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1. OCR GCSE (J277) 1.1 The purpose of the CPU - The fetch-execute cycle
3:52
1. OCR GCSE (J277) 1.1 The purpose of the CPU - The fetch-ex…
377.2K viewsDec 4, 2019
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May 2026 - OCR GCSE Computer Science (Full Paper 2)
1:06:48
May 2026 - OCR GCSE Computer Science (Full Paper 2)
17.1K viewsMay 1, 2025
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May 2026 - OCR GCSE Computer Science (Full Paper 1)
1:28:20
May 2026 - OCR GCSE Computer Science (Full Paper 1)
25.3K viewsApr 13, 2025
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Magnetic Storage | 2.2 | OCR GCSE Computer Science | J277
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Magnetic Storage | 2.2 | OCR GCSE Computer Science | J277
3.1K viewsMar 23, 2025
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Pseudocode | 1.2 | OCR GCSE Computer Science | J277
1:16
Pseudocode | 1.2 | OCR GCSE Computer Science | J277
3K viewsApr 20, 2025
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Embedded Systems | 1.3 | OCR GCSE Computer Science | J277
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Embedded Systems | 1.3 | OCR GCSE Computer Science | J277
3.8K viewsMar 20, 2025
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Trace Tables | 1.2 | OCR GCSE Computer Science | J277
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Trace Tables | 1.2 | OCR GCSE Computer Science | J277
5.3K viewsApr 20, 2025
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25:56
2025 OCR J277 GCSE Computer Science Predicted Paper 1 Walkthr…
22.2K viewsApr 13, 2025
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1:10
Abstraction | 1.1 | OCR GCSE Computer Science | J277
4.8K viewsApr 14, 2025
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1:15
IDE Tools | 5.2 | OCR GCSE Computer Science | J277
2.3K viewsMay 1, 2025
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Arrays (1D & 2D) | 2.3 | OCR GCSE Computer Science | J277
3K viewsApr 27, 2025
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Protocol Layers | 3.2 | OCR GCSE Computer Science | J277
2.4K viewsApr 7, 2025
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Syntax & Logic Errors | 3.2 | OCR GCSE Computer Science | J277
1.2K viewsApr 30, 2025
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2:09
Validation Checks | 3.1 | OCR GCSE Computer Science | J277
1.9K viewsApr 30, 2025
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46:15
All of OCR GCSE Computer Science J277 Paper 2 in under 60 mins + E…
23.2K viewsMay 4, 2024
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3:53
Bubble Sort | 1.3 | OCR GCSE Computer Science | J277
5.3K viewsApr 23, 2025
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Wireless Networks | 3.2 | OCR GCSE Computer Science | J277
1.9K viewsApr 6, 2025
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Common Protocols | 3.2 | OCR GCSE Computer Science | J277
2.1K viewsApr 7, 2025
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1:17
Utility Software | 5.2 | OCR GCSE Computer Science | J277
2.8K viewsApr 11, 2025
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1:27
File Handling | 2.3 | OCR GCSE Computer Science | J277
2.2K viewsApr 27, 2025
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1:19
ASCII | 2.4 | OCR GCSE Computer Science | J277
2.4K viewsMar 26, 2025
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0:37
Cache Memory | 1.2 | OCR GCSE Computer Science | J277
3.2K viewsMar 20, 2025
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1:01
Pixels & Resolution | 2.4 | OCR GCSE Computer Science | J277
2.6K viewsMar 26, 2025
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1:17
DNS Servers | 3.1 | OCR GCSE Computer Science | J277
2.4K viewsApr 4, 2025
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0:29
Secondary Storage | 2.2 | OCR GCSE Computer Science | J277
3.5K viewsMar 23, 2025
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49:10
All of OCR GCSE Computer Science J277 Paper 1 in under 60 mins + E…
26.5K viewsApr 30, 2024
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27:14
2025 OCR J277 GCSE Computer Science Predicted Paper 2 Walkthr…
10K viewsApr 20, 2025
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0:33
Virtual Memory | 2.1 | OCR GCSE Computer Science | J277
3.7K viewsMar 22, 2025
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1:34
Network Performance | 3.1 | OCR GCSE Computer Science | J277
2.8K viewsMar 31, 2025
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1:02
Lossless Compression | 2.5 | OCR GCSE Computer Science | J277
1.9K viewsMar 29, 2025
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