SQL Concepts and Queries Multiple Choice Questions 1 PDF Download

Practice sql concepts and queries multiple choice questions (MCQs), db test 1 for online course prep exams. Learn 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 multiple choice question on sql supports forms of user-defined data types, in form of with options 2 forms, 1 form, 3 forms and 4 forms to test online e-learning skills for viva exam prep and job's interview questions with answers key. Study to learn sql data types and schemas quiz questions with online learning 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 the form of

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

B

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

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

C

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

C

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

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

B

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

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

B