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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 marksFile Management Swap Remove

An operating system provides file management.

Define the term file management.

[2 marks]
Mark scheme

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

  • The part/function of the operating system (1)
  • That manages/organises files (and folders) (1)
  • On a storage device/disk (1)
  • So files can be stored/found/retrieved (1)

Do not accept managing processes/peripherals/users as the whole definition.

Example answers and how they were marked
Full marks2/2

The function of the operating system that organises files and folders on a disk so they can be found and retrieved.

Why: Names the operating system function (1) and managing/organising files on a disk so they can be retrieved (1).

Some marks1/2

Organising files.

Why: Names managing/organising files (1), but does not name the operating system, storage location or retrieval.

No marks0/2

Managing the CPU and peripherals.

Why: Describes process and peripheral management, not file management.

2Short recall2 marksPurpose & Function of Operating Systems Swap Remove

A computer can run more than one process at a time.

Give two tasks carried out by the process 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:

  • Deciding which process runs next on the CPU/scheduling processes (1)
  • Allocating processor/CPU time to processes/allowing multitasking (1)
  • Managing the process life-cycle/process states (ready, running, blocked) (1)
  • Handling interrupts so a running process is suspended and another can run (1)
  • Stopping/terminating a process when it has finished (1)

Do not accept 'managing processes' on its own.

Do not accept 'handling interrupts' on its own.

Do not award two marks for the same task expressed twice, e.g. 'deciding which process runs next' and 'scheduling processes', or 'allocating CPU time' and 'giving each process a share of processor time'.

Do not accept 'managing memory/memory management', 'managing files/file management' or 'managing devices/peripherals' (these are other functions of an operating system).

Example answers and how they were marked
Full marks2/2

Deciding which process runs next on the CPU and stopping a process when it has finished.

Why: Scheduling a process (1) and terminating a process (1) are two different named tasks.

Some marks1/2

Deciding which process runs next and scheduling processes.

Why: Both points are the same task expressed twice, so only one mark is awarded under the guidance.

No marks0/2

Managing processes and managing files.

Why: 'Managing processes' repeats the question and earns nothing; 'managing files' is file management, not process management, so it is not credited.

3Describe2 marksPeripheral Management Swap Remove

A computer is connected to a new games controller.

Describe the purpose of a device driver.

[2 marks]
Mark scheme

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

  • A device driver is software/program (1) that controls a peripheral device (1)
  • It translates instructions from the operating system (1) into commands/signals the device understands (1)
  • It allows the operating system to communicate with a specific device (1) without needing to know the device's hardware details (1)
  • It is installed for a new device (1) so the operating system can use that device (1)

Do not accept responses that say a device driver is hardware or that it makes a device faster.

Do not award 'it is part of the CPU'.

Example answers and how they were marked
Full marks2/2

A device driver is a program that controls a peripheral device. It translates instructions from the operating system into commands the device understands.

Why: Gives the linked description: software/program (1) that controls a peripheral (1).

Some marks1/2

It translates instructions from the operating system.

Why: Gives the first point (1) but does not develop it into commands/signals the device understands.

No marks0/2

A device driver is a piece of hardware that connects the controller to the computer.

Why: No credit: says a device driver is hardware, which the mark scheme does not accept.

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