J277 - Study guides, Class notes & Summaries
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GCSE (9–1) Computer Science J277/01 Computer systems
- Exam (elaborations) • 26 pages • 2024
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ocr GCSE Computer Science J277/02 June2023 Mark Scheme.
- Exam (elaborations) • 33 pages • 2023
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ocr GCSE Computer Science J277-02 June2023 Mark Scheme.
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ocr GCSE Computer Science J277/01 June2023 Mark Scheme.
- Exam (elaborations) • 24 pages • 2023
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ocr GCSE Computer Science J277-01 June2023 Mark Scheme.
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OCR 2023 GCSE Computer Science J277/01: Computer systems Question Paper & Mark Scheme (Merged
- Exam (elaborations) • 41 pages • 2024
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2 
© OCR 2023 
1 Computers represent data in binary form. 
(a) Tick () one box to identify the statement about binary that is true. 
Binary digits can only be the values 0, 1 and 2 
The left-most bit of a binary integer has the smallest value 
Binary is used because computers are made of switches that can only be on or off 
The smallest whole number that can be stored in 8 bits is the number 1 
[1] 
(b) Complete the table by writing the missing denary, 8-bit binary or hexadecimal values. 
Denar...
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OCR GCSE (9–1) Computer Science J277/01 Computer Systems MAY 2024 Combined Question Paper and Mark Scheme
- Exam (elaborations) • 41 pages • 2024
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OCR GCSE (9–1) Computer Science J277/01 Computer Systems MAY 2024 Combined 
Question Paper and Mark Scheme
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BUNDLE COMPUTER SCIENCE OCR J277 (Paper 1, 2 & PYTHON CODING GUIDE). Everything you need to get a grade 9! - BY CSandRS
- Package deal • 3 items • 2024
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This BUNDLE is for GCSE OCR J277 COMPUTER SCIENCE. It contains full PAPER 1 & PAPER 2 revision notes as well as a PYTHON CODING GUIDE, with all the coding you need (eg file handling, string manipulation, functions etc). The revision notes were created following EVERY point of the spec, so you can rest assured these notes contain everything you need
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OCR GCSE (9–1) Computer Science J277/02 Computational thinking, algorithms and programming MAY 2024 Combined Question Paper and Mark Scheme
- Exam (elaborations) • 50 pages • 2024
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OCR GCSE (9–1) Computer Science J277/02 Computational thinking, algorithms and 
programming MAY 2024 Combined Question Paper and Mark Scheme
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OCR GCSE (9–1) Computer Science J277/01 JUNE 2023 QUESTION PAPER: Computer Systems
- Exam (elaborations) • 24 pages • 2023
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This is the official question paper
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OCR 2023 GCSE Computer Science J277/02: Computational thinking, algorithms and programming Question Paper & Mark Scheme (Merged
- Exam (elaborations) • 54 pages • 2024
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2 
© OCR 2023 
SECTION A 
1 (a) The table contains four statements about programming languages. 
Tick () one box in each row to identify whether each statement describes a low-level 
programming language or a high-level programming language. 
Statement Low-level High-level 
The same language can be used on 
computers that use different hardware 
It allows the user to directly manipulate 
memory 
It allows the user to write English-like 
words 
It always needs to be translated into 
object code ...
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OCR GCSE Computer Science J277_01: Computer systems mark scheme june 2024
- Exam (elaborations) • 19 pages • 2024
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OCR GCSE Computer Science J277_01: Computer systems mark scheme june 2024
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