Online SQL Developer Subjective Test

Candidates Assessed

13451+

Organizations Served

112+

SQL Developer test is the ideal test for recruiters and hiring managers to assess candidate's understanding of SQL. Our test is useful for hiring SQL Server Developer, MS SQL Server developer, and Database Application Developer. Our customers have reported that iMocha's SQL Developer interview test has helped them to reduce hiring time by 45%.

Test Summary

SQL developer interview test may contain MCQs (Multiple Choice Questions), MAQs (Multiple Answer Questions), Fill in the Blanks, Whiteboard Questions, Audio / Video Questions, AI-LogicBox (Pseudo-Coding Platform), Coding Simulators, True or False Questions, etc.

SQL quiz advanced test enables employers and recruiters to identify potential SQL developers by evaluating working skills and job readiness. For this reason, we have moved on from the MCQ and developed a new simulator known as Descriptive Simulator which evaluates candidates Descriptive/Subjective Answers and grades them automatically.

Test Duration: 20 minutes

No. of Questions: 3

Level of Expertise: Entry/Mid/Senior

Useful for hiring

SQL Server Developer
MS SQL Server developer
Database Application Developer

Topics Covered

Concatenation Operator with joiningConcatenation Operator with joining

iMocha’s SQL developer test evaluates candidate’s understanding about concatenation operator which joins two distinct strings into one string value

Arithmetic Operation

Our test evaluates candidate’s understanding about arithmetic operators which perform mathematical operations on numeric operands in database

Joining with sorting

This assessment evaluates a candidate’s knowledge about sorting data from a database and joining two tables

Aggregate Function

This test assesses applicant’s understanding about aggregate function in SQL which performs calculations on multiple values and returns a single value

Joining With Aggregate Function

This test assesses candidate’s understanding about joining tables or rows with aggregate function in SQL which performs calculations on multiple values and returns a single value

Removing Duplicate Rows

Our SQL quiz online test evaluates candidate’s ability to remove identical data rows from database

Joining with conditional Statement

This assessment validates a candidate’s ability to join databases with help of conditional statements

Joining with Concatenated Non-NULL Values from a Group

Our test evaluates candidate’s ability to concatenate non-NULL values from a group

Comparison Conditions with Joining

This SQL quiz advanced test assesses applicant’s knowledge about comparison conditions which compares one expression with another

Case Statement with Aggregate function

iMocha’s assessment helps recruiters to evaluate applicant’s knowledge about case statement which returns a value on a specified condition with aggregate functions

Nested Select Statements with Joining

This test validates candidate’s understanding about nested queries which is embedded inside a query called subquery and select statement return a specific value from database

Multiple Tables & Joining

Our test helps recruiters and hiring managers to assess candidate’s ability to join multiple tables

Sample Questions

Choose from our 100,000+ question library or add your own questions to make powerful custom tests

Question types:

Logic Box

Topic:

Difficulty:

Easy

Q 1. Write a query to find the email address and skill names of the each job seekers whose skills matches with the required skills for jobs posted one hour ago.
Few lines in the query are missing (//Write your query here).You need to complete the query to get the output.

Table: JobSeeker

JobSeekerID	Name	Email
1	Max	max@gmail.com
2	Peter	peter@yahoo.com

Table: Skills

SkillID	SkillName
1	C#
2	PHP
3	Java

Table: JobSeekerSkills

ID	JobSeekerID	SkillID
1	1	2
2	2	1
3	2	3

Table: JobAdvertisement

ID	JobDescription	RequiredSkillID	PostingDate
1	Software development by C#	1	2017-02-20 03:15:34
2	Software development by PHP	2	2017-02-20 04:31:48
3	Software development by Java	3	2017-02-20 03:31:54

Complete the query given below:

"SELECT JobSeeker.Email, AS 'Skill Name',

FROM JobSeeker
INNER JOIN JobSeekerSkills ON JobSeekerSkills.JobSeekerID = JobSeeker.JobSeekerID

INNER JOIN JobAdvertisement ON JobAdvertisement.RequiredSkillID = JobSeekerSkills.SkillID
WHERE
GROUP BY JobSeeker.Email "

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