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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
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

What is the result of this code ?

419 answers
143 good - 276 bad
 
21.08.2019
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

The value of 'a' variable is ...

232 answers
110 good - 122 bad
 
21.08.2019
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

In Java 8, the value of 'a' variable is …

264 answers
96 good - 168 bad
 
21.08.2019
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

If class A implements interface K and class B inherits from A, I can write :

458 answers
273 good - 185 bad
 
21.08.2019
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

What is the most restrictive access right to give access to members of another class of the same...

433 answers
177 good - 256 bad
 
21.08.2019
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

An object that is no longer referenced ...

214 answers
161 good - 53 bad
 
21.08.2019
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

Which class is the most efficient ?

430 answers
254 good - 176 bad
 
21.08.2019
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

In swing, which thread can change the JLabel text ?

347 answers
82 good - 265 bad
 
21.08.2019
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

Which class is the most efficient for string manipulation ?

436 answers
304 good - 132 bad
 
21.08.2019
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

What phrase about Java is correct ?

426 answers
305 good - 121 bad
 
21.08.2019
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

Which collection class allows you to access its elements by associating a key with an element's...

258 answers
106 good - 152 bad
 
21.08.2019
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

What the visibility of a protected method ?

495 answers
270 good - 225 bad
 
21.08.2019
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

What is the result of this code ?

242 answers
99 good - 143 bad
 
21.08.2019
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

What value of j ?

int i = 5;
int j = ++i++;
245 answers
117 good - 128 bad
 
21.08.2019
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

What is the result of this code ?

220 answers
90 good - 130 bad
 
21.08.2019
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

What's the max value of a int ?

430 answers
325 good - 105 bad
 
21.08.2019
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

You would like to create an instance of a new Map that has an iteration order that is the same...

379 answers
184 good - 195 bad
 
21.08.2019
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

What instruction can be executed on 'c' ?

434 answers
148 good - 286 bad
 
21.08.2019
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

Can I assign multiple times a variable used in a lambda expression ?

447 answers
213 good - 234 bad
 
21.08.2019
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

What is the keyword "transient" associated with a attribute ?

417 answers
318 good - 99 bad
 
21.08.2019
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

Which statement is correct ?

262 answers
30 good - 232 bad
 
21.08.2019
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

Is it possible to access a private method of a class ?

245 answers
151 good - 94 bad
 
21.08.2019
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

In B.f(), how call f method from A ?

365 answers
115 good - 250 bad
 
21.08.2019
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

In Java 8, in what order are the elements of this collection ?

215 answers
109 good - 106 bad