Answer: ANSWER is B I'm pretty sure
Explanation: hope this help
s :)
first do a happy face and a circule thats it
Since you are using a spreadsheet to organize a list of upcoming home repairs. The spreadsheet tool that can you use to create a drop-down list of priorities for each cell in column b is Data validation.
<h3>What is the purpose of data validation?</h3>
The use of rows and columns of data, a spreadsheet is a type of computer program that can store, display, and manipulate data. One of the most used tools that can be used with personal computers is a spreadsheet. A spreadsheet is typically made to store numerical data and brief text passages.
Therefore, in the context of the above, before using data for a business operation, it is best to validate it to ensure its accuracy, integrity, and structure. The output of a data validation operation can be used to generate data for business intelligence, data analytics, or training a machine learning model.
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Answer:
a) We know that atleast one or more author writes a book.
Symbol to indicate one or more is (B)
So the correct option is B
b) We know that zero to multiple books are written by any author.
Symbol to indicate zero or more is (A)
So the correct option is A
c) The fourth option is correct if we replace by many to many relationship and generate a new entity.
So the relationship betweem author and contract is one to many. So we know that there is atleast one author that represent in symbol d and books has atleast 0 that represent in symbol c.
So Fourth Option is correct d at blue side and c at red side.
d) There are two forirgn keys in table Contract one is from AuthorId and other is ISBN.
So correcct option is C
Answer:
allows you to see multiple workbooks at once
Explanation:
I got it right on edge 2020