a) HLL b) DML c) DDL d) DCL Answer: c
View QuestionArchitecture of the database can be viewed as
a) two levels b) four levels c) three levels d) one level Answer: c
View QuestionIn a relational model, relations are termed as
a) Tuples b) Attributes c) Tables d) Rows Answer: c
View QuestionODBC stands for
a) Object Database Connectivity b) Oral Database Connectivity c) Oracle Database Connectivity d) Open Database Connectivity Answer: d
View Question‘AS’ clause is used in SQL for
a) Selection operation b) Rename operation c) Join operation d) Projection operation Answer: b
View QuestionDML is provided for
a) Description of logical structure of database b) Addition of new structures in the database system c) Manipulation & ...
View QuestionThe view of total database content is
a) Conceptual view b) Internal view c) External view d) Physical View Answer: a
View QuestionCartesian product in relational algebra is
a) a Unary operator b) a Binary operator c) a Ternary operator d) not defined Answer: b
View QuestionRelational calculus is a
a) Procedural language b) Non- Procedural language c) Data definition language d) High level language Answer: b
View QuestionIn the relational modes, cardinality is termed as:
a) Number of tuples b) Number of attributes c) Number of tables d) Number of constraints Answer: a
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