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

CSMA/CD (Carrier Sense Multiple Access/ Collision Detection) is a media access control method

That was widely used in Early Ethernet technology/LANs

It uses carrier-sensing to defer transmissions until no other stations are transmitting.

Explanation

Every hostcomputer on the internet has a(n)

Unique IP address.

Explanation

A typical URL could have the form http://www.example.com/index.html 

which indicates a protocol ( HTTP )

a hostname ( www.example.com )

a file name ( index.

Explanation

In a fixed-length field, the number of characters remains constant for each data entry. For instance, if a field is defined as having a fixed length of 10 characters

Then each entry in that field will have precisely 10 characters, regardless of whether all 10 characters are utilized.

Explanation

Common web browsers include:

• Microsoft Edge
• Internet Explorer
• Google Chrome
• Mozilla Firefox
• Apple Safari
  

Explanation

In C language, printf() function is used to print formatted output to the standard output stdout (which is generally the console screen).

The printf function is a part of the C standard library and it can allow formatting the output in numerous ways.

Explanation

A scanner is a device that captures images from:

• photographic prints
• posters
• magazine pages 
• similar sources for computer editing and display.