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Database Systems Practice Test 376

Java Database Connectivity (JDBC) Multiple Choice Questions (MCQ) PDF - 376

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Java Database Connectivity (JDBC) Questions and Answers PDF Download: Quiz 376

MCQ 1876: JDBC does not specifies the

  1. Port number
  2. Application program interface
  3. Communication protocol
  4. Communication medium

MCQ 1877: The SQL operations union, intersect, and except operate on

  1. Attributes only
  2. Tuples only
  3. Relations
  4. Specific data set

MCQ 1878: A responsible subsystem for the allocation of buffer space is called the

  1. Buffer manager
  2. Buffer controller
  3. Buffer loader
  4. Buffer header

MCQ 1879: The expression that would produce a relation containing the tuples in r but not in s, is

  1. r + s
  2. r - s
  3. r / s
  4. r ^ s

MCQ 1880: The NOT NULL constraint excludes the null value from the

  1. Domain
  2. Attribute
  3. Definition
  4. Declaration

Database Systems Exam Prep Tests

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Java Database Connectivity (JDBC) App (Android & iOS)

Java Database Connectivity (JDBC) App (Android & iOS)

Database Management System App (Android & iOS)

Database Management System App (iOS & Android)

Computer Fundamentals App (Android & iOS)

Computer Fundamentals App (Android & iOS)

Semantic Web App (Android & iOS)

Semantic Web App (iOS & Android)