(a) All variables, constants and other identifiers must have meaningful names.Name two arrays you could use for Task 1. State the data type and purpose of each one. Array 1 \_\_\_\_ Data type 1 \_\_\_\_ Purpose \_\_\_\_ \_\_\_\_ Array 2 \_\_\_\_ Data type 2 \_\_\_\_ Purpose \_\_\_\_ \_\_\_\_ (b) Name a variable that you used for Task 2. State the data type and purpose of this variable. Explain why you chose to use a variable rather than a constant. Variable \_\_\_\_ Data type \_\_\_\_ Purpose \_\_\_\_ \_\_\_\_ \_\_\_\_ Reason for use of a variable \_\_\_\_ \_\_\_\_ \_\_\_\_ (c) Write an algorithm for Task 1, using either pseudocode, programming statements or a flowchart. Assume that the first part of Task 1, the storage and display of tile descriptions, prices per box and identification codes has already been done. \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ (d) Explain how you extended your program to complete Task 2. Any programming statements you use in your answer must be fully explained. \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ (e) Explain how you could validate the input for percentage waste allowance in Task 3. \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_

2019 - O/N - 0478/23 | Q1

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(a) All variables, constants and other identifiers must h...