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Short answer, from a DBA's point of view - Each person who logs into the database. A DB system is there to provide data to the end user. If users can't get their data the database is useless. "Important", in this case, is an extremely subjective term.
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What creates and maintains the data dictionary manages security of the database monitors the perfomance of the database and checks backup and recovery procedures?
database user
What are the roles and responsibilities of database administrator?
The Database Administrator is super-user of the system.The role of the DBA is very important which is defined by the following functions.ØDefining the SchemaThe DBA defines the schema which contains the structure of the data in the application.....http://solvedbcaassignment.blogspot.in/2013/03/2-what-are-roles-and-responsibilities.html
Why database important?
A database is important because it stores a lot of information. This information can later be used in cases of emergency or reference.
What is master file in database environment?
The main file in the database which is the only copy of the important data in a database is MASTER FILE lalkesav@gmail.com
Difference between database administrator and system administrator?
A System Administrator is generically responsible for all parts of the computer network, such as user accounts, computer accounts, domain trusts, email accounts, etc. The System Administrator is probably specialized in the network server operating systems and user administration. A Database Administrator would deal specifically and in depth with all aspects of one or more databases. The Database Administrator will be highly specialized with the specific database server and client software.
Why data input validation is important?
Validation on user inputs is very important for the security purpose of the database. If a user enters a wrong value many times then a database can be corrupt. Here are some database issues:Input attack.Buffer overflow.Automated input.Code injection.Hidden field manipulation.Cross-site scripting.Countermeasures.·
What is single-user database?
Single-user database support only one user at a time
What is the example of single user database?
single-user database supports only one user at a time. In other words, if user A is using the database, users B and C must wait until user A is done. A single-user database that runs on a personal computer is called a desktop database.
Which model represents the end user's view of the database?
the ---- of a database presents the views that the end user have
What is a database GUI?
The graphical user interface of the database.
What is the most important feature of a database?
query
What is the component of database that serve as the intermediary between the user and the database?
dbms
What is a user database?
A user database is a system that more than 1 person can access and gain information from. Multiple users can input and store data in these database systems.
What do you most likely keep in a database?
Important records, such as a financial statement is an item that you would be most likely to keep in a database.
What is single-user?
Single-user database support only one user at a time
What is single user?
Single-user database support only one user at a time
Where database come from?
Database comes from the end user or the database users. Combining all the data database system is formed.
