Question

write short notes on tab​

Answer 1

In an Internet browser, a tab refers to a marker used to select additional web page(s) that have been opened in the browser window. See our tabbed browsing definition for a full explanation and examples relating to this term.
Tip: To open a new tab in most Internet browsers, press Ctrl+T on your keyboard.

Tip: To close a single tab at a time in most Internet browsers, press Ctrl+W on your keyboard.

Tip: To move forward between tabs, press Ctrl+Tab on your keyboard; to move backward between tabs, press Ctrl+Shift+Tab.

Tip: To re-open tabs you've recently closed, press Ctrl+Shift+T.