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prisoha [69]
3 years ago
13

Give three reasons why you think ETL functions are mostchallenging in data warehouse environment.

Computers and Technology
1 answer:
adell [148]3 years ago
5 0

Answer:

Because of the nature of the source systems ETL functions are challenging.Reasons are as following:-

1. There are various source systems are very  and contrasting.

2. There is usually a requirement to deal with source systems on different platforms or Operating Systems.

3. Quality of data is uncertain in many old source systems that have developed gradually over time.

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4 0
3 years ago
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A hard drive cannot be partitioned until the device <br> is set.
PilotLPTM [1.2K]
Yeah that true I asked my grandpa
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How do you add Rulers to a document?: *
swat32

Answer:

a. click on View, then ruler

Explanation:

If you want to add ruler to the document following is the procedure to do it:

Click on View.

Then check the ruler in the group called show.

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Ruler is used to measure and line up objects.

Hence the answer to this question is option A.

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Why do networks need standards?
svetoff [14.1K]

Answer:

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Hope it will help you...

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Which of the following can indicate what careers will be enjoyable ?
pishuonlain [190]

Answer: c. Interests

Explanation:

A person's interests are things that they love to do because they find those things to be enjoyable for example, gaming, writing or travelling.

To find out what careers a person would find enjoyable therefore, the interests can be looked at because if the person enjoy doing those things without it even being a job then they would probably enjoy those things in a career setting as well. For instance a person who enjoys writing would probably find a career in jornalism to be enjoyable.

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