Explanation

In Microsoft Word 2007, you can use the shortcut key "Alt + Shift + Up Arrow" to move a selected paragraph up.

Explanation

• The data bus carries information between processors and peripherals by transferring actual data.
• The control bus manages control signals.
• The address bus specifies the memory locations involved in these transfers.

Explanation

• PNG (Portable Network Graphics) is a raster graphics file format that uses a bitmap to store images.
• It is commonly used for web graphics, digital photos, and images with transparent backgrounds.

Explanation

• Replying to a received email is called "replying" an email.
• This means responding to a message sent by someone else.

Explanation

• Pixels are the small dots that make up a digital image.
• They are the smallest units of a digital image.
• They are arranged in a grid to form the image.

Explanation

• In MS Word 2007, Ctrl + P is the shortcut key to open the Print dialog box.
• It is also shows a preview of the document.
• This allows you to preview your document before printing it.

Explanation

• To protect a worksheet, you can lock cells to prevent changes, formatting, or deletion.
• This is done by using the "Protect Sheet" feature in spreadsheet software like Microsoft Excel or Google Sheets.

Explanation

• PowerPoint is a presentation software, not an image editor.
• It is used to create slideshows, presentations, and lectures.

Explanation

• Wolfram Alpha is not a search engine in the classical sense, it's a computational knowledge engine.
• Google, MSN, android Yahoo are traditional search engines that crawl and index web pages to provide relevant search results.

Explanation

Robots are machines controlled by software and are used in various fields, including:

• Manufacturing: Robots are widely used in manufacturing for tasks such as welding, assembly, and material handling.
• Military: Robots are used in the military for tasks such as explosive disposal, surveillance, and search and rescue.
• Medical: Robots are used in medicine for tasks such as surgery, patient care, and rehabilitation.