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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
23.04.2019
Abraham Otero
Associate Professor at Universidad CEU San Pablo
Java

What is the output of this code? 

565 answers
120 good - 445 bad
 
26.03.2018
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

In swing, which thread can change the JLabel text ?

324 answers
71 good - 253 bad
 
26.03.2018
Carole Dembour
Advisor - Economics at FEB
Excel

What is the result of the following formula : =VLOOKUP(A4;A2:B4;2;FALSE) ?

565 answers
83 good - 482 bad
 
26.03.2018
Gilles Flisch
Microsoft Tailor Made Development Manager at Elia
.NET

When calling a WebApi service protected with OAuth 2.0.

92 answers
54 good - 38 bad
 
27.03.2019
Bebras Community
Bebras

Young beavers Amy, Beavy, Cuttree, Diggy, and Eary, all being of different heights, want to play...

542 answers
100 good - 442 bad
 
24.09.2018
Benoit Donnet
Associate Professor at Université de Liège
C

Given the following program:

76 answers
21 good - 55 bad
 
08.04.2019
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?

412 answers
44 good - 368 bad
 
26.03.2018
Benoit Depaire
Associate Professor at Hasselt University at UHasselt
Business Intelligence

Which are ways in which data lakes differ from a data warehouse (multiple answers)?

72 answers
10 good - 62 bad
 
05.04.2018
Sandro Mancuso
Author, International Speaker, Founder of the London Software Craftsmanship Community, Software Craftsman & Managing Director at Codurance
Java

Upon creating a custom application Exception, when is it preferred to extend "Throwable", and...

206 answers
81 good - 125 bad
 
26.03.2018
Olivier Croisier
Freelance, certified Java/Spring expert, fullstack developer & architect at Moka Technologies
Java

Which of the following types are considered reifiable ?

191 answers
0 good - 191 bad
 
26.03.2018
Suzanne Kieffer
Research Associate at Université Catholique de Louvain
UX/Usability

For which type of data is it possible to calculate the mean and median?

181 answers
2 good - 179 bad
 
26.03.2018
Fabrice Sznajderman
Expert Java France & Lead developer Scala at Lunatech France
Java

How many octet is used for the type float ?

397 answers
15 good - 382 bad
 
26.03.2018
Jos Snellings
Director at Upperware
Java

What will be the output of this program ?

399 answers
92 good - 307 bad
 
04.10.2018
Nicolas Voyez
Développeur de logiciels .Net at Criteo
.NET

What is the following code going to write when build in Release mode ?

153 answers
34 good - 119 bad
 
04.10.2018
Christophe Peerens
Microsoft Technical Advisor at Neomytic
.NET

Which of the following Apps type does not run on Windows 10 IoT Core?

381 answers
114 good - 267 bad
 
26.03.2018
Suzanne Kieffer
Research Associate at Université Catholique de Louvain
Logic

Which valid conclusion can you infer from the following premise ? Premise : (p → q)

85 answers
14 good - 71 bad
 
03.07.2018
Philippe Lacomme
Enseignant Chercheur at Université Clermont Auvergne
Database NoSQL

NoSQL means

305 answers
48 good - 257 bad
 
23.04.2019
Ana Gabriela Mejía
Consultant Associate at Red Hat EMEA
Java

What will this code do? 

816 answers
327 good - 489 bad
 
26.03.2019
Bebras Community
Bebras

You are teaching your friends to dance. You give them the following sequence of instructions:

436 answers
331 good - 105 bad
 
18.01.2019
Hélène de Ribaupierre
Lecturer Computer Science and Informatics at Cardiff university
Java

Should I implement all methods in abstract class when I extend it in a non abstract class ?

387 answers
108 good - 279 bad
 
26.03.2018
Christophe Verschuere
Biztalk Expert at Sibelga
.NET

When is an Inbound Map defined on a Receive Port executed?

89 answers
13 good - 76 bad
 
26.03.2018
Adrien Dessilly
Project manager at Civadis
Java
class Foo implements AutoCloseable {
    @Override
445 answers
138 good - 307 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 ?

262 answers
60 good - 202 bad
 
26.03.2018
Aurélien Colmant
Maître-assistant en Informatique de Gestion at HELHa
Java

What would be the result of the following code :

103 answers
43 good - 60 bad
 
26.03.2018
Sébastien Combéfis
Lecturer at ECAM
Bebras

Des castors ont découvert un morceau de bois assez particulier, dans lequel des termites ont...

647 answers
436 good - 211 bad
 
14.11.2018
Gilles Flisch
Microsoft Tailor Made Development Manager at Elia
AI .NET

In machine learning, the algorithm that tries to classify linearly separable data by finding the...

508 answers
60 good - 448 bad
 
26.03.2018
Gilles Di Guglielmo
Software Architect, Founder team member at Les Furets
Java
Map<String, Set<Integer>> salesByEmailByValues
420 answers
81 good - 339 bad
 
04.02.2019
Joris Dieltiens
Network & Infrastructure

A 24 port switch is configured with port 1 to 12 as access port on VLAN10 and port 13 to 24 as...

127 answers
45 good - 82 bad
 
26.03.2018
Johan Janssen
Trainer and software Architect at Info Support
Java

Does the following code throw an exception ?

202 answers
41 good - 161 bad
 
26.03.2018
Geoffrey Vandiest
Chief Technical Architect Gas Flow Management at Fluxys
Azure

What are the most common uses of Azure Storage Queue?

448 answers
36 good - 412 bad