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Summary 7 2 Homework.docx IT- 510 7-2 Homework Activity IT- 510 1. What is a DBMS? Briefly describe the components of a DBMS. a. Database Management System is a collection of tools, features, and interfaces that enables users to add, update, manage, acce$7.49
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Summary 7 2 Homework.docx IT- 510 7-2 Homework Activity IT- 510 1. What is a DBMS? Briefly describe the components of a DBMS. a. Database Management System is a collection of tools, features, and interfaces that enables users to add, update, manage, acce
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Snhu
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Southern New Hampshire University
7 2 H IT- 510 7-2 Homework Activity IT- 510 1. What is a DBMS? Briefly describe the components of a DBMS. a. Database Management System is a collection of tools, features, and interfaces that enables users to add, update, manage, access, and analyze data. b. DBMS components consist of: ...
7 2 homeworkdocx it 510 7 2 homework activity it 510 1 what is a dbms briefly describe the components of a dbms a database management system is a collection of tools
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IT- 510
7-2 Homework Activity
IT- 510
1. What is a DBMS? Briefly describe the components of a DBMS.
a. Database Management System is a collection of tools, features, and interfaces
that enables users to add, update, manage, access, and analyze data.
b. DBMS components consist of:
Users: A query language allows users to specify a task
without specifying how the task will be accomplished
Database Administrators: responsible for DBMS management and
support. The main concern is data security and integrity, preventing
unauthorized access, providing backup and recovery, audit trails, maintaining
database usage, and supporting user needs.
Related Information Systems: Can support several related
information systems that provide input to, and require specific data from,
the DBMS
Data Manipulation Language: Controls database operations,
including storing, retrieving, updating, and deleting data
Schema: including all descriptions of all field, table, and relationships
Subschema: a view of the database used by one or more systems or
users. It protects individuals from accessing information that they are not
permitted to retrieve.
Physical Data Repository: The data dictionary transformed into a
physical data repository which also contains the schema and subschemas. It
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