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Database, SQL Online Test

Topics Covered

  • SQL Data Types and Literals
  • SQL Operators
  • Views
  • Indexes
  • Nulls
  • SQL Functions
  • SQL Tables
  • Queries
  • Commands and clause
  • PL/SQL
  • DBMS Concepts
  • DDL
  • DML
  • DTL(TCL)

Useful for hiring

  • Junior SQL Developer
  • SQL Programmer
  • SQL Coder
  • SQL Database Administrator
  • SQL Admin

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"The best part of Interview Mocha is they have topic wise questions available. The skill wise extensive reports and advanced analytics lets us measure & benchmark the proficiency level of employees in that particular skill."

Cheryl Tolkinen, Securian, USA,
Learning & Development Manager

SELECT name, course_id 
FROM instructor, teaches 
WHERE instructor_id = teaches_id; 

Which of the following queries will replace the given query?

    • SELECT name, course_id 
      FROM   teaches, instructor 
      WHERE  instructor_id = course_id; 

    • SELECT name, course_id 
      FROM   instructor 
             natural JOIN teaches; 

    • SELECT name, course_id 
      FROM instructor; 

    • SELECT course_id 
      FROM instructor 
      JOIN teaches;


The table below shows a relationship for Prince University student database:

As a user and administrator of the prince university database and certain information are required from you from the database. Which is less likely viable?

    • The user of the database should be able to ask for a list of courses taken by a specific student

    • Ask for a list of students currently enrolled in a specific course

    • Ask for a list of students currently enrolled in all courses

    • Ask for a list of students not enrolled in all the courses

Test details:

SQL online test for experienced enables employers and recruiters to identify potential hires by evaluating their working skills and job readiness. For this reason, the emphasis is laid upon evaluating the knowledge of applied skills gained through real work experience, rather than theoretical knowledge.

The test may contain MCQ's (Multiple Choice Questions), MAQ's (Multiple Answer Questions), Fill in the Blank, Descriptive, Whiteboard Questions, Audio / Video Questions, True or False.

Duration:  40 minutes
Questions :  40

Test description:

SQL (Structured Query Language) is a language used to access and manage the data held in RDSMS (Relational Data Stream Management System). It is an ANSI (American National Standards Institute) Standard. SQL developer and administrator should possess in-depth knowledge of SQL queries, database fundamentals.

SQL Online Test is created & validated by experienced subject matter experts (SMEs) to assess SQL, database skills of the candidates as per industry standards.  Our online SQL test helps recruiters in evaluating the person’s ability to successfully apply his SQL programming skills to perform tasks.

Online test on SQL contains questions on following topics:

  • SQL Data Types and Literals

  • SQL Operators

  • Views, Indexes, Nulls

  • SQL Functions

  • SQL Tables

  • Queries

  • Commands and clause

  • PL/SQL

  • DBMS Concepts


Our score report helps to select the candidate who is the right fit for the job that requires knowledge of the SQL and database fundamentals. The online test on SQL reports are automated and provide a detail, analytical view of each candidate

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