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Relational Databases Quiz Questions and Answers 95 PDF Download

Relational databases quiz questions, learn online dbms test prep 95 for distance learning online courses. College and university courses MCQs on introduction to dbms quiz, relational databases multiple choice questions and answers to practice dbms quiz with answers. Learn relational databases MCQs, career aptitude test on view of data, selection operation in sql, nested subqueries, aries algorithm in dbms, relational databases practice test for online computer science courses distance learning.

Practice relational databases career test with multiple choice question (MCQs): relational model hides low-level implementation details from, for online education degree with options users , developers , system itself for online IT degree. Learn introduction to dbms questions and answers with problem-solving skills assessment test.

Quiz on Relational Databases Worksheet 95Quiz PDF Download

Relational Databases Quiz

MCQ: Relational model hides low-level implementation details from

  1. Users
  2. Developers
  3. Both A and B
  4. System itself

C

ARIES Algorithm in DBMS Quiz

MCQ: Degree of durability in which transaction commits as soon as its written at primary and backup site is known to be

  1. One-safe
  2. Two-very-safe
  3. Two-safe
  4. Three-safe

B

Nested Subqueries Quiz

MCQ: For testing whether a subquery has duplicate tuples in its result, SQL includes a

  1. Comparison function
  2. Boolean Function
  3. Aggregate Function
  4. Induced function

B

Selection Operation in SQL Quiz

MCQ: File scans are algorithms for searching that is used to locate and retrieve records, fulfilling a

  1. Projection condition
  2. Selection condition
  3. Hashing condition
  4. Evaluation plan condition

B

View of Data Quiz

MCQ: At logical level a record can be described as a

  1. Block
  2. Type definition
  3. Segments
  4. Sequences

B