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Basic Structure of SQL Queries Quiz Questions and Answers PDF Download eBook - 412

Practice Basic structure of sql queries quiz questions and answers PDF, basic structure of sql queries MCQ with answers to solve data science worksheet 412 with online free courses. Practice Introduction to SQL quiz questions with answers, basic structure of sql queries Multiple Choice Questions (MCQ) for online DBMS, DBA. Free basic structure of sql queries MCQs, transaction management, relational algebra, dbms keys, overview of sql query language, basic structure of sql queries test prep for online degrees.

"The query for finding the Distinct department names of all instructors, would be", basic structure of sql queries Multiple Choice Questions (MCQ) with choices select dept_name distinct from instructor;, select distinct dept_name from instructor;, define dept_name distinct from instructor;, and define distinct dept_name from instructor; for applied computer science. Learn introduction to sql questions and answers with free online certification courses for online computer engineering programs.

Quiz on Basic Structure of SQL Queries PDF Download eBook

Basic Structure of SQL Queries Quiz

MCQ: The query for finding the Distinct department names of all instructors, would be

  1. select distinct dept_name from instructor;
  2. select dept_name distinct from instructor;
  3. define dept_name distinct from instructor;
  4. define distinct dept_name from instructor;

A

Overview of SQL Query Language Quiz

MCQ: SQL statements can be embedded with in general-purpose programming languages, like

  1. C
  2. C++
  3. JAVA
  4. All of the Above

D

DBMS Keys Quiz

MCQ: A relation may include the primary key of another relation, among its attributes, known as

  1. Neighbor key
  2. Foreign key
  3. Candidate key
  4. Super key

B

Relational Algebra Quiz

MCQ: The basic operations of relational algebra includes Select, project, union, set difference, Cartesian product, and

  1. Rename operation
  2. Dimensional operations
  3. OLAP operations
  4. Cube operation

A

Transaction Management Quiz

MCQ: When multiple transactions update the system concurrently, to ensure the consistency of the database, is the responsibility of

  1. Concurrency-control manager
  2. File manager
  3. Buffer manager
  4. Authorization manager

A