___________ executes low level instructions generated by the DML compiler.
DML compiler
DDL interpreter
Query evaluation engine
none of these
The overall design of the database is called
Database schema
data abstraction
relation
data dictionary
The columns of a relation are referred to as _________.
tuples
attributes
records
views
A database schema is defined by _____ language.
DCL
DML
DDL
None of these
_______ part of the database provides interfaces with programming languages.
DBMS
Views
__________ level of data abstraction treat data in bits and bytes.
physical level
Conceptual level
External level
View level
__________ is the sole authority of the database.
Naive users
File manager
Sophisticated users
DBA
The collection of information stored in the database at a particular moment is called an _______ of the database.
Instance
Schema
Subshema
The rows ina relational database are called _______.
Tuples
Attributes
Degree
Cordimality
The user who controls the allocation of system resources, access to the users is.
Database Administrator
Application Programmers
None of thes
