Computer Software Operations

Ctrl+Shift+~ (tilde) applies the General number format in Excel, which is the default format that displays numbers as they are entered. The exclamation mark option applies currency format, while just Shift+~ has no formatting function.

Ctrl+Shift+$ applies the Currency format with two decimal places in Excel. The $ symbol represents the currency key - on most keyboards this is the same as the number 4 key. The hash symbol (#) is used for date format, not currency.

Ctrl+Shift+% applies percentage format with no decimal places in Excel. The percentage symbol key is Shift+5 on most keyboards, so the full shortcut is Ctrl+Shift+5 (which displays as Ctrl+Shift+%).

Ctrl+Shift+( (opening parenthesis) is the Excel shortcut to unhide any hidden rows within the selected range. This is the opposite of Ctrl+9 which hides rows. The ampersand (&) is for borders, asterisk (*) has other functions.

Ctrl+Shift+& is the correct Excel keyboard shortcut to apply an outline border to selected cells. The other options are not standard Excel border shortcuts.

Ctrl+5 is the Excel keyboard shortcut to apply or remove strikethrough formatting from selected text. The other shortcuts perform different formatting functions.

Ctrl+9 is the Excel keyboard shortcut to hide selected rows. This is a quick way to conceal rows without using the ribbon menu. Ctrl+Shift+9 unhides them.

Ctrl+9 is the Excel keyboard shortcut to hide selected rows. This is a quick way to conceal rows without using the ribbon menu. Ctrl+Shift+9 unhides them.

In Excel and similar spreadsheet applications, Ctrl+0 is the keyboard shortcut to hide selected columns. To unhide hidden columns, use Ctrl+Shift+0. Ctrl+D is for fill down, Ctrl+O opens files, and Ctrl+F opens Find.

In Excel, Ctrl+Shift+# applies the date format (dd-mmm-yy) which displays day, month abbreviation, and year. Ctrl+# without Shift doesn't exist as a default shortcut. Ctrl+% applies percentage format.

In Excel and most spreadsheet software, CTRL + ; (semicolon) inserts the current date in the selected cell. CTRL + SHIFT + : inserts the current time.

The keyboard combination Ctrl + End is the standard shortcut to quickly navigate to the end of a document in most applications. The End key alone moves to the end of the current line, while Ctrl + Home moves to the beginning of the document. This shortcut works consistently across Microsoft Word, text editors, and most software applications.

Ctrl+End is the standard keyboard shortcut to move the cursor to the end of a document in most text editors and word processors. The 'End' key alone moves only to the end of the current line, while Ctrl+Home moves to the beginning of the document.

Ctrl + '+' (Ctrl plus the plus key) is the standard shortcut in most applications to make selected text subscript. This formatting is commonly used for chemical formulas (H₂O) and mathematical expressions.