Database Concepts MCQs
Database Concepts MCQs
Our experts have gathered these Database Concepts MCQs through research, and we hope that you will be able to see how much knowledge base you have for the subject of Database Concepts by answering these multiple-choice questions.
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1: The column to be updated by the update command is specified in the ____ clause.
A. WHERE XX
B. SET XX
C. DELETE
D. WHERE
2: What is a database?
A. A collection of files stored on a computer
B. A set of related tables that store structured data
C. A software application used for data processing
D. A network of interconnected computers
3: What is a DBMS?
A. Database Management System
B. Database Modeling System
C. Database Querying System
D. Database Reporting System
4: What is the purpose of a primary key in a database table?
A. To establish relationships between different tables
B. To uniquely identify each record in the table
C. To sort the records in a specific order
D. To store large binary data such as images or documents
5: What is the difference between a database and a database management system (DBMS)?
A. A database is a collection of data, while a DBMS is the software used to manage the database
B. A database is used for data storage, while a DBMS is used for data processing
C. A database is a physical entity, while a DBMS is a logical representation of the database
D. A database is specific to a particular application, while a DBMS is used across multiple applications
6: What is a relational database?
A. A database that stores data in a tabular format with relationships between tables
B. A database that stores data in a hierarchical structure
C. A database that stores data in a network structure
D. A database that stores data in a sequential file
7: What is SQL?
A. Structured Query Language
B. Standard Query Language
C. Simple Query Language
D. Structured Programming Language
8: What is a foreign key in a database table?
A. A key that is used for encrypting sensitive data
B. A key that references the primary key of another table, establishing a relationship
C. A key that is used for indexing purposes
D. A key that is automatically generated by the DBMS
9: What is normalization in the context of database design?
A. The process of converting data from one format to another
B. The process of removing data redundancy and ensuring data integrity
C. The process of encrypting sensitive data
D. The process of converting data into a more compact storage format
10: What is ACID in database transactions?
A. A programming language used for database development
B. A set of properties that ensure reliable and consistent transaction processing
C. A database model used for hierarchical data structures
D. A data access protocol used for network communication
11: What is data integrity in a database?
A. The security measures in place to protect data from unauthorized access
B. The accuracy, consistency, and reliability of data stored in a database
C. The physical storage structure of data in a database
D. The process of backing up and restoring data in case of failures
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Database Concepts MCQs
