Image representation | OCR GCSE (J277) 9-1 Computer Science

In this session - What is an image? What is colour depth? What is image resolution? Calculating how many bits are in an image and what is metadata? Chapters: 0:00 Intro 0:10 What is an image? 0:29 What is colour depth? 2:06 What is image resolution? 3:00 Calculating image file size 4:05 What is metadata? 4:50 Image representation exam questions __________________________________________________________ I'd recommend pausing the video on the questions at the end to test yourself on this topic - additionally, make yourself flash cards to test yourself, example: On the front: what affects the CPU performance? On the back: The CPU clock speed will determine how many FDE cycles can be performed in one second. The CPU can execute more instructions with additional cores as each core works independently. Mr Moore __________________________________________________________ #computerscience #revision #images OCR Computer Science OCR Computer Science Computer Science GCSE Mr Moore Computer Science Mr Moore GCSE Computer Science 9-1 OCR Computer Science 1.1 systems architecture J277 J277 computer science j277 revision Computer science revision OCR j277 computer science Image representation Image resolution Image file size Calculating image file size