Top 1000+ Solved DataBase Management System (DBMS) MCQ Questions Answer
Q. Data are stored in________ as database:
a. Data files
b. Data dictionary
c. Database
d. Data administrator
Q. Which is the person responsible for overall control f the database system:
a. DDL
b. DBMS
c. DBA
d. SDL
Q. DBA stands for:
a. Database maintenance
b. Database administrator
c. Database backup
d. Database designer
Q. Transaction is an action used to perform some manipulation on data stored in the____:
a. Memory
b. Record
c. Database
d. All of these
Q. The data in the database at a particular moment in time is called a ________________
a. Database state
b. Valid state
c. Initial state
d. Empty state
Q. In which the database can be restored up to the last consistent state after the system failure:
a. Backup
b. Recovery
c. Both
d. None
Q. Which is the transformation of requests and results between different levels of abstraction:
a. Evaluation
b. Mapping
c. Compiler
d. Precompiler
Q. Which mapping exists between the conceptual and internal levels:
a. Conceptual
b. Internal
c. Both
d. None