O-LevelComputer ScienceSoftware2210/12 · Oct/Nov 2022 · Q44 Marks

Doris has data stored on her computer. She accidentally loses some data by deleting a file. State two methods she could use to help prevent accidental loss of data in this way. Describe how each method would help prevent accidental loss of the data. Method 1 Method 2

Doris has data stored on her computer. She accidentally loses some data by deleting a file. State two methods she could use to help prevent accidental loss of data in this way. Describe how each method would help prevent accidental loss of the data. Method 1 Method 2[4]

Mark scheme

Marking points from the official mark scheme (Oct/Nov 2022). The mark or mark type is shown in brackets.

[4] 4 One mark for the method, one mark for a corresponding description • Create a back-up • this means the data can be restored/recovered • Add verification • to get the user to confirm they want to delete the data • Set access rights • so that she cannot delete any files

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Topic: Software, O-Level Computer Science (syllabus 2210). Structured question, 4 marks.
Source: O-Level Computer Science, Oct/Nov 2022 Paper 1 Variant 2, question 4.

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