OCR A-level Computer Science H446 · 1.3.1(a)
Lossy vs Lossless compression
- Code
- 1.3.1(a)
- In
- 1.3.1 Compression, Encryption and Hashing
- Topic
- 1 Computer systems
- Course
- A-level Computer Science H446
- Board
- OCR
Grade boundaries·OCR command words
Codes and titles are read by a script from OCR's published specification and have not been checked by a person. What each point covers is in the specification itself: OCR’s specification.
Points in 1.3.1 Compression, Encryption and Hashing
- 1.3.1(a) Lossy vs Lossless compression
- 1.3.1(b) Lossless compression: run length and dictionary coding
- 1.3.1(c) Symmetric and asymmetric encryption
- 1.3.1(d) Different uses of hashing