Explanation

To insert a new slide in MS PowerPoint, you can use the "Insert" tab and then click on "New Slide."

Explanation

API stands for Application Programming Interface.

API is a software intermediary that allows two applications to talk to each other.

Explanation

"Page Setup" is not an option in the clipboard group in MS Word 2007.

The clipboard contains options like Paste, Cut, Copy, and Format Painter.

Page Setup is found in the Layout or Page Layout tab.

Explanation

Automatic text formatting refers to the feature in word processing software that automatically applies formatting to text as you type. 

The examples listed are all common types of automatic text formatting:

• Adjusting extra space: Automatically removing extra spaces between words or sentences.
• Underlining hyperlinks: Automatically underlining links to distinguish them from regular text.
• Replacing two hyphens with an em dash (—): Automatically replacing two hyphens with a single em dash.

Explanation

Sans serif fonts, such as Arial, Helvetica, and Calibri, are best suitable for titles and headlines because they are clear, legible, and grab attention.

They have a clean and modern appearance, making them perfect for headings and titles.

Explanation

A digital signature verifies the authenticity of an email by confirming the sender's identity and ensuring the message hasn't been altered.

It uses cryptography to validate the sender's identity and ensure the integrity of the email content.

Explanation

"Everyone" is a pronoun that refers to all individuals in a group.

It is used as a singular entity in sentences despite implying a plural meaning.

Explanation

Excel uses three types of references:

1. Relative
2. Absolute
3. Mixed

These determine how cell references adjust when formulas are copied across cells.

Explanation

A column chart is ideal for comparing the performance of two employees in 2021 because it allows for a side-by-side comparison of their performance metrics, such as sales, productivity, or revenue.

Pie Chart: Shows how different components contribute to a whole.

Dot Chart: Displays a small number of data points.

Column Chart: Compares performance metrics side-by-side.

Line Chart: Shows trends over time.

Explanation

To simplify the expression, we need to follow the rules of fractions and combine like terms:

X + 1/7 - X - 1/8

First, subtract X from X, which cancels out:

1/7 - 1/8

To subtract fractions, we need a common denominator, which is 56. So we can rewrite the fractions as:

(8/56) - (7/56)

Now we can subtract: 1/56

So the simplified result is:

1/56