Explanation

Performs a calculation: The expression "=A1 + A2" performs a calculation by adding the values in cells A1 and A2.

Uses cell references: The formula uses cell references (A1 and A2) to specify the values to be used in the calculation.

Explanation

The default format would be "letter" which is the standard size for a page.

This size is easy to work with and print

since it first into any printer or copier.

standard size for a page 8.5 x 11 inches.

Explanation

Abide is generally followed by the preposition by.

Abide by means to follow.

Abide by means تعمیل کرنا

Explanation

Email, or electronic mail, is a way to send messages from one or more users to one or more recipients using the internet:

• Text, pictures, and files: You can send text, pictures, and files to one or more people.
• Notifications and reminders: You can send emails to notify or remind people.
• Marketing: Companies can use email to market their products and remind customers to make a purchase.

Explanation

In Microsoft Excel, B2:B6 represents a range of cells.

In Excel, letters and numbers are used as row and column headings to refer to cells.

For example, B2 refers to the cell at the intersection of column B and row 2.

Explanation

The carbon compound which forms the endoskeleton and exoskeleton of animals is calcium carbonate.

Seashells are the exoskeletons of mollusks such as snails, clams oysters and many others.

Such shells have three distinct layers.

They are composed mostly of calcium carbonate with only a small quantity of protein--no more than 2 percent.

Explanation

Explanation

Apple is the world's largest hardware company by market capitalization.

It's also the world's largest tech company. 

Explanation

In Excel 2016, 2013, 2010, 2007, click on View > Show > Gridlines

For Excel 2003 and Earlier: Navigate to Tools > Options or Click Gridline tool on Forms toolbar.

Explanation

Computers work with binary code.

This means they use only two digits: 0 and 1.

Everything inside a computer, from the simplest instruction to the location of data (memory address).

It is represented using combinations of these 0s and 1s.