DBMS and RDBMS MCQs - Page 53 | Computer Science - IT

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Topic Notes: DBMS and RDBMS

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Master DBMS and RDBMS MCQs for Competitive Exams with our comprehensive, verified question bank. Designed for students and competitive exam aspirants across Pakistan, this study resource provides topic-wise practice questions for CSS, PMS, FPSC, PPSC, SPSC, KPPSC, BPSC, NTS, and university entry tests.

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When preparing for DBMS and RDBMS MCQs (Computer Science - IT), focus on core definitions, historical timelines, relevant provisions, and commonly tested factual points. Review each question below, test your knowledge against the given options, and inspect the detailed explanation to solidify your understanding.

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521

What is the primary goal of database normalization?

A To maximize data redundancy to ensure data availability. B To increase the performance of all queries. C To minimize or eliminate data redundancy and related anomalies. D To create a single, massive table for all data.

522

Which of the following is a popular open-source Relational Database Management System (RDBMS)?

523

Which SQL statement is used to insert new data in a database?

524

In which data model can a child record have multiple parent records?

525

What is a multi-valued dependency?

A When a non-key attribute depends on another non-key attribute. B When an attribute depends on only part of a composite key. C When the presence of one row implies the presence of one or more other rows. D When one attribute's value determines a set of values for another attribute, independent of other attributes.

526

In the relational model, how are logical relationships between two tables established?

A By creating physical links between tables. B By using a foreign key in one table that references the primary key of another. C By defining a tree structure. D By creating a separate relationship table for every connection.

527

The term 'ACID' in the context of databases refers to the properties of:

528

Which of the following is a primary advantage of using a DBMS over a traditional file system?

529

A table with a single-attribute primary key is automatically in which normal form?

530

What is the primary difference between a DBMS and an RDBMS?

A An RDBMS is only for small-scale applications. B A DBMS stores data in files, while an RDBMS uses tables. C An RDBMS is based on the relational model, which is a specific type of DBMS. D There is no difference; the terms are interchangeable.

DBMS and RDBMS MCQs for Competitive Exams

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