Explanation

The correct answer is:

Right-click the column heading you want to delete and select "Delete" from the shortcut menu.

Alternatively, you can also:

• Select the column heading, go to the "Home" tab, and click "Delete" in the "Cells" group.
• Select the column heading and press "Ctrl" + "-" (minus sign).

Explanation

A device driver is a program containing instructions that enable a computer to communicate and operate a specific hardware device.

A device driver is a program that contains instructions to operate and control a specific device.

Explanation

BIOS (Basic Input/Output System) is firmware used to boot a computer, while Floppy disk and CD/DVD are storage media.

Explanation

 Select "Open": From the menu that appears after clicking "File," look for the option labeled "Open."

This is the correct choice for accessing templates and existing documents.

Explanation

Copy and paste: Duplicates the text, allowing it to remain in the first document while also inserting it into the second document.

Explanation

It works through radio waves

Wi fi speed in USA is very fast

Explanation

To move between worksheets in a workbook in MS Excel, you can use the following shortcuts:

• Ctrl+Page Up: Move to the previous worksheet
• Ctrl+Page Down: Move to the next worksheet

Explanation

Explanation

A joystick is a device that captures user input.

It typically to control movement or actions in a game or simulation.

Explanation

To maximize or restore a selected window press CTRL+F10.

Press Space to make selections, such as placing a checkmark in a check box.

With the object highlighted, press Shift + F10 (Function key F10).

Press the arrow keys to move through the menu.