Microsoft Excel 2021365 - Beginner to Advanced - Controlling Data Input

This video tutorial covers techniques to control data input in Excel spreadsheets, focusing on data validation and protection. It demonstrates how to use drop-down lists to prevent incorrect data entry and explains how to protect formulas from being edited. The tutorial aims to help users maintain error-free spreadsheets by implementing these safeguards.

Why is it important to control data input in Excel spreadsheets?

• To allow more people to edit the spreadsheet

• To prevent errors and maintain data integrity

• To make spreadsheets look more professional

• To increase the file size of the spreadsheet

What is the primary function of the INDEX and MATCH formulas in Excel?

• To sort data alphabetically

• To perform arithmetic operations

• To look up and return specific data

• To create charts and graphs

How can you prevent errors when entering employee names in Excel?

• By using conditional formatting

• By manually checking each entry

• By locking all cells in the worksheet

• By using a Data Validation drop-down list

What is the first step in setting up a Data Validation drop-down list?

• Select the cell and go to the Data tab

• Use the SUM function

• Create a new worksheet

• Enter all possible values manually

What does protecting cells in Excel prevent?

• Unauthorized editing of formulas

• Adding new rows and columns

• Changing the font style

• Deleting the worksheet

What must you do before protecting a worksheet to allow specific cells to be edited?

• Change the cell color

• Hide the worksheet

• Unlock the specific cells

• Lock all cells

What is required to unprotect a worksheet in Excel?

• The original file name

• The password used to protect it

• The date it was created

• The number of cells in the worksheet