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How to become an EDITx Author?

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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? 

108 answers
26 good - 82 bad
 
23.04.2019
Abraham Otero
Associate Professor at Universidad CEU San Pablo
Java

What does the following code do?

186 answers
44 good - 142 bad
 
23.04.2019
Abraham Otero
Associate Professor at Universidad CEU San Pablo
Java

What is the output of this code? 

92 answers
10 good - 82 bad
 
23.04.2019
Abraham Otero
Associate Professor at Universidad CEU San Pablo
Java

What is the output of this code?

209 answers
7 good - 202 bad
 
23.04.2019
Abraham Otero
Associate Professor at Universidad CEU San Pablo
Java

Assuming that the logging level is set to INFO, what is the difference in performance between...

130 answers
38 good - 92 bad
 
23.04.2019
Abraham Otero
Associate Professor at Universidad CEU San Pablo
Java

What will this code do? 

101 answers
13 good - 88 bad
 
08.04.2019
Abraham Otero
Associate Professor at Universidad CEU San Pablo
Java

Test

368 answers
61 good - 307 bad
 
23.04.2019
Abraham Otero
Associate Professor at Universidad CEU San Pablo
Java

There are no named parameters in Java. What is the closest alternative?

203 answers
27 good - 176 bad
 
09.04.2019
Abraham Otero
Associate Professor at Universidad CEU San Pablo
Java

Test 3

301 answers
279 good - 22 bad
 
04.06.2019
Abraham Otero
Associate Professor at Universidad CEU San Pablo
Java

Which of the following assertions is false for the JSR-330 @Inject annotation:

95 answers
27 good - 68 bad
 
09.04.2019
Abraham Otero
Associate Professor at Universidad CEU San Pablo
Java

Test 2

135 answers
4 good - 131 bad
 
23.04.2019
Abraham Otero
Associate Professor at Universidad CEU San Pablo
Java

What will the following code print?

197 answers
35 good - 162 bad
 
30.04.2019
Abraham Otero
Associate Professor at Universidad CEU San Pablo
Java

Which is the output of the following code?

345 answers
248 good - 97 bad
 
23.04.2019
Abraham Otero
Associate Professor at Universidad CEU San Pablo
Java

When running MAVEN_OPTS=-Xmx128m mvn clean test with a pom.xml that has no section (using...

112 answers
14 good - 98 bad
 
16.04.2019
Abraham Otero
Associate Professor at Universidad CEU San Pablo
Algorithmic

Test up service

405 answers
340 good - 65 bad
 
26.03.2018
Adrien Dessilly
Project manager at Civadis
Java

Java stores strings internally in which charset ?

442 answers
155 good - 287 bad
 
26.03.2018
Adrien Dessilly
Project manager at Civadis
Java
abstract class TestInterface {
228 answers
74 good - 154 bad
 
26.03.2018
Adrien Dessilly
Project manager at Civadis
Java

What will be the output :

438 answers
119 good - 319 bad
 
26.03.2018
Adrien Dessilly
Project manager at Civadis
Java
class Foo implements AutoCloseable {
    @Override
469 answers
150 good - 319 bad
 
26.03.2018
Adrien Dessilly
Project manager at Civadis
Java

What will be the output :

245 answers
64 good - 181 bad
 
26.03.2018
Adrien Dessilly
Project manager at Civadis
Java

What will be the output ?

403 answers
220 good - 183 bad
 
26.03.2018
Adrien Dessilly
Project manager at Civadis
Java
class Test {
    private static Test instance = null;
427 answers
337 good - 90 bad
 
26.03.2018
Adrien Dessilly
Project manager at Civadis
Java

What will be the output of:

363 answers
87 good - 276 bad
 
26.03.2018
Adrien Dessilly
Project manager at Civadis
Java

What will be the output :

445 answers
184 good - 261 bad
 
26.03.2018
Adrien Dessilly
Project manager at Civadis
Java
abstract class AbstractTest {
    public String hello = "Hello John";
224 answers
114 good - 110 bad
 
26.03.2018
Adrien Dessilly
Project manager at Civadis
Java

What will be the output :

276 answers
68 good - 208 bad
 
26.03.2018
Adrien Dessilly
Project manager at Civadis
Java

What will be the output :

404 answers
225 good - 179 bad
 
26.03.2018
Adrien Dessilly
Project manager at Civadis
Java
public class Main {
    public static void main(String[] args) {
227 answers
110 good - 117 bad
 
11.02.2019
Agne Brilingaite
Associate Professor at Vilnius University
Computer programming

Let us assume the following function:

599 answers
476 good - 123 bad
 
11.02.2019
Agne Brilingaite
Associate Professor at Vilnius University
Data structures

Let us assume that we have three stack data structures: A, B, and C.

727 answers
467 good - 260 bad