Advantages of the database

Time is consumed in designing complex database systems

Damage to database affects virtually all applications programs

Considerable hardware and software start-up costs

Extensive conversion costs in shifting from a file-based system to a database system

Advantages of the database

Improved access to user data using host and query languages

Time is consumed in designing complex database systems

Damage to database affects virtually all applications programs

Considerable hardware and software start-up costs

Extensive conversion costs in shifting from a file-based system to a database system

Advantages of the database

Development of new application programs becomes easier

Disadvantages of the database

Considerable hardware and software start-up costs

Disadvantages of the database

Time is consumed in designing complex database systems

variant> New technologies-there are still" bugs"

Disadvantages of the database

Damage to database affects virtually all applications programs

Disadvantages of the database

Extensive conversion costs in shifting from a file-based system to a database system

Disadvantages of the database

Improved access to user data using host and query languages

Information about cloud databases

A cloud database is a database that is optimized or created for a virtualized environment.

This type of DBMS maintains relationships with many people. This usually leads to a complex database structure.

There are several problems with the operation of big data, which can be effectively solved with a relational database

Graph-oriented databases use graph theory to store, display, and query relationships

OLTP is another type of database that can quickly process requests and maintain data integrity in multiple available environments

Information about NoSQL databases

There are several problems with the operation of big data, which can be effectively solved with a relational database

Graph-oriented databases use graph theory to store, display, and query relationships

OLTP is another type of database that can quickly process requests and maintain data integrity in multiple available environments

This type of DBMS uses parent-generation relationships to store data

XML is used for processing databases. Many vendors are starting to integrate XML into their DBMS

Microsoft releases MS access, a custom DBMS that replaces all other custom DBMS products

Charles Bachman created the first DBMS system ?

object-oriented DBMS are being developed.

the first internet applications for databases.

Microsoft releases MS access, a custom DBMS that replaces all other custom DBMS products

Charles Bachman created the first DBMS system

object-oriented DBMS are being developed.

the first internet applications for databases.

Charles Bachman created the first DBMS system

Microsoft releases MS access, a custom DBMS that replaces all other custom DBMS products

object-oriented DBMS are being developed.

the first internet applications for databases.

XML is used for processing databases. Many vendors are starting to integrate XML into their DBMS

Peter Chen developed and defined an important relationship model called the er model

Microsoft releases MS access, a custom DBMS that replaces all other custom DBMS products

object-oriented DBMS are being developed.

the first internet applications for databases.

XML is used for processing databases. Many vendors are starting to integrate XML into their DBMS

Depending on the type of data organization, the following basic models of data representation are distinguished in the database?

hierarchical; network; relationships.

to each other; relationship one-many and many-one; many relationships

operational and non-operational

this is a set of tables called relationships

This type of computer database supports storing all data types. Data is stored as objects

This type of database computer stores application procedures that help users access data even from a remote location.

It is mainly used in the field of marketing, employee relations, customer service, and databases.

standard language for working with relational databases

This type of database computer stores application procedures that help users access data even from a remote location.

Graph-oriented databases use graph theory to store, display, and query relationships

OLTP is another type of database that can quickly process requests and maintain data integrity in multiple available environments

This type of DBMS uses parent-generation relationships to store data

The first version in SQL history was released

Microsoft releases MS access, a custom DBMS that replaces all other custom DBMS products

Charles Bachman created the first DBMS system

object-oriented DBMS are being developed.

the first internet applications for databases.

IBM has released a product called System/R

a Structured Query Language appeared.

IBM developed a prototype of a relational database standardized by ANSI.

The first version in SQL history was released

defines the database structure schema

inserts data into the row of a table

removes one or more rows from a table

selects the attribute based on the condition described by the WHERE clause

inserts data into the row of a table

removes one or more rows from a table

selects the attribute based on the condition described by the WHERE clause

defines the database structure schema

inserts data into the row of a table

removes one or more rows from a table

i666

Authored by Kadirov Rakhmatulla

Mathematics

Professional Development

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42 questions

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MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Data warehouse-

an information system that contains historical and commutative data from one or more sources

this is a relatively new science that involves studying, planning, and developing interactions between people (users) and computers

it is a system software that manages computer hardware, software resources, and provides general services for computer programs

The interface depends mainly on the number and variety of inputs and outputs, which are communication channels that allow users to interact with the computer through this interface.

visual basis for computer interaction

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

A field -

this is a piece of record with a single Data Fragment.

this is a database optimized or designed for a virtualized environment

this is a set of instructions and rules that will help you use the DBMS

this is a systematic data set

this is a relatively new science that involves studying, planning, and developing interactions between people (users) and computers

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Database specification

The data in the database is shared by different users and applications.

Easier for a beginner to learn/use

Not very good for novice users

It can be much faster than typing on the keyboard

Everything is correct

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Database specification

Data is organized and interconnected

Very convenient (effective) when there is a limited number of options)

Not very good for novice users

It can be much faster than typing on the keyboard

Everything is correct

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Database specification

Data is protected from unauthorized access.

The user interface may be limited by screen space and the number of options available.

Easier for a beginner to learn/use

Very convenient (effective) when there is a limited number of options)

No need to learn complex commands/language

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Database specification

The reliability and integrity of the data is also ensured in the database.

It can be much faster than typing on the keyboard

Easier for a beginner to learn/use

Not very good for novice users

It can be much faster than typing on the keyboard

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Database specification

This data is easily accessible and accessible to users if necessary.

Very convenient (effective) when there is a limited number of options)

Not very good for novice users

It can be much faster than typing on the keyboard

Everything is correct

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