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OCR J277 GCSE Computer Science Sample Paper 1 Walkthrough
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Going through sample solutions to the OCR GCSE (J277) specimen exam for the component 1 of the qualification. Along the way I cover some suggested exam techniques, key theory needed, and common misconceptions.
To see the blank sample paper and mark scheme, see OCR's website:
0:00 Introduction and Overview
5:22 Q1: Hardware and the CPU
12:15 Q2: Secondary Storage
15:39 Q3: RAM/ROM & Embedded Systems
19:50 Q4: Representing Sound
22:50 Q5: Binary Conversions & Shifting
27:25 Q6: Representing text with ASCII
28:24 Q7: Network Protocols & Topologies
36:43 Q8: System Security
45:09 Q9: Defragmentation
50:29 Q10: WANs, Cloud Storage, & Legislation
58:59 Q11: 8 Marker on Impacts of Computing
1:08:38 Summary and Final Advice
If this video was useful, please like it and subscribe, it really helps! Also, if you use an ad blocker, whitelisting my channel is very much appreciated!
For any questions or enquiries, please email me using the address given on my channel page.
To see the blank sample paper and mark scheme, see OCR's website:
0:00 Introduction and Overview
5:22 Q1: Hardware and the CPU
12:15 Q2: Secondary Storage
15:39 Q3: RAM/ROM & Embedded Systems
19:50 Q4: Representing Sound
22:50 Q5: Binary Conversions & Shifting
27:25 Q6: Representing text with ASCII
28:24 Q7: Network Protocols & Topologies
36:43 Q8: System Security
45:09 Q9: Defragmentation
50:29 Q10: WANs, Cloud Storage, & Legislation
58:59 Q11: 8 Marker on Impacts of Computing
1:08:38 Summary and Final Advice
If this video was useful, please like it and subscribe, it really helps! Also, if you use an ad blocker, whitelisting my channel is very much appreciated!
For any questions or enquiries, please email me using the address given on my channel page.
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