Database system benefits

What is one of the benefits of a database system?

• Data organization and structure.

• Date

• Organization

• fun

How does a database system ensure data consistency?

• By enforcing constraints and rules defined in the database schema.

• Security

• Rules

• Data Base

What does a database system provide to protect data from unauthorized access?

• ACID properties, which stands for Atomicity, Consistency, Isolation, Durability.

• Data organization and structure.

• Data security features such as access controls and authentication mechanisms.

• Data security features

What is one advantage of data sharing and collaboration in a database system?

• Facilitates real-time redundancy.

• Data organization and structure.

• Faster data entry and retrieval.

• Facilitates real-time updates and reduces data redundancy.

What property of a database system ensures reliable data changes?

• Replication features

• ACID properties, which stands for Atomicity, Consistency, Isolation, Durability.

• Data compression techniques

• User interface design

What is a key characteristic of a scalable database system?

• Database indexing mechanisms

• Data encryption techniques

• Backup and restore capabilities

• It can handle large volumes of data and accommodate increasing data needs.

How does a database system help in data recovery?

• Network connectivity options

• Real-time data synchronization

• It includes features for data backup and recovery in case of system failures.

• Advanced data visualization tools

What is the SQL command used to retrieve data from a table?

• FROM

• DELETE

• DROP

• SELECT

What is the SQL command used to insert data into a table?

• UPDATE

• INSERT

• CREATE

• SELECT

What is the SQL command used to delete data from a table?

• ALTER

• RENAME

• JOIN

• DELETE