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EDITx is an open IT Library of questions to share and gain knowledge. Become an EDITx author because you care: share your knowledge to fit everyone benefit with a quality IT education.

What you get...

As contributor of the IT library, you allow others to use your questions, in the same way you can make use of theirs. Nevertheless, you keep the intellectual property on your work and will be notified any time that an author is using your questions or when someone answers your questions. Moreover, your privileged status allows you to set up private and public tests, to share your questions with your students, friends, colleagues or acquaintances and to get the results in real time.

... is what you give !

To become an EDITx Author, you just need to set up 5 QCM questions, in the field of your choice, and indicate the right answer. If your questions allows a better "Education in IT for X", you will receive the status and advantages of an EDITx Author.

Post date Author Category Body Stats
21.08.2019
Thodoris Bais
Scrum Master at ABN AMRO Bank N.V.
Java

Which of the following design patterns is an example of the “single responsibility” principle...

787 answers
629 good - 158 bad
 
21.08.2019
Mani Sarkar
Software Craftsman, Java/JVM Developer, Conf speaker, Blogger, various dev. comm. & conf, infra/containers/virtual tech & Steering Committee M at DevoxxUK
Java

What is the best way to remove duplicates in an ArrayList from the below block of code?

99 answers
22 good - 77 bad
 
23.09.2019
Marianne Huchard
Java

A developer wants to redefine the method "equals" from class Object for the following Point...

771 answers
179 good - 592 bad
 
21.08.2019
Christophe Peerens
Microsoft Technical Advisor at Neomytic
.NET
public volatile int i;

What indicates the volatile keyword on...

400 answers
147 good - 253 bad
 
21.08.2019
Adrien Dessilly
Project manager at Civadis
Java
abstract class AbstractTest {
    public String hello = "Hello John";
227 answers
116 good - 111 bad
 
21.08.2019
Daniel Penninck
Co-Founder & advisor at Block0.io
Java

Which is a valid declarations of a String?

249 answers
188 good - 61 bad
 
21.08.2019
Andra_Mertilos
IT Analyst at Intys Consulting
Digital Transformation Fundamentals

What is the difference between working with incremental change and fundamental change?

164 answers
140 good - 24 bad
 
21.08.2019
Sylvain Guerin
Angular 2 Enthusiast & Digital Craftsman at ENGIE Electrabel

According to you, what is the first benefit of using an 'immediately-invoked function expression...

973 answers
428 good - 545 bad
 
21.08.2019
Benoit Donnet
Associate Professor at Université de Liège
Network & Infrastructure

Which one of the following is true regarding MPLS independent control label allocations?

275 answers
250 good - 25 bad
 
26.03.2018
Sébastien Combéfis
Lecturer at ECAM
Bebras
634 answers
353 good - 281 bad
 
21.08.2019
Christophe Peerens
Microsoft Technical Advisor at Neomytic
.NET

What is multithreaded programming?

202 answers
124 good - 78 bad
 
21.08.2019
Lieven V
Data Scientist at Telenet
Java

What is the output of running the following code?

146 answers
45 good - 101 bad
 
21.08.2019
Sébastien Combéfis
Lecturer at ECAM
Python

What does the following code print after execution?

405 answers
39 good - 366 bad
 
21.08.2019
Antoine Vacavant
Associate Professor at IUT du Puy-en-Velay
Java

Suppose two integers a and b declared and assigned. Select the two equivalent conditions:

226 answers
44 good - 182 bad
 
01.10.2019
Raul Martinez
.Net technologies expert at RMMΛConsulting
.NET

On a .Net Core web application, which one of the following methods must be added to Startup....

652 answers
486 good - 166 bad
 
21.08.2019
Jean-Sébastien Lerat
Maître-Assistant at HEH / Haute Ecole en Hainaut
Machine Learning

"Machine learning" aims to provide the ability to learn without being explicitly programmed.

79 answers
50 good - 29 bad
 
21.08.2019
Miguel Reboiro Jato
Associate Professor at University of Vigo
Java

Given the following code, which comparison is true?

229 answers
0 good - 229 bad
 
26.03.2018
Sébastien Combéfis
Lecturer at ECAM
Bebras

Une des pièces du jeu d’échecs, la reine, peut se déplacer verticalement, horizontalement...

127 answers
46 good - 81 bad
 
21.08.2019
Adrien Dessilly
Project manager at Civadis
Java

What will be the output :

448 answers
184 good - 264 bad
 
09.09.2019
Damien Molot
Ingénieur d'études at SoftFluent
.NET

What does the following expression return :

417 answers
211 good - 206 bad
 
21.08.2019
Thierry Leriche-Dessirier
Architecte, Développeur full stack, Rédacteur pour Developpez.com, Concepteur profil4.com & Professeur de Génie Logiciel at Société Générale
Java

What does it print ?

224 answers
124 good - 100 bad
 
26.03.2018
Sébastien Combéfis
Lecturer at ECAM
Bebras
Les castors ont créé un système d’irrigation astucieux...
666 answers
175 good - 491 bad
 
21.08.2019
Eleyeh Abaneh
Junior Data Analyst at Intys Consulting
Data Science & Artificial Intelligence

What does NLP stand for ?

533 answers
138 good - 395 bad
 
21.08.2019
Geoffrey Vandiest
Chief Technical Architect Gas Flow Management at Fluxys
.NET

What does this generic constraints means?

90 answers
48 good - 42 bad
 
21.08.2019
Geoffrey Vandiest
Chief Technical Architect Gas Flow Management at Fluxys
.NET

What is polymorphism in object-oriented programming ?

239 answers
155 good - 84 bad
 
26.03.2018
Sébastien Combéfis
Lecturer at ECAM
Bebras

Castor Valerian veut couper une série d’arbres qui sont plantés en cercle.

877 answers
227 good - 650 bad
 
21.08.2019
Philippe Dekimpe
Lecturer at ECAM
Business Analyst

Why does one need a primary key in a table of a database?

145 answers
122 good - 23 bad
 
21.08.2019
Sylvain Guerin
Angular 2 Enthusiast & Digital Craftsman at ENGIE Electrabel
AngularJS

You have developed an Angular 2 application from a skeleton generated with angular-cli.

234 answers
16 good - 218 bad
 
21.08.2019
David Hernie
Partner Business Evangelist at Microsoft Belux
.NET

An extension solution developer kit (SDK) provides developers with access to device family-...

95 answers
55 good - 40 bad
 
21.08.2019
Andra_Mertilos
IT Analyst at Intys Consulting
Agile/Scrum

What is a scrum master ?

243 answers
222 good - 21 bad