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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
26.03.2018
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

In swing, which thread can change the JLabel text ?

283 answers
61 good - 222 bad
 
26.03.2018
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 :

392 answers
237 good - 155 bad
 
26.03.2018
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

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

305 answers
92 good - 213 bad
 
26.03.2018
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

What instruction can be executed on 'c' ?

364 answers
128 good - 236 bad
 
26.03.2018
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

The value of 'a' variable is ...

209 answers
102 good - 107 bad
 
26.03.2018
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

An object that is no longer referenced ...

190 answers
144 good - 46 bad
 
26.03.2018
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

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

369 answers
176 good - 193 bad
 
26.03.2018
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...

369 answers
152 good - 217 bad
 
26.03.2018
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

What value of j ?

int i = 5;
int j = ++i++;
220 answers
107 good - 113 bad
 
26.03.2018
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

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

194 answers
95 good - 99 bad
 
26.03.2018
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

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

217 answers
133 good - 84 bad
 
26.03.2018
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...

234 answers
94 good - 140 bad
 
26.03.2018
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

What is the result of this code ?

195 answers
82 good - 113 bad
 
26.03.2018
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

What is the result of this code ?

354 answers
127 good - 227 bad
 
02.05.2018
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

Which statement is correct ?

262 answers
30 good - 232 bad
 
26.03.2018
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

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

232 answers
81 good - 151 bad
 
26.03.2018
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

Which class is the most efficient for string manipulation ?

362 answers
251 good - 111 bad
 
26.03.2018
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

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

347 answers
261 good - 86 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
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

What's the max value of a int ?

374 answers
285 good - 89 bad
 
26.03.2018
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...

323 answers
148 good - 175 bad
 
26.03.2018
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

What is the result of this code ?

207 answers
79 good - 128 bad
 
26.03.2018
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

What phrase about Java is correct ?

359 answers
261 good - 98 bad
 
26.03.2018
Jean-François Henrard
Senior Analyst Developer at Groupe Open Belgium
Java

Which class is the most efficient ?

373 answers
217 good - 156 bad