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Edexcel GCSE Computer Science (1CP2) Exam Questions

Build a practice paper from 693 exam-style questions, each with its mark scheme and example answers. Print it, or answer it on paper and then open the mark schemes. Or browse the questions by topic.

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3 questions · 6 marks

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1Short recall2 marksSoftware Basics Swap Remove

Every computer system needs an operating system.

State two functions of an operating system.

[2 marks]
Mark scheme

Award one mark for any of the following up to a maximum of two marks:

  • File management (1)
  • Process management (1)
  • Peripheral management (1)
  • User management (1)

Allow 'managing files', 'managing processes', 'managing peripherals', 'managing users'.

Do not accept examples of utility software, such as anti-malware, backup or defragmentation, as these are not functions of the operating system.

Do not accept 'runs/loads the programs' on its own.

Example answers and how they were marked
Full marks2/2

File management and process management.

Why: Two creditworthy functions from the list, one mark each (1) + (1).

Some marks1/2

It does file management and it loads the programs that the user wants to run.

Why: File management earns one mark (1); 'loads the programs' is not one of the listed functions, so no second mark.

No marks0/2

Anti-malware and backup.

Why: These are examples of utility software, not functions of the operating system, so no mark is awarded.

2Short recall2 marksPurpose & Function of Operating Systems Swap Remove

A home computer can have more than one user account.

Name two tasks carried out by the user management function of an operating system.

[2 marks]
Mark scheme

Award one mark for any of the following up to a maximum of two marks:

  • Creating/deleting user accounts (1)
  • Storing usernames and passwords (1)
  • Checking login details/authenticating a user at login (1)
  • Setting access rights/permissions for each user, e.g. restricting which files/folders/programs/drives they can access (1)

Allow logging in as an example of checking login details.

Do not accept managing users on its own.

Do not accept provides a user interface, as this is not user management.

Do not accept managing files or managing processes, as these are other functions.

Do not accept stopping hackers/protecting from malware, as this is security, not user management.

Example answers and how they were marked
Full marks2/2

It stores usernames and passwords and sets access rights for each user.

Why: Storing usernames and passwords (1) and setting access rights (1) are two different user management tasks.

Some marks1/2

It checks the password at login and manages users.

Why: Checking a password at login earns (1); managing users repeats the question and earns nothing.

No marks0/2

It manages users and stops hackers accessing the computer.

Why: Managing users repeats the question; stopping hackers is security, not user management.

3Explain2 marksSoftware Basics Swap Remove

A user backs up files using data compression software.

Explain one benefit of using data compression software.

[2 marks]
Mark scheme

Award up to two marks for a linked explanation such as:

  • Files take up less storage space (1) because compression stores the data using fewer bits/removes redundant or unnecessary data (1)
  • Files can be transferred/downloaded faster (1) because there is less data to send over a network (1)
  • More files fit on a storage device (1) because each file is smaller (1)
  • Email attachments can be sent without exceeding attachment size limits (1) because compression reduces the size of the file (1)

For both marks, the expansion must follow/associate with the statement.

Do not accept 'it makes files smaller' on its own without a named benefit such as using less storage space or faster transfer; this repeats the question.

Do not accept 'compression frees up space by deleting files' as compression does not delete the original file.

Do not accept answers about disk defragmentation as this is a different utility.

Example answers and how they were marked
Full marks2/2

Files take up less storage space because compression stores the data using fewer bits.

Why: Point (1) for less storage space and linked reason (1) because the data is stored using fewer bits.

Some marks1/2

Files take up less storage space.

Why: Point (1) for the benefit of less storage space; no linked reason.

No marks0/2

It frees up space by deleting files that are not needed.

Why: Describes compression deleting files, which the mark scheme rejects; no credit.

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