Arrays

Lesson Instructions

Watch and follow the YouTube video, the lesson contains three parts:

  1. Key Information and content - all you need to do here is watch and listen. We recommend you take some notes for this one!

  2. Learning activity - You are to complete the activity, by completing the arrays wordsearch and calculations exercise

  3. Consolidation - these are past exam question and are for deliberate practice to check your understanding.

Task - Arrays Activity

Arrays Activity

Task - Exam Questions - Deliberate Practice

Exam Questions - Print

Mark Scheme

Question 1

1 mark for each pseudocode statement

total = total + numberArray(count)

mean = total / quantity

or

mean = total / count

or

mean = total / 10

Ignore capitalisation.

Accept any correct symbol or structured English meaning division for mean calculation.

Accept mean calculations that refer to 11 numbers:

e.g.

  • total / 11

  • total / (count + 1)

  • total / (quantity + 1)


Question 2 (a)

2 from:

  • Allows multiple items of data to be stored....

  • ....under one identifier/name

  • Can store a table structure

  • Reduces need for multiple variables


Question 2 (b) (i)

Correct answer only

  • print(hoursPlayed[0,2])


Question 2 (b) (ii)

Correct answer only

  • 80