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Database Systems MCQs – Practice Test 16 (Chapter 15)

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Learn Introduction to SQL Notes Questions and Answers PDF to enhance academic learning. Download the Introduction to SQL Quiz Answers PDF e-Book, Ch. 15-16 to learn Database Systems Course. Solve SQL Data Definition MCQs, Introduction to SQL MCQs questions and answers PDF to enhance academic learning. Download the Introduction to SQL Learning App: Free Database Systems Notes App to learn basic structure of sql queries, nested subqueries, overview of sql query language career test to support database education.

The "Introduction to SQL Notes" App Download: Basic data type, a fixed-length string with user-specified length, is said to be; MCQ with answers: varchar, char, smallint, and float. Practice View of Data Quiz Questions, download Kobo e-Book (Free Chapter) to enhance academic learning.

Introduction to SQL MCQs – Practice Test 16 PDF Download

MCQ 76: Data type that is a machine-dependent subset of the integer type, is said to be:

  1. int
  2. smallint
  3. real
  4. double

MCQ 77: The basic data type, a fixed-length string with user-specified length, is said to be:

  1. char
  2. varchar
  3. smallint
  4. float

MCQ 78: The query for finding the department names of all instructors, with duplicates would be:

  1. define all dept name from instructor;
  2. select dept name all from instructor;
  3. define dept name all from instructor;
  4. select all dept name from instructor;

MCQ 79: The SQL comparison <> all is identical to the operator:

  1. In
  2. As
  3. Not IN
  4. Not As

MCQ 80: American National Standards Institute (ANSI) and the International Organization for Standardization (ISO) published an SQL standard, named SQL-86, in:

  1. 1984
  2. 1985
  3. 1986
  4. 1987

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