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Database Systems MCQs (Computer Science) From Textbook

Database Systems Certification MCQs – Mock Test 431

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Learn Database Buffer Notes Questions and Answers PDF to build database projects. Download the Database Buffer Quiz Answers PDF e-Book, Ch. 24-431 to study Database Systems Practice Tests. Study Storage and File Structure MCQ Questions PDF, Database Buffer Multiple Choice Questions (MCQ Quiz) to master database topics. Download the Database Buffer Study App: Free Database Systems Notes App to study relational algebra, database languages, online analytical processing (olap), database buffer test prep for database analytics learning.

Free "Database Buffer Study" App Download (iOS & Android): When programs in a database system need a block from disk, they make requests on the; MCQ with answers: buffer loader, buffer header, buffer manager, and buffer controller. Study Storage and File Structure Questions and Answers, Apple Book to download free chapter to build database projects.

Database Buffer MCQs – Mock Test 431 PDF Download

MCQ 2151: When programs in a database system need a block from disk, they make requests on the:

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

MCQ 2152: Precomputation of the data cube helps increase in:

  1. Testing query
  2. Speed up query
  3. Runtime of query
  4. Compile time of query

MCQ 2153: The query processor component of the database system translates:

  1. Algorithms
  2. Procedures
  3. Functions
  4. Queries

MCQ 2154: A relation can be known as a subset of a Cartesian product of a set of:

  1. Domains
  2. Models
  3. Modules
  4. Processes

MCQ 2155: The physical features of a database are specified at the phase:

  1. Contextual-design phase
  2. Virtual-design phase
  3. Physical-design phase
  4. Logical-design phase

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