Paper 2 (2018)

EDEXCEL GCSE 2018 Paper 2 exam paper can be downloaded here

EDEXCEL GCSE 2018 Paper 2 mark scheme can be downloaded here

1A Answer

Any two from:

Date of birth
Employee number
Permitted areas
Department
Salary
Address
Job role
Badge number
National Insurance number
Location/depot
Uniform information

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1B answer

10 + (((currentYear - startYear) -2) x 0.5)

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1C answer

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2a answer

In this exact order:

South depot
North Depot
Unknown code

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2b answer

Type check(1) (data)
Length check(1) (data)
Presence check(1) (code is blank)
Lookup check(1) (Explanation of data not in pre-existing lists)

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3ai answer

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3aii answer

Boolean

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3aiii answer

Real/Float
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3B answer

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3c answer

199

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4a answer

Logical error

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4b answer

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5a answer

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5b answer

A function returns a value

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5c answer

Volume

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5d answer

Reduced coding time/code is quicker to write/code can be reused
Reduced bugging time/library is bug free/reduced testing time
Library may have more complex functionality than programmer has understanding of

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6ai answer

Random order (1) means that all items will have to be looked at to find all occurrences
Because the data is NOT sorted (1), the algorithm has to look at every item in the list

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6aii answer

The loop (1) means that all records will have to be looked at even if there are no numbers > 300 in the list (1)

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6aiii answer

Any from:

Sort the list
Direction of search (ascending, descending)
Test for stopping for found item < 300

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6b answer

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6c answer

Drivers may feel it is an invasion of privacy because they could be tracked during work hours and when they are not delivering items
Drivers may not feet it is acceptable to be ranked/compensated based on tracking data because unknown things like roadworks will affect the tracking data
Drivers may be tracked by customers who my be annoyed by perceived delays
Drivers may worry that their personal data (home address) may not be secure
Drivers may want to use the vans for their own purposes outside work hour and may not want this ot be tracked

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