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DATABASE MANAGEMENT SYSTEM
MCQS Questions and Answers (Expert
Solutions)
Q: DBMS is a collection of .............. that enables user to create and maintain a database.
A) Keys B) Translators C) Program D) Language Activity
ANS 🗹🗹: programs
Q: In a relational schema, each tuple is divided into fields called
A) Relations B) Domains C) Queries D) All of the above
ANS 🗹🗹: domains
Q: In an ER model, ................ is described in the database by storing its data.
A) Entity B) Attribute C) Relationship D) Notation
ANS 🗹🗹: entity
Q: DFD stands for
A) Data Flow Document B) Data File Diagram C) Data Flow Diagram D) None of the
above
ANS 🗹🗹: data flow diagram
Q: A top-to-bottom relationship among the items in a database is established by a
A) Hierarchical schema B) Network schema C) Relational Schema D) All of the above
ANS 🗹🗹: hierarchical schema
Q: .................. table store information about database or about the system.
A) SQL B) Nested C) System D) None of these
DATABASE MANAGEMENT SYSTEM
MCQS Questions and Answers (Expert
Solutions)
Q: DBMS is a collection of .............. that enables user to create and maintain a database.
A) Keys B) Translators C) Program D) Language Activity
ANS 🗹🗹: programs
Q: In a relational schema, each tuple is divided into fields called
A) Relations B) Domains C) Queries D) All of the above
ANS 🗹🗹: domains
Q: In an ER model, ................ is described in the database by storing its data.
A) Entity B) Attribute C) Relationship D) Notation
ANS 🗹🗹: entity
Q: DFD stands for
A) Data Flow Document B) Data File Diagram C) Data Flow Diagram D) None of the
above
ANS 🗹🗹: data flow diagram
Q: A top-to-bottom relationship among the items in a database is established by a
A) Hierarchical schema B) Network schema C) Relational Schema D) All of the above
ANS 🗹🗹: hierarchical schema
Q: .................. table store information about database or about the system.
A) SQL B) Nested C) System D) None of these
