TechnologyProfessionTest
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334
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TechnologyProfessionTest
Sort by
Newest
Most popular
Last review
Filter by
Published
334
To review
2
336 questions
Easy
42 votes2191 runs1 comment
Hard
26 votes2563 runs1 comment
Hard
17 votes3591 runs1 comment
Medium
15 votes1850 runs1 comment
Hard
14 votes3605 runs1 comment
Serialization can be customized with the Externalizable interface
Thomas De verdièreat Jan 4, 2022
Easy
14 votes3484 runs0 comment
What does the final keyword mean in front of a method in Java?
Thomas De verdièreat Jan 4, 2022
Hard
14 votes3427 runs0 comment
How many instance of Integer cannot be freed from memory?
Thomas De verdièreat Dec 16, 2021
Hard
12 votes3627 runs0 comment
A Customer class has the com.company.model package.
Thomas De verdièreat Jan 4, 2022
Hard
12 votes3587 runs1 comment
What is the error message when you try to serialize a class that does not implement Serializable?
Thomas De verdièreat Dec 2, 2021
Medium
12 votes2328 runs0 comment
Hard
11 votes3479 runs0 comment
What "design pattern" makes it possible to offer a means of treating the elements of a tree without worrying about the course?
Thomas De verdièreat Jan 4, 2022
Easy
11 votes2959 runs2 comments
Easy
11 votes2295 runs0 comment
Medium
10 votes2607 runs0 comment
Start a HTTP server from the CLI with python
Anonymous authorat Jan 23, 2023
Easy
9 votes3402 runs0 comment
Which of these classes is the most suitable for composing a character string from several elements concatenated to each other?
Thomas De verdièreat Jan 4, 2022