Hogwarts occurring is a passage to the Hog's Head bar that formed before the Battle of Hogwarts. Due to the nature of the Room of Requirement, it is possible that several passages to different locations could be accessed from the Room. The three passages out of Hogwarts that Filch does "not" know about are: A further link between two vanishing cabinets, one in the school and the other in Borgin and Burkes in Knockturn Alley presumably worked until "Chamber of Secrets" when Peeves (persuaded by Nearly Headless Nick) smashed the Hogwarts cabinet. The passage was reopened in "Half-Blood Prince" when Draco
Hogwarts of course." According to the novels, admission to Hogwarts is selective, in that children who show magical ability will automatically gain a place, and squibs cannot attend the school as students (though they can work there in other roles, as Argus Filch does). A magical quill at Hogwarts detects the birth of magical children and writes their names into a large parchment book, but there is no admission test because "you are either magical or you are not." Every year, a teacher checks this book and sends a letter to the children who are turning eleven. Acceptance or refusal of