Johnstone High School
Standard Grade Computing
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CDP Homework General 7
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1
What is your teacher's name?
Mr McGivern
Mr Carey
Mr Munro
Mrs Smith
2
Angela does her shopping in a supermarket.
The supermarket are running a trial using hand-held scanners such as the one above so that customers can scan their own purchases.
What part of the product packaging is scanned?
KU
(1 point)
Resource 1
3
Give
three
pieces of information that can be obtained when the packaging is scanned.
KU
(3 points)
4
A computer carries out a check on the scanned code. Give
one
check that may be carried out on the code.
KU
(1 point)
5
Give
one
advantage to Angela of using such a hand-held scanner.
PS
(1 point)
6
Angela has a bank card which she uses to obtain cash from the in-store Automated Telling Machine (ATM).
Describe two other types of transactions that Angela could make using the ATM.
KU
(2 points)
7
When using her card, Angela enters a code. Explain why she is asked to enter this code.
KU
(1 point)
8
Angela decides to pay for her shopping by cheque. What name is given to the special characters printed on cheques allowing them to be processed very quickly?
KU
(1 point)
9
Describe
two
disadvantages to the supermarket in accepting a cheque.
PS
(1 point)