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Database Systems Certification Exam Tests

Database Systems Practice Test 128

Specialty Databases Multiple Choice Questions (MCQ) PDF - 128

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Specialty Databases Questions and Answers PDF Download: Quiz 128

MCQ 636: The major database vendors presently supports the

A) Relational data model
B) Entity relationship data model
C) Object-based Data model
D) Semi-structured data model

MCQ 637: Each operation in a producer-driven pipeline is modeled as a separate

A) Process
B) Thread
C) System
D) Both A and B

MCQ 638: If "conn "is a named open connection, the method that would turn off automatic commit, is said to be

A) conn.setAuto(false)
B) conn.setAutoCommit(true)
C) conn.setNoAuto(true)
D) conn.setAutoCommit(false)

MCQ 639: The problem of conventional file-processing, not allowing needed data to be retrieved efficiently, is the known problem of

A) Data Inconsistency
B) Difficult to access data
C) Data Isolation
D) Data redundancy

MCQ 640: By default, a user/role that is granted a privilege can grant that privilege to another user/role, but is

A) Demanded
B) Not demanded
C) Authorized
D) Not authorized

Database Systems Exam Prep Tests

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Digital Logic Design App (Android & iOS)