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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 Question Stats
24.09.2018
Samuel Cremer
C++

What is the output of the following code ?

738 answers
387 good - 351 bad
 
03.04.2018
Jamila Sam
Co-author of introductory MOOCs on Java, Senior Researcher & Teacher Associate at EPFL
Java

Among the following pairs of method headers, which ones can co-exist in the same class:

890 answers
502 good - 388 bad
 
24.09.2018
Sébastien Combéfis
Lecturer at ECAM
Business Analyst

What is one of the primary objective of a business analyst regarding businesses?

937 answers
904 good - 33 bad
 
26.03.2018
Sébastien Combéfis
Lecturer at ECAM
Linux commands

Which one of the following command does print the list of all the .java files from the current...

64 answers
18 good - 46 bad
 
05.07.2018
Philippe Baecke
Professor of Marketing & Data Analytics at Vlerick Business School
Big Data analytics

Which analytical technique requires to formulate the following elements: an objective, an...

318 answers
114 good - 204 bad
 
26.03.2018
Pierre Bettens
IT Teacher - Maitre-Assistant at ESI
Java

This code:

464 answers
158 good - 306 bad
 
12.11.2018
Marc Gregoire
Founder of the Belgian C++ Users Group & Software Architect at Nikon Metrology
C++

Which of the following lines is invalid with the C++17 syntax?

281 answers
210 good - 71 bad
 
26.03.2018
Olivier Hubaut
Board Member & JUG Leader at Brussels Java User Group & Founder at T.M.P. Solution
Java
public void hard_question() {
183 answers
14 good - 169 bad
 
26.03.2018
Oliver Sturm
Microsoft MVP & Training Director at Developer Express, Inc.
.NET

What is the value of this C# expression:

117 answers
106 good - 11 bad
 
26.03.2018
Sébastien Combéfis
Lecturer at ECAM
Python

What is the type of the following variable?

a = (12.0)
141 answers
109 good - 32 bad
 
26.03.2018
Sébastien Combéfis
Lecturer at ECAM
Bebras

Castor Julien a construit une roue de la fortune tournant dans le sens horlorgique.

252 answers
232 good - 20 bad
 
26.03.2018
Thomas Soumagne
Head of IT Development at Gambit Financial Solutions
.NET

What does this program display?

227 answers
104 good - 123 bad
 
26.03.2018
Thierry Leriche-Dessirier
Architecte, Développeur full stack, Rédacteur pour Developpez.com, Concepteur profil4.com & Professeur de Génie Logiciel at ESIEA
Java

What does it print ?

423 answers
66 good - 357 bad
 
26.03.2018
Pierre-Emmanuel Dautreppe
.Net Evangelist and Agile Coach at Pyxis Belgium
.NET

You are defining a class with an event in the following way :

82 answers
34 good - 48 bad
 
26.03.2018
Frédéric Hubin
Senior Java Architect at ING Belgium
Java

Will the instances of a class having its hashCode method returning a positive constant value be...

233 answers
105 good - 128 bad
 
26.03.2018
Olivier Hubaut
Board Member & JUG Leader at Brussels Java User Group & Founder at T.M.P. Solution
Java

Consider the following code.

239 answers
114 good - 125 bad
 
01.10.2018
Sébastien Combéfis
Lecturer at ECAM
IT Student

Given an arbitrary sequence of unbounded positive integers, with which time complexity is...

89 answers
20 good - 69 bad
 
26.03.2018
Gilles Meyer
Senior software engineer at University of Liège
.NET

Which of the following statements are true about about Application Domains?

852 answers
356 good - 496 bad
 
26.03.2018
Thierry Severs
Chef de travaux at ISIB
Java
package q1;
public class A {  
95 answers
21 good - 74 bad
 
20.09.2018
Sébastien Combéfis
Lecturer at ECAM
C++

What kind of support is not offered by the Boost C++ set of libraries?

69 answers
37 good - 32 bad
 
11.04.2018
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
 
04.10.2018
Cédric Derue
Solution Architect - Microsoft Azure MVP - Docker Expert & Solution Architect at Altran
Azure

You need to orchestrate containers in production on Microsoft Azure to ensure availability, auto...

71 answers
20 good - 51 bad
 
04.10.2018
David Hernie
Partner Business Evangelist at Microsoft Belux
.NET

To enable Drag and Drop on a XAML element in UWP and give visual cues to the user, what...

155 answers
23 good - 132 bad
 
04.10.2018
Cédric Derue
Solution Architect - Microsoft Azure MVP - Docker Expert & Solution Architect at Altran
Azure

You need to protect a web application deployed on Azure against sophisticated Layer 7 attacks...

84 answers
23 good - 61 bad
 
26.03.2018
Gilles Flisch
Microsoft Tailor Made Development Manager at Elia
UWP .NET

To define in Xaml a constant in UWP I use the following namespace.

399 answers
93 good - 306 bad
 
06.09.2018
Johannes Schöning
Lichtenberg Professor and Professor of Human-Computer Interaction (HCI) at University of Bremen
Java

What will be the output of the following code:

266 answers
102 good - 164 bad
 
26.03.2018
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

What the visibility of a protected method ?

442 answers
258 good - 184 bad
 
26.03.2018
Philippe Roose
Head of Computer Science Department & LIUPPA/T2I Research Team at IUT de Bayonne / UPPA
Java
public class A {
  static int a = 100;
246 answers
193 good - 53 bad
 
26.03.2018
Guillaume de Moffarts
in Computer Science Engineering at ECAM
Python

What does the following program print after execution?

179 answers
25 good - 154 bad
 
26.03.2018
Thomas Soumagne
Head of IT Development at Gambit Financial Solutions
.NET

What is the difference between boxing and unboxing?

108 answers
108 good - 0 bad