Job offersCompaniesTestsBlogI'm an employerSign upLog in
fr
fr
Home>Users>EL Mostafa Fadili
developer avatar
EL Mostafa Fadili
Contribution
118Contributions
9116Contributions played
Tests
61Tests completed
4743Questions completed
Achievements
or
Technology
Profession
Test
Sort by
Newest
Most popular
Last review
Filter by
Published
48
Not published
3
To review
0
48 questions
Medium
13 votes1367 runs
1 comment

What is the difference between an interface and an abstract class in Java?

Full stack developer
EL Mostafa Fadiliat Feb 13, 2024
Easy
6 votes1003 runs2 comments

Compare two strings in Java

Full stack developer
EL Mostafa Fadiliat Apr 8, 2024
Medium
4 votes1260 runs
1 comment

Print the result of the division of 5 by 2 in Java

Full stack developer
EL Mostafa Fadiliat Jan 25, 2024
Easy
3 votes1096 runs0 comment

What Java keyword is used to define a constant variable?

Full stack developer
EL Mostafa Fadiliat Mar 27, 2024
Medium
2 votes184 runs1 comment

What is the output of the following Java code?

Full stack developer
EL Mostafa Fadiliat Apr 5, 2024
Easy
1 vote747 runs
1 comment

What SQL operator is used to test for a range of values in a column?

Back-end developer
operators
EL Mostafa Fadiliat Nov 13, 2024
Easy
1 vote634 runs0 comment

How to delete a table in SQL?

Back-end developer
database
EL Mostafa Fadiliat Nov 26, 2024
Easy
1 vote228 runs0 comment

What is the SQL function to find the maximum value in a column?

Back-end developer
functions
EL Mostafa Fadiliat Nov 26, 2024
Easy
1 vote228 runs0 comment

What SQL keyword is used to sort the results of a query?

Back-end developer
sorting
EL Mostafa Fadiliat Nov 25, 2024
Easy
1 vote206 runs0 comment

What does the HAVING clause do in an SQL query?

Back-end developer
aggregation
filtering
EL Mostafa Fadiliat Nov 13, 2024
Medium
1 vote201 runs0 comment

What is the purpose of the "super" keyword in Java?

Full stack developer
EL Mostafa Fadiliat Mar 27, 2024
Easy
1 vote148 runs0 comment

What function returns the number of rows in an SQL table?

Back-end developer
functions
EL Mostafa Fadiliat Nov 13, 2024
Easy
1 vote112 runs0 comment

What is encapsulation in Object-Oriented Programming?

IT Architect
OOP
classes
objects
EL Mostafa Fadiliat Nov 8, 2024
Easy
1 vote80 runs0 comment

What does the principle of "least privilege" refer to in cybersecurity?

Site Reliability Engineer (SRE)
Computer security
security
principle
EL Mostafa Fadiliat Dec 26, 2024
Easy
1 vote38 runs0 comment

What is the purpose of the @Entity annotation in Hibernate?

Back-end developer
annotations
mapping
EL Mostafa Fadiliat Nov 8, 2024
Easy
1 vote19 runs0 comment

Which annotation is used to mark a Spring Boot application class?

Back-end developer
annotations
EL Mostafa Fadiliat Sep 30, 2024
Easy
0 vote234 runs1 comment

A class can implement multiple interfaces.

Full stack developer
EL Mostafa Fadiliat Feb 13, 2024
Easy
0 vote223 runs0 comment

What does the GROUP BY clause do in an SQL query?

Back-end developer
aggregation
EL Mostafa Fadiliat Nov 26, 2024
Medium
0 vote199 runs0 comment

What is the default grid system in Bootstrap 5 based on?

Web developer
flexbox
EL Mostafa Fadiliat Dec 26, 2024
Easy
0 vote134 runs1 comment

Write a Java program to calculate the sum of first 5 numbers

Full stack developer
EL Mostafa Fadiliat Mar 27, 2024