database languages

mcqspedia.com has 5 Question/Answers about Topic database languages

Database system checks for constraints every time database is

Database system checks for constraints every time database is
  • A. Retrieved
  • B. Accessed
  • C. Updated
  • D. Stored
  • Correct Answer: Option C

Language used for expression of database’s queries and updates is known as

Language used for expression of database’s queries and updates is known as
  • A. Data modelling language
  • B. Data definition language
  • C. Data manipulation language
  • D. Data declaration language
  • Correct Answer: Option C

Domain constraints are most elementary form of

Domain constraints are most elementary form of
  • A. Manipulation Constraints
  • B. Consistency Constraints
  • C. Definition Constraints
  • D. Integrity Constraints
  • Correct Answer: Option D

Domain constraints and referential-integrity constraints are special forms of

Domain constraints and referential-integrity constraints are special forms of
  • A. Assertions
  • B. Authorization
  • C. Integrity
  • D. Consistency
  • Correct Answer: Option A

DMLs type that is also referred as nonprocedural DML, is

DMLs type that is also referred as nonprocedural DML, is
  • A. Declarative DML
  • B. Definitive DML
  • C. Procedural DML
  • D. Subjective DML
  • Correct Answer: Option A