SQL Concepts and Queries Multiple Choice Questions and Answers 1 pdf eBooks Download

Learn sql concepts and queries multiple choice questions (MCQs), db test 1 online for exams. Practice sql data types and schemas MCQs questions and answers on sql data types and schemas, dbms transactions, database transactions, join expressions with answers. Free sql concepts and queries quiz, online study guide has helping answer key with choices as 2 forms, 1 form, 3 forms and 4 forms of multiple choice questions (MCQ) as sql supports forms of user-defined data types, in form of to test learning skills for viva exam preparation and job's interview questions. Study to learn sql data types and schemas quiz questions to practice online MCQs for competitive exam preparation test.

MCQ on SQL Concepts and Queries Quiz pdf Download Test 1

MCQ. SQL supports forms of user-defined data types, in form of

  1. 1 form
  2. 2 forms
  3. 3 forms
  4. 4 forms


MCQ. When an SQL statement is Executed, SQL standard specifies start of a

  1. Commitment
  2. Data flow
  3. Transaction
  4. Data communication


MCQ. Once a transaction has executed commit work, its effects can no longer be undone by

  1. Trace work
  2. Transmit work
  3. Rollback work
  4. Traceback work


MCQ. Many current-generation database applications need to store photographs, or of order megabytes and gigabytes using

  1. Large-index type
  2. Large-object type
  3. Large-location type
  4. Large-locator type


MCQ. To specify a normal join, using keyword inner is

  1. Mandatory
  2. Optional
  3. Independent
  4. Free