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OCR A Level Computer Science Mock Exam Solutions 2025/ 2026 – Complete Revision Guide, Practice Questions and Answers, Exam Preparation Workbook, 100% Verified with Correct Questions and Answers

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Prepare effectively for assessments with this OCR A Level Computer Science mock exam solutions resource, designed to support comprehensive revision and exam success. This study guide includes realistic practice questions, detailed explanations, and step-by-step answers covering programming, algorithms, data structures, computer systems, networking, databases, and computational thinking. Aligned with the latest 2025/ 2026 specification, it helps students strengthen problem-solving skills, improve exam technique, and build confidence through targeted practice with solution.

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OCR A+ Level Computer Science - Mock Exam
OCR
Solutions
A+ Level
.pdfComputer Science - Mock Exam
OCR
Solutions
A+ Level
.pdfComputer Science - Mock Exam Solutions .pdf




OCR A+ Level Computer Science - Mock
Exam Solutions

CPU (Central Processing Unit) - ANS-The key component of a computer system, which
contains the circuitry necessary to interpret and execute program instructions

GPU (graphics processing unit) - ANS-Specialized processor that helps the CPU by
taking over all of the 3-D rendering duties.

Random Acces Memory (RAM) - ANS-a type of memory that can be read from and
written to by the processor and other devices. Ram memory is volatile.

ROM - ANS-Computer memory chips containing permanent or semi-permanent data.
Unlike RAM, this is non-volatile; even after you turn off your computer, the contents will
remain.

Pipelining - ANS-A technique that breaks an instruction into smaller steps that can be
overlapped

Solid-state storage (SSD) - ANS-much faster than traditional magnetic storage because
it stores information using nonvolatile electronic circuits

Magnetic Hard Drive - ANS-One of two technologies used by hard drives where data is




OCR A+ Level Computer Science - Mock Exam
OCR
Solutions
A+ Level
.pdfComputer Science - Mock Exam
OCR
Solutions
A+ Level
.pdfComputer Science - Mock Exam Solutions .pdf

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Subject
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