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mezya [45]
3 years ago
13

. What are the differences between a centralized and distributed database architecture

Computers and Technology
1 answer:
Digiron [165]3 years ago
6 0

Answer:

The difference between the centralized and the distributed database architecture are as follows:

  • The centralized database is the type of database which works on the single file in the database. Whereas, the distributed database works with the multiple files in the database.  
  • The centralized database refers to the proper planning and the helps in the decision making in the management system. Whereas, in the distributed database system the data are mainly distributed in the multiple files and the user can easily access the near by file in the database system.
  • In the centralized database, if the database are get fail then the overall system come to halt. On the other hand in the distributed system, if the component get failed then the performance of the system are get reduced.

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How many possible password of length four to eight symbols can be formed using English alphabets both upper and lower case (A-Z
Fynjy0 [20]

Answer:

In a password, symbol/characters can be repeated. first calculate the total

symbols which can be used in a password.

So there are total 26(A-Z),26(a-z),10(0-9) and 2(_,$) symbols.

that is equal to 26+26+10+2=64.

Total number of password of length 4:

here at each place can filled in total number of symbols i.e 64 way for each

place.Then total number of possible password is:

64*64*64*64=16777216

Total number of password of length 5:

here at each place can filled in total number of symbols i.e 64 way for each

place.Then total number of possible password is:

64*64*64*64*64=1073741824

Similarly,

Total number of password of length 6:

64*64*64*64*64*64=68719476736

Total number of password of length 7:

64*64*64*64*64*64*64=4398046511104

Total number of password of length 8:

64*64*64*64*64*64*64=281474976710656

Hence the total number of password possible is:285,942,833,217,536

7 0
3 years ago
45 points pls help
Artemon [7]

Answer:

Repetition.

Explanation:

hope it helps u

can u mark me as brainliest

8 0
3 years ago
Read 2 more answers
Which of the following refers to semitransparent text or a faint object that appears
Agata [3.3K]
<h2>Option D: Watermark refers to semitransparent text or a faint object that appears behind the document content.</h2>

Explanation:

Footer: This is a text which appears in the bottom of every page. Mostly page numbers and the name of the publisher or the company name will be in the footer.

Page Color: This represents the color of the page

Page border: This option provides border to the page. The border can be thin or thick according to the requirement.

Watermark: This is the right answer. A watermark is added such that your content cannot be used by anyone else without permission. When you copy the text, the water mark also gets copied, thus avoiding plagiarism.

4 0
3 years ago
Images, symbols, and diagrams are types of
kifflom [539]

Answer:

The answer to this question is given below in the explanation section.

Explanation:

The correct answer to this question is :

Graphics

Because Graphics are the visual representation of information without text. Images, symbols, and diagrams are types of graphics. These graphics can be used in presentations to present information visually.

While other options are not correct because:

Art objects are some images or painting that is the artistic creation of aesthetic value. While graphs are the visual presentation of data and there are different presentation objects in PowerPoint such as images, symbols, text, and diagrams, etc. But it is noted that images, symbols, and diagram are not types of presentation objects but it is a type of graphics elements/objects.

4 0
3 years ago
The four levels of FBLA membership
Nataly_w [17]

Answer:

Future Business Leaders of America (FBLA) for high school students; FBLA-Middle Level for junior high, middle, and intermediate school students; Phi Beta Lambda (PBL) for post secondary students; and Professional Division for those not enrolled in school or post secondary school

Explanation:

7 0
3 years ago
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