Formatting is designed to make it easier for the reader to locate the sources you used in your essay.
To protect you from accusations of plagiarism.
a Bulleted list No, that's incorrect, I'm afraid. A bulleted list is used when no sequencing is necessary. A numbered or lettered list is used to indicate a particular sequence of items.
workscited
Typically, the margins for a Works Cited list should be set to 1 inch on all sides to maintain consistency and readability. This format helps to create a professional and organized appearance for the document. Wide margins on all sides may not be necessary and could affect the overall aesthetic and balance of the page.
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Yes, it is necessary to italicize article titles in APA 7 formatting.
it does not divide a disk by necessity. you can chose, when formatting, to divide the disk into partitions, but this is not necessary. default is that you have no partitions (which is technically the same as 1 partition).
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yes
In MS Word, highlight the section, then on the top menu (left), click "Clear Formatting" which is the first item in the Styles and Formatting List (look for AA icon). That returns the text to the default used in that file.
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Formatting prepares something for usage or makes it easier to use. A disk cannot be used before it is formatted. Documents like word processing documents or spreadsheets need to have structure or layout to make them look correct and have some sort of standard setting. So formatting is important for all sorts of things.