=corM{T [ k 4-: k7)
Write the function required to lookup the Fees Paid based on the Payment Type in
cell J6, labelled D on the spreadsheet. (3 marks)
== VLDAkrA� (14- : 1 7 , A- [4:: c t b 1 2 , h41 5 t )
Describe how the table labelled F on the spreadsheet is used. t/1'5
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See next page 0065034
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EXTERNALLY SET TASK 9 COMPUTER SCIENCE
GENERAL
(a) Identify one issue with the integrity of the data and explain why it is an issue. (4 marks)
Issue: ___.c��o�w-_S,_,___Co=/"'�M�""�f-+1 _L_;"'-J-+---�Qc"'-L�----- --- --
Explanation: Roa fl/\_ ,·5 yef} r yt(;tltY d)-fv 'I\ +¼ :s Gtiol" 1,e,,J fQ :s:-,µ,5 ,· E Jl,.e,
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(b) Identify one data redundancy issue with the data and explain why it is an issue. (4 marks)
Issue: L :v:t9 (a'.lt½, ;5 {A� fl-re,e,c h(\,\ es
Explanation: l,v� (le.t f:hu Y@Q,M ;5 � I ,s+-cd t�✓ee, i[rvy 5
emk fcc.5 &I\ J ,-ft eY P"t ife,M i ;<,t-ed \ Jf.,3 /'A(,N-) H- j"<j
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See next page 0065034
COMPUTER SCIENCE GENERAL
Question 5
10 EXTERNALLY SET TASK
(11 marks)
A pet shop would like you to design a database for its products. Data for two of the products it
sells is shown below. Use this information to answer the questions that follow.
Code: Dogbed104 Code: Catbrush89
Product: Pied dog bed Product: Jones cat brush
Description: Sheepskin dog bed - Description: Rounded cat brush Medium size for long hair
Quantity: 8 Quantity: 9
Cost Price: $15.00 Cost Price: $3.00
Vendor: Better Beds for Pets Vendor: Jones Brush Supplies
(a) Complete the table below by listing the fields required to design the database for the twoproducts and the data type for each field. (6 marks)
Field Data type
Cook \rf--
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See next page
EXTERNALLY SET TASK 11 COMPUTER SCIENCE
GENERAL
(b) Identify the field in the table that you would use as a primary key in the database.
(c)
(d)
(1 mark)
Write a query to list all the Cat products that would be stored in the database. (3 marks)
fie,(J � 0-Je, - 5brf5 w1--rft.i :::- Cot+-
State the function of a primary key in a database. (1 mark)
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J,�or�tcA ___________________ _
End of questions 0065034