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Computer Science · Oct / Nov 2024 · Paper 22 · Question 3

0478

As printed in the paper

The question as text

Four flowchart symbols and five purposes are shown.

Read automatically from the paper; the printed page above is exact.

Show the answer and mark scheme

  • 3(a)[4]

    One mark for each correct line

    Flowchart symbol

    Purpose

    subroutine

    process

    flow

    decision

    terminator

  • 3(b)[6]

    One mark per mark point

    Two labelled terminators START and STOP
    Loop initialisation, incrementation and termination
    Input with prompt
    Total initialised and totalling of inputs
    Output with message
    Fully correct flowchart with all correct arrows, yes/no labels and symbols START

    Total ← 0

    Count ← 1

    OUTPUT "Enter a

    value between 1

    and 100"

    INPUT Number

    Total ← Total + Number

    No

    o

    IS Count

    Count ← Count + 1

    > 50 ?

    Yes

    OUTPUT "The total

    is ", Total

    STOP

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