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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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4 questions · 8 marks

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1Short recall2 marksPurpose & Function of Operating Systems Swap Remove

An operating system manages the peripheral devices connected to a computer.

State two tasks carried out by the peripheral 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:

  • Receives input from/sends output to peripheral devices (1)
  • Communicates with/controls a peripheral using its device driver, including installing the driver for a new device (1)
  • Manages the print queue/buffer so that print jobs are sent to the printer in turn (1)
  • Reports the status of a device/a device error to the user, e.g. out of paper (1)

Allow answers that name a specific peripheral, as long as they also say what the operating system does with it, e.g. 'it controls the printer using its driver'.

Do not accept 'manages peripherals'/'controls the hardware' on its own, as this repeats the question.

Do not accept 'managing files' or 'managing users' (file management and user management are other functions of an operating system).

Example answers and how they were marked
Full marks2/2

It uses device drivers to control each peripheral and it reports a printer error such as out of paper to the user.

Why: Communicating with a peripheral using its device driver (1) and reporting a device error to the user (1) are two different peripheral management tasks.

Some marks1/2

It manages the print queue.

Why: Managing the print queue is one named peripheral management task (1); no second task is given.

No marks0/2

It manages peripherals and it manages users.

Why: 'Manages peripherals' repeats the question and earns nothing; 'manages users' is user management, not peripheral management.

2Short 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.

3Explain2 marksPeripheral Management Swap Remove

A new printer is connected to a computer.

Explain the purpose of a device driver.

[2 marks]
Mark scheme

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

  • It allows the operating system/OS to communicate with the device/printer (1) because it translates the commands into signals the device understands (1)
  • It contains/sends the instructions/commands needed by a particular device (1) so the device carries out the correct actions (1)
  • It controls the device/printer (1) by sending commands/signals to it (1)
  • Different devices need different commands (1) so each one needs its own driver to work with the operating system (1)

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

Do not accept 'it drives/controls the device' on its own without saying how, e.g. by sending commands/signals.

Do not accept hardware/a physical device (a device driver is software).

Do not accept 'it connects the printer to the computer' or 'it installs the printer' without saying that it provides the instructions/commands for the device.

Example answers and how they were marked
Full marks2/2

It allows the operating system to send commands to the printer because it translates them into signals that the printer understands.

Why: Linked point (1) and reason (1).

Some marks1/2

It contains the instructions that the printer needs.

Why: Point (1) but no linked reason.

No marks0/2

It is a piece of hardware that connects the printer to the computer.

Why: Misconception: a device driver is software, not hardware, and saying it connects the printer is not accepted without saying it provides the instructions/commands.

4Explain2 marksSoftware Basics Swap Remove

A school keeps students' work on a computer network. The school uses backup software.

Explain one benefit of using backup software.

[2 marks]
Mark scheme

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

  • Lost/damaged files can be restored (1) because a copy is stored separately from the original (1)
  • Data can be recovered after a hardware failure (1) because a duplicate copy is kept on another storage device/location (1)
  • Files can be recovered if they are deleted by accident (1) because a copy was made before they were deleted (1)
  • A previous version of a file can be recovered (1) because backups are made regularly/at set times (1)

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

A benefit stated on its own, such as 'lost files can be restored', earns the first mark only.

Do not accept a description of what backup software does, such as 'it makes a copy of the files' or 'it backs up files', without a benefit it provides.

Do not accept 'keeps data safe' or 'stops files being lost' on its own without saying how the data can be recovered.

Do not accept protection from malware/viruses, e.g. 'it protects the computer from viruses'; that is the purpose of anti-malware software.

Example answers and how they were marked
Full marks2/2

Lost files can be restored because a copy of them is stored on another device.

Why: Point (1) for lost files being restored and linked reason (1) because a copy is stored separately.

Some marks1/2

A previous version of a file can be recovered.

Why: A benefit on its own (1); no linked reason saying how the previous version is kept, so the second mark is not earned.

No marks0/2

It protects the computer from viruses.

Why: Describes anti-malware software, not backup software; no credit.

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