Database Systems Practice Test 427

Purpose of Database Systems Quiz PDF: Questions and Answers - 427

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Purpose of Database Systems Questions and Answers PDF Download: Quiz 427

MCQ 2131: Another way to keep the information on a computer is to store it in

A) Hard files

B) Operating system files

C) Soft data files

D) Application files

MCQ 2132: The SQL standard contains additional constructs to support

A) Data Modelling

B) Data analysis

C) Data manipulation

D) Data controlling

MCQ 2133: For variable-length types like character arrays, two arguments of the connection call gives the

A) Maximum length

B) Minimum length

C) Dependent length

D) Reflective length

MCQ 2134: To delete tuples from a relation, we can use the command

A) Drop

B) Delete

C) Eliminate

D) Abort

MCQ 2135: The current time is returned by the method

A) system.time

B) time.system

C) current.time

D) time.current

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