Answer:
True.
Explanation:
The database can contain "bad data".
Bad Data is incorrect,incomplete,irrelevant or inaccurate records and the bad data can only be corrected or by data cleansing.
Data cleansing is deleting the bad data from the database.It is very important technique which is implemented by almost every one dealing with bad data.
Hence we conclude that the answer to this question is True.
Answer:
You need to first use the Sum function to add up all the costs of September.
Then divide each September cost by the grand total that you got. After that format the last column to be percentages.
Look at the attached file for the formulas used.
Answer: False
Explanation:
The statement in the question is wrong. When measuring processor speed, a megahertz is slower than a gigahertz.
We should note that:
1 megahertz = 1 million cycles per second
1 gigahertz = 1 billion cycles per second.
Therefore, we can see that a gigahertz is faster than a megahertz.
Answer:
computer works on electricity
Explanation:
The user cannot close all the programs if he closes the open virtual desktop.
<h3>What are virtual desktops?</h3>
A virtual desktop is a computer operating system that does not run directly on the endpoint hardware from which a user accesses it. The desktop environment is separated from the physical device used to access it.
I call it a false desktop.
It is use to separate your work activities.
Therefore, the user cannot close all the programs if he closes the open virtual desktop.
learn more on virtual desktop here: brainly.com/question/14332029
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