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Monica [59]
3 years ago
14

Which of the following describes ETL? a) A process that transforms information using a common set of enterprise definitions b) A

process that loads information into a data warehouse c) A process that extracts information from internal and external databases d) All of these are correct.
Computers and Technology
1 answer:
andrezito [222]3 years ago
4 0

Answer:

The correct answer is d) All of these are correct.

Explanation:

ETL stands for Extract, Transform and Load. An ETL system extracts data from the sources, enforces data quality and consistency standards, conforms data so that separated and maybe unrelated sources can be used together, and as a final step delivers data in presentation-ready formats so that developers can build applications and end users can take decisions.

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How do you select a single cell, a single column, a single
Vedmedyk [2.9K]

Answer:

To select nonsequential cells, click the first cell, hold down the Ctrl key, and click each additional cell (or row or column) you want to select. To selectthe entire worksheet, click the small box located to the left of column A and above row 1. Optionally, you can selectall cells in a worksheet by pressing COMMAND+A......

To select all cells on a worksheet, use one of the following methods:

Click the Select All button.Press COMMAND+A. Note If the worksheet contains data, and the active cell is above or to the right of the data, pressing COMMAND+A selects the current region. Pressing COMMAND+A a second time selects the entire worksheet.

8 0
2 years ago
10. In step 4 of the CSMA/CA protocol, a station that successfully transmits a frame begins the CSMA/CA protocol for a second fr
Neporo4naja [7]

Answer:

It is done to avoid collision among the channel.

Explanation:

CSMA/CD stands for carrier sense multiple access/collision detection.

It is a media access protocol that tells the devices how to respond when a channel is used simultaneously by two devices. The main purpose is to manage the transmission when a collision is encountered.

In the given scenario when the channel is detected idle, the station does not transmits second frame in order to avoid collision. CSMA/CD protocol is designed so that after transmission of first frame, second frame transmission is started at step 2 instead of step 1.

Following is given the flow chart that depicts the working of the protocol CSMA/CD:

<h2> I hope it will help you!</h2><h2 /><h2 />

7 0
3 years ago
Website reputation is an important part of page quality (PQ) rating. Reputation can justify the Highest rating and the Lowest ra
Sergio039 [100]

Answer:

The given statement is false.

Explanation:

  • A Website reputation seems to be a built-in feature or tool. It retains knowledge about users, through visiting pages. The committed resources for this site depending on either the website as well as the basic details about its design.
  • The reputation including its Website has been used to strengthen the safety of phishing attacks or malicious content.

Therefore the solution given above is the right one.

4 0
3 years ago
Someone want to do a project for me, I will give 1000 points to you if you do it
spayn [35]
It depends on what it is.
4 0
3 years ago
We all know everything there is to know about the Fibonacci sequence, right?
laila [671]

Answer:

Yes.

Explanation:

Fibonacci Sequence is the series of numbers which are the sum of previous two number in the series.Two numbers are predefined in the Fibonacci sequence.The first number in the series is always 0 and the second number in the series is always 1.

We need atleast two numbers to start fibonacci sequence so that the series can be generated.

4 0
3 years ago
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