The following method is used to close the file of MS PowerPoint 2010.

- Click on the File tab and then click on the Close option.

- You can click on the close button appearing on the top right side of the window.

- The keyboard shortcut Ctrl + W can be used.

To save MS-Office documents in PDF file format, you can follow the following steps-

1. Open your MS-Office document.

2. Click on the File tab.

3. Click on Save As.

4. Select PDF from the Save As Type drop-down list.

4. In the File Name box, enter a name for your document.

5. Click on Save.

1. If a company wants to include its company name and logo at the bottom of each page of the brochure, the footer is to be used.

2. Inserting a header or footer in MS Word is a simple process that can be completed in just a few steps.

- Open the document in MS Word in which you want to insert a header or footer.

- Click on the “Insert” tab at the top of the MS Word window which is to the right of the Home tab. You can also open the insert tab by pressing the MS Word shortcut key “Alt+N”.

- In the “Header & Footer” group, click the “header” or “footer” button, depending on what you want to insert into your document.

- A menu will appear with various header and footer options. Select the desired option and then click “OK”.

- Header or Footer will now be inserted into your document. You can type directly into it or add images and other content as desired. When you're finished, click outside the header or footer area to return to the document.

1. Outlook.com is a personal information manager web app from Microsoft that includes webmail, scheduling, contacts, and tasks services.

2. It was founded as Hotmail in 1996 by Sabir Bhatia and Jack Smith. It was acquired by Microsoft in 1997 and relaunched as MSN Hotmail, later as part of the Windows Live suite of products. As part of Windows Live Hotmail was rebranded.

3. Microsoft phased out Hotmail in October 2011, relaunching the service as Outlook.com in 2012.

1. Which of the following formulas is a feature in Microsoft Excel that is used to perform calculations on data in a spreadsheet?

2. A formula is a special type of formula used to add, subtract, multiply, and divide numbers, text, and other data.

3. LANPAR, the first electronic spreadsheet on mainframe and time-sharing computers, was developed in the year 1969.

1. The file extension in PowerPoint 2010 is .pptx.

2. It is an open XML (Open XML) format used in PowerPoint 2007 and later versions.

3. .pptx files can also be opened with other presentation software, such as OpenOffice Impress, Google Slides, and Apple Keynote.

The MOD() function in MS 2010 will display the remainder after dividing a number by the divisor.

1. The shortcut key to paste the copied cell or range in MS Excel is Ctrl+V. Pressing this key will paste the copied data into the current cell or range.

2. If you want to paste the copied data at a new location, you can click on that location using the mouse or paste it using the Ctrl+V key combination.

3. Here are some other shortcut keys that can be used to paste data in MS Excel.

- Ctrl+C: Copy

- Ctrl+X: Cut

- Ctrl+V: Paste

- Ctrl+Shift+V: Paste Special

- Alt+E, S, V: Paste option