Computer models are often used to run simulations when designing a nuclear power plant. Describe the benefits of using simulations in this scenario. Describe the drawbacks of using simulations in this scenario.

9626_w23_qp_11

THEORY

2023

Paper 1, Variant 1

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Weather forecasting makes use of computer models. Analyse the effectiveness of computer models for producing weather forecasts.

9626_w23_qp_13

THEORY

2023

Paper 1, Variant 3

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Describe the reasons why computer models are used.

9626_w24_qp_12

THEORY

2024

Paper 1, Variant 2

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Spreadsheet software can be used for computer modelling. Describe the characteristics that make spreadsheet software suitable for computer modelling.

9626_m24_qp_12

THEORY

2024

Paper 1, Variant 2

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A company employs over one thousand workers in a multi-storey office block. Sometimes fire drills are carried out and workers have to leave the building. The company wishes to know if the use of a computer simulation would be a better method of discovering how easy it would be to empty the building. Evaluate, by weighing up the advantages and disadvantages, the use of a computer simulation for this scenario.

9626_s21_qp_13

THEORY

2021

Paper 1, Variant 3

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Automatic re-calculation is one of the characteristics of spreadsheet models. This means it is not necessary to evaluate a formula every time you change it. Describe other characteristics of spreadsheets that make them suitable for creating models.

9626_s22_qp_11

THEORY

2022

Paper 1, Variant 1

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Describe the characteristics which make spreadsheets suitable for modelling situations.

9626_w17_qp_13

THEORY

2017

Paper 1, Variant 3

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Dudley Nuclear Fuels (DNF) creates and operates nuclear reactors. They often create models of reactors before building them in real life. Discuss the benefits and drawbacks to DNF of using models.

9626_s17_qp_11

THEORY

2017

Paper 1, Variant 1

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Dudley Nuclear Fuels (DNF) creates and operates nuclear reactors. They often create models of reactors before building them in real life. Discuss the benefits and drawbacks to DNF of using models.

9626_s17_qp_12

THEORY

2017

Paper 1, Variant 2

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Financial models are often created using spreadsheet software rather than using manual methods. Evaluate the use of spreadsheet models for this purpose.

9626_s18_qp_12

THEORY

2018

Paper 1, Variant 2

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