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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
23.09.2019
Younès Bennani
Vice-President Digital Transformation at Paris 13 University
Machine Learning

An autoencoder MLP (Multi Layers Perceptron) with linear outputs can achieve a transformation...

341 answers
55 good - 286 bad
 
23.09.2019
Younès Bennani
Vice-President Digital Transformation at Paris 13 University
Machine Learning

The role of hidden neurons in a Multi Layers Perceptron is:

317 answers
44 good - 273 bad
 
23.09.2019
Younès Bennani
Vice-President Digital Transformation at Paris 13 University
Machine Learning

Which of the following approaches requires supervision?

335 answers
76 good - 259 bad
 
23.09.2019
Younès Bennani
Vice-President Digital Transformation at Paris 13 University
Machine Learning

Which of the following statements is correct for a random forest?

307 answers
86 good - 221 bad
 
23.09.2019
Younès Bennani
Vice-President Digital Transformation at Paris 13 University
Machine Learning

What would you do in PCA (Principal Component Analysis) to get the same projection as SVD (...

341 answers
55 good - 286 bad
 
23.09.2019
Younès Bennani
Vice-President Digital Transformation at Paris 13 University
Machine Learning

A feature F can take certain value: a, b, c, d, e, & f and represents grade of students from...

331 answers
77 good - 254 bad
 
21.08.2019
Yann Petit
Fondateur - Directeur Technique at GeoKaps
Java

The Java language creator is :

275 answers
131 good - 144 bad
 
21.08.2019
Yann Petit
Fondateur - Directeur Technique at GeoKaps
Java

What is the output of the following code ?

389 answers
6 good - 383 bad
 
21.08.2019
Yann Petit
Fondateur - Directeur Technique at GeoKaps
Java

What is the output of the following code ?

394 answers
30 good - 364 bad
 
21.08.2019
Yann Petit
Fondateur - Directeur Technique at GeoKaps
Java

What is the output of the following code ?

380 answers
59 good - 321 bad
 
21.08.2019
Yann Petit
Fondateur - Directeur Technique at GeoKaps
Java

Which one of these sentences is correct ?

493 answers
220 good - 273 bad
 
21.08.2019
Xavier Detant
Craftsman / CTO at Zenika
Java

Given that the function «consumeTime» takes approximately 1 second to execute.

289 answers
6 good - 283 bad
 
21.08.2019
Xavier Detant
Craftsman / CTO at Zenika
Java

What does this line of code do ?

461 answers
242 good - 219 bad
 
21.08.2019
Xavier Detant
Craftsman / CTO at Zenika
Java

What can you put in place of "a" that makes this code print "Youpi" ?

410 answers
151 good - 259 bad
 
21.08.2019
Xavier Detant
Craftsman / CTO at Zenika
Java

What does the "hashCode" method of an object do ?

248 answers
89 good - 159 bad
 
21.08.2019
Xavier Detant
Craftsman / CTO at Zenika
Java

Given 1 million random numbers, which implementation of collection should you use to be able to...

511 answers
207 good - 304 bad
 
21.08.2019
Wassim Chegham
Angular Core Team and Head of OSS at SFEIR
Angular

In Angular how would you define an ARIA role attribute based on a property of your component?

873 answers
353 good - 520 bad
 
21.08.2019
Wassim Chegham
Angular Core Team and Head of OSS at SFEIR
Angular

Which constructors are valid:

147 answers
116 good - 31 bad
 
21.08.2019
Wassim Chegham
Angular Core Team and Head of OSS at SFEIR
Angular

Why compile with AOT? (choose all valid answers)

129 answers
26 good - 103 bad
 
21.08.2019
Wassim Chegham
Angular Core Team and Head of OSS at SFEIR
Angular

In Angular there is a way to dynamically load a component.

392 answers
156 good - 236 bad
 
21.08.2019
Wassim Chegham
Angular Core Team and Head of OSS at SFEIR
Angular

Which structural directives does the CommonModule provide? Please select all correct answers

973 answers
227 good - 746 bad
 
21.08.2019
Wassim Chegham
Angular Core Team and Head of OSS at SFEIR
Angular

Data coming from a non-trusted context can contain malicious code.

529 answers
261 good - 268 bad
 
21.08.2019
Wassim Chegham
Angular Core Team and Head of OSS at SFEIR
Angular

Which Angular APIs return Observables types?

131 answers
3 good - 128 bad
 
21.08.2019
Wassim Chegham
Angular Core Team and Head of OSS at SFEIR
Angular

What is the role of NgModel? Please select all valid options

554 answers
510 good - 44 bad
 
21.08.2019
Wassim Chegham
Angular Core Team and Head of OSS at SFEIR
Angular

How would you make sure that HTTP requests triggered by a click on a button are not executed too...

711 answers
569 good - 142 bad
 
21.08.2019
Wassim Chegham
Angular Core Team and Head of OSS at SFEIR
Angular

What are the advantages of compiling your Angular application with AOT?

321 answers
16 good - 305 bad
 
21.08.2019
Wassim Chegham
Angular Core Team and Head of OSS at SFEIR
Angular

What is the correct way of registering a custom form validator?

664 answers
40 good - 624 bad
 
21.08.2019
Vladimir Dejanovic
Founder & Chairman of Amsterdam Java User Group - IT Manager / Chapter Lead at ING
Java

Which of these are responsible for adding Modularity to Java 9 ? Select all that apply.

526 answers
210 good - 316 bad
 
21.08.2019
Vladimir Dejanovic
Founder & Chairman of Amsterdam Java User Group - IT Manager / Chapter Lead at ING
Java

What happens when method getChildren from RunFromThreads is called on same instance from...

474 answers
246 good - 228 bad
 
21.08.2019
Vladimir Dejanovic
Founder & Chairman of Amsterdam Java User Group - IT Manager / Chapter Lead at ING
Java

Which of these are implementations of singleton ? Select all that apply.

197 answers
174 good - 23 bad