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Database Management Systems (DBMS) – Questions With Correct Solutions

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Database Management Systems (DBMS) – Questions With Correct Solutions

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Database Management Systems (DBMS) – Questions
With Correct Solutions

What is a database management system? Right Ans - a program controlling
the structure of a database and access to the data; creates, processes, and
administers database

What are some advantages of a DBMS? Right Ans - -reduced data
redundancy
-improved data integrity
-more program independence
-increased user productivity
-increased security

What is DBMS used for? Right Ans - to create tables and relationships in
databases

What do applications use DBMS for? Right Ans - to read, insert, modify, and
delete data

What is a structured query language (SQL)? Right Ans - SQL is an
international standard language for manipulating relational databases

What do SQL queries consist of? Right Ans - an action, database table name,
set of parameters

What are SQL keywords? Right Ans - they issue instructions
-create, delete, insert, etc.

What are boo lean operators? Right Ans - AND, OR, NOT for searching

What are global updates? Right Ans - based on some criteria

What are joining tables? Right Ans - creating relationship

What are some things that go into selecting a DBMS? Right Ans - database
size
number of concurrent users

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