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MS SQL Server 2014 Test
Clock
Test duration:
20
min
Notes
No. of questions:
10
Tie
Level of experience:
Entry/Mid/Senior

MS SQL Server 2014 Test

Our SQL Server 2014 test is the preferred tech assessment for recruiters and hiring managers to assess SQL skills of candidates. The Online SQL Server 2014 test is useful for hiring MS SQL Server Developer and SQL Server Database Developer. This SQLite skills test has helped our customers reduce their hiring costs by 40% and time-to-hire by 45%

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About

MS SQL Server 2014 Test

MS SQL Server 2014 free data management system provided by Microsoft that is used for lightweight web sites and desktop applications. This 2014 release contains the full version of SQL Server 2014 Management Studio. MS SQL Server 2014 test helps tech recruiters to evaluate application, networking and routing skills of an MS SQL Server expert. This test is designed by global subject matter experts to assess and hire MS SQL Server developers as per the industry experts.

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Test Summary

MS SQL Server 2014 test helps to screen the candidates who possess traits as follows:

  • Ability to use Pivot relational operators
  • Knowledge of SQL query optimization to improve query performance

With role-based access control, you can now maintain security within your account by providing access to each user based on their established role. Moreover, with the help of our advanced cheating prevention tools, you can allow candidates to take the MS SQL Server 2014 test from anywhere in the comfort of their time zone

This test may contain MCQs (Multiple Choice Questions), MAQs (Multiple Answer Questions), Fill in the Blanks, Whiteboard Questions, Audio/Video Questions.

Test Duration
20
No. of Questions
10
Level of Expertise
Entry/Mid/Senior
Useful for hiring
  • MS SQL Server Developer
  • SQL Server Database Developer
Topics Covered
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SQL Server 2014 DATEDIFF() Function

iMocha’s SQL Server 2014 test assesses candidate’s knowledge about datediff function which is used to get difference between two dates

Updatable Clustered ColumnStore Indexes

Our test evaluates candidate’s knowledge about Clustered ColumnStore Index which is a physical storage module for entire table
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SQL Server 2014 Query Optimizer

This SQL Server 2014 test checks candidate’s understanding about Query Optimizer in SQL server to get more efficient results from database
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SQL Server 2014 Execution Plan

Our test helps recruiters and hiring managers to assess candidate’s understanding about execution plan which is a representation of the operations that the SQL Server Engine to execute the query
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Pivot Query in SQL Server 2014

This test evaluates candidate’s ability of working with PIVOT query which is used to convert rows values into columns
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OFFSET FETCH Clause in 2024 Edition

iMocha’s test evaluates candidate’s knowledge about OFFSET clause which is used to specify starting point to return rows from a result set and the FETCH clause is used to provide number of rows we want to return from result set
Sample Question
Choose from our 100,000+ questions library or add your own questions to make powerful custom tests.

Question types :

Multiple Option

Topic:

Difficulty:

Hard


Q 1. You have been asked to train « Naive Bayes model for spam detection dataset

Using Python command, what wil you add in the given code at XXXX to deciore, it and train your modal for the given dataset?

import numpy os np

X= nporroyll 3. 2b[1 21 [2.21.[3,21)
Y= nporray(fi.a,a.1))

XXXX

from skinamnaive_bayas import

Gaussianna

otf = Gaussianne()

ceataie(x ¥)

from skinamnaive_bayas import

Gaussianna

otf = Gaussianne()

ceataie(x ¥)

from skinamnaive_bayas import

Gaussianna

otf = Gaussianne()

ceataie(x ¥)

from skinamnaive_bayas import

Gaussianna

otf = Gaussianne()

ceataie(x ¥)

Question types :

Multiple Option

Topic:

Machine teaming

Difficulty:

Hard


Q 1. Q2 Lets assume that you have 6 Pandas DataFrome(af) in the below tole.

Index Code Open High
0 AAPL 19877 70074
1 AAPL 19877 70074
2 AAPL 19877 70074
3 AAPL 19877 70074
4 AAPL 19877 70074

When the following commend is executed, what hoppens to the DatoFrome?

df= defiinat()
Y= nporray(fi.a,a.1))

Index Code Open High
0 AAPL 19877 70074
1 AAPL 19877 70074
2 AAPL 19877 70074
3 AAPL 19877 70074
4 AAPL 19877 70074
Index Code Open High
0 AAPL 19877 70074
1 AAPL 19877 70074
2 AAPL 19877 70074
3 AAPL 19877 70074
4 AAPL 19877 70074
it gives an error becouse of the third row which has on empty string.
None of these

Question types :

Multiple Option

Topic:

DML

Difficulty:

Easy

Question:

Which of the following commands is used to RENAME the column from ENAME to NAME in table EMPLOYEE in MySQL?


Options

  • <font color="blue">ALTER</font>&nbsp;<font color="blue">TABLE</font>&nbsp;<font color="maroon">employee</font>&nbsp;<font color="blue">RENAME</font>&nbsp;<font color="blue">COLUMN</font>&nbsp;<font color="maroon">ename</font>&nbsp;<font color="blue">TO</font>&nbsp;<font color="maroon">name</font><font color="silver">;</font>&nbsp;
  • <font color="blue">ALTER</font>&nbsp;<font color="blue">TABLE</font>&nbsp;<font color="maroon">employee</font>&nbsp;<font color="blue">RENAME</font>&nbsp;<font color="maroon">ename</font>&nbsp;<font color="blue">TO</font>&nbsp;<font color="maroon">name</font><font color="silver">;</font>
  • <font color="blue">ALTER</font>&nbsp;<font color="blue">TABLE</font>&nbsp;<font color="maroon">employee</font>&nbsp;<font color="maroon">column</font>&nbsp;<font color="blue">RENAME</font>&nbsp;<font color="maroon">ename</font>&nbsp;<font color="blue">TO</font>&nbsp;<font color="maroon">name</font><font color="silver">;</font>
  • <font color="blue">ALTER</font>&nbsp;<font color="blue">TABLE</font>&nbsp;<font color="maroon">employee</font>&nbsp;<font color="maroon">column</font>&nbsp;<font color="maroon">name&nbsp;</font><font color="maroon">change</font>&nbsp;<font color="blue">TO</font>&nbsp;<font color="maroon">name</font><font color="silver">;</font><br />&nbsp;
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