Database Management System (DBMS) has emerged as one of the most important subjects for students preparing for competitive exams. From government job tests to technical and non-technical recruitment exams, questions related to DBMS are frequently asked due to its wide application in managing and organizing data efficiently. As organizations increasingly rely on data-driven systems, understanding DBMS concepts has become essential for every aspirant.
A Database Management System is software that enables users to store, retrieve, and manage data in a structured way. Popular examples include MySQL, Oracle, and SQL Server. DBMS ensures data consistency, security, and integrity while allowing multiple users to access data simultaneously. Core topics such as normalization, keys (primary, foreign), ER models, SQL queries, and transactions are commonly covered in competitive exams, making it crucial for candidates to have a strong grasp of these fundamentals.
Total Questions : 20
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Question : Which of the following best defines a database?
Question : What is the primary purpose of a database system?
Question : Which of the following is NOT a characteristic of a database?
Question : Which language is commonly used to operate and manage data in relational databases?
Question : Which of the following correctly differentiates a database from a manual file system?
Question : Which of the following databases allows multiple parent-child relationships (many-to-many)?
Question : In which type of database is data stored across multiple locations but appears as a single database to users?
Question : Which type of database is best suited for handling large-scale unstructured data like JSON, images, and big data applications?
Question : Which database model organizes data in a tree-like structure with parent-child relationships?
Question : Which type of database is designed to store data in the form of tables with rows and columns?
Question : Which of the following best describes a relation in RDBMS?
Question : Which of the following statements about a primary key is correct?
Question : In RDBMS, what is the degree of a relation?
Question : Which property ensures that no duplicate rows exist in a relation?
Question : Which of the following correctly defines cardinality in RDBMS?
Question : Why is 3-tier architecture preferred for large web applications?
Question : Which APIs are commonly used in 2-tier DBMS architecture for communication?
Question : Which of the following is a major advantage of 3-tier architecture over 2-tier architecture?
Question : Which architecture is considered equivalent to basic client-server architecture?
Question : Which of the following statements best describes 1-tier DBMS architecture?