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what is data cable? Types of cables, uses of data cables, importance of data cable explained!

Introduction of data cables Data cable is an important part of computer network model . From smartphone to supercomputer connections and wide range network uses and network models. It helps in network model in different types of topology models also. But we discuss what exactly called a data cable? How it is working with network model? Why these data cables are so important? In this guide, I will provide some information about the definitions, types, uses of data cables on network model with easy explanation of data cable covered topics. What is data cable? [Definition] A data cable is a wire that can transfer the data from one to another computer system. It connects to the ports available on the computer system. The user can transfer the data from one computer to another data cable connection. If two computers are connected then:- In according to data cable male port:- Port 1:- the male port of data cable is used to receive the data from the sender computer. Port 2:- th...

How Do Database Management Systems Work for Processing data?

How Do Database Management Systems Work for Processing data?

There are so many methods to process the data depends on the arithmetical and logical expressions that are used to process the data depends on the sql command but the sql has a different types of commands languages such as DDL, DML and DCL etc, these are the different types of database commands that are used to process the data using sql commands to process the data using the pre-defined functions and keywords that are used to process the data using the sql commands on the application software and website or web application or operating system or network operating system etc.

The database is used to provide the output data to the application after processing the commands on the database server file to provide the database processing and applied database programming commands to define, manipulate and control with the pre-defined functions on the sql commands of MS SQL server, MySQL, Postgre, MangoDb etc. database programming which is most powerful and effectively used in the application software development and website development or operating system or network OS or web application etc.


Introduction to the computer system related topic and the topic is following below here:


How do Database Management Systems work for processing data?


Let's discuss the computer system related topic is mentioned above and the explained following below here:


How Do Database Management Systems Work for Processing data?

There are some points on the computer system and the application software development related to the topic of "How Do Database Management Systems Work for Processing data?" following below here:


How Do Database Management Systems Work for Processing data?

  • Database is used to apply some query language and commands to process the data in the application or website basically
  • Database is used to process data to define the data using the DDL command programs
  • Database is used to manipulate the data using DML on the database file
  • Database is used to control the data using DCL commands on the application or website


Let’s discuss these points listed above about computer system and database technology related to the topic of “How do Database Management Systems work for processing data?” explanation following below here:


Database is used to apply some query language and commands to process the data in the application or website basically

Database is used to apply some query language and commands to process the data in the application or website basically that means the query language is used to process the data when the user apply some commands on the data to define, manipulate and control the data on the database file such as (create, alter, drop), (select, delete, update, insert) and (grant, revoke, deny) respectively from the sql commands on the relational database from the MS-sql or Mysql etc.

The database is used to process the data using the different types of command to provide the processed data in the application software or website, web application etc.

The table is made up of the combination of the record or tuple or row and their attributes or fields or columns or properties etc. in the database file which is known as relational database file or table name on the database server application for application development or website development or network OS or OS or web application etc.

The website uses the relational database to verify the username and password otherwise the user cannot open their account on the website server to use their services available on the website on their computer system or smartphone depending on the use of services on the internet.


Database is used to process data to define the data using the DDL command programs

Database is used to process the data to define the database file using the ddl command program when the user need to define the new database file is used to store the new type of table which is need to manipulate and store the data inside the blank type of tabular form of database file which is process for application software after generated the new database file.

The DDL command is used to process the new database to define the database file using the create command and provide the new file of database with the syntax of create table table_name;

Then semicolon used to end the statement of create query command and process the database file:

For example: CREATE table sales_product;

Here the CREATE command is used to define the database file and the table is a part of the CREATE command and provides the table with the mentioned table name. The underscore sign is used to separate the table name which is “sales product” and the semicolon is used to end the whole statement of the sql create command to define the database file. Similarly the drop is used to delete the file of the database which has been created by the sql create command.


Database is used to manipulate the data using DML on the database file

Database is used to manipulate the data using DML on the database file that means the DML is used to manipulate the data in the table which is known as the database file to process the data and feed the new data into the record of the database file or table which is used to feed into the records and attributes on the database file.

The database is used to manipulate the data using the “insert” is used to feed the data into the record, “delete” command is used to delete whole record, “update” is used to change the attributes data to the designated tuple or record, “select” is used to display and designate the whole record and their attributes of the data into the database file.

For example:- The select command of DML from ms sql is used to display the record which is used to be designated by the key attribute which is applied on the unique attribute containing the data which is not equal to the other attribute of record in the database file.

Such as:- SELECT table table_name;

It is the command of DML to display the data of a database file and show all the types of records on the database server application.

The SELECT table table_name,

Where ID = 4;

Then this select command uses the clause to apply the condition on the primary key which is known as key attribute on the database file.

The “ID = 4” is the condition applied on the key attribute or primary key to designate the record to display or see the record detail of any person or object or subject records or tuples depending on the key attribute.


Database is used to control the data using DCL commands on the application or website

Database is used to control the data using dcl commands on the application or website that means the dcl command is used to control the data which feeded in the database file and this database file is used to security model to process the data into the database file using dcl command such as grant, revoke and deny from the MS-SQL database programming language for application software security protection of the user database on the user account to verify the user database which is unique from the database file from the every record and used the username and password which is used to process the data and the data is held from the dcl command to verify the data of username which is used to process the data using the grant command to verify the username when the user enters the username into the text box of the security interface design layer on the application software, it is execute the layer when user enters to open the user account and security layer is used to displays on the screen and provide the protection to verify the data username and password on the application software or web application or operating system or network OS or website etc.

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