Question 1542
{"accessible":false,"alternatives":[{"id":7697,"text":"8"},{"id":7698,"text":"16"},{"id":7699,"text":"64"},{"id":7700,"text":"256"},{"id":7701,"text":"1024"}],"archived":false,"correctAlternativeId":7700,"explanation":"\u003cp\u003eAn 8-bit image can store a value between 0 and 255 in each pixel (in binary 0000000 to 11111111), and each of these can be linked to a different shade from black (0) to white (255).\u0026nbsp;\u003c/p\u003e","id":1542,"imageUrl":null,"imageAttribution":null,"imageAttributionCaseInfo":null,"firstQuestionPath":"/questions/1542","nextQuestionPath":"/articles/digital-image/questions/815","relatedArticles":[],"alsoUsedIn":[{"id":244,"kind":"Course","title":"Preparing images for publication","link":"https://radiopaedia.org/courses/preparing-images-for-publication"},{"id":608,"kind":"Course","title":"Radiopaedia 2020 - Lectures Only - page 608","link":"https://radiopaedia.org/courses/radiopaedia-2020-exclusive/pages/608"},{"id":608,"kind":"Course","title":"Miscellaneous Lectures - page 608","link":"https://radiopaedia.org/courses/miscellaneous-lectures/pages/608"},{"id":608,"kind":"Course","title":"2020 Virtual Conference Private Use - page 608","link":"https://radiopaedia.org/courses/2020-virtual-conference-private-use/pages/608"}],"stem":"\u003cp\u003eHow many different shades can an 8-bit greyscale image can store?\u003c/p\u003e","menuLinks":[{"text":"Report problem with question","url":"https://docs.google.com/forms/d/e/1FAIpQLSfO3soWYhOjJ7yErSysyCe5V4A1CqW7WK3rDA7MtAkecMGqNw/viewform?entry.1624461248\u0026entry.553583435=https://radiopaedia.org/questions/1542"}],"attemptsPercentages":[{"alternativeId":"7698","percentage":3},{"alternativeId":"7697","percentage":7},{"alternativeId":"7701","percentage":8},{"alternativeId":"7700","percentage":70},{"alternativeId":"7699","percentage":12}],"promptToLogin":false,"questionManager":false,"articleId":"digital-image"}