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EL Mostafa Fadili
EL Mostafa Fadili
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48 questions
1
2
3
Medium
10 votes
977 runs
0 comment
What is the difference between an interface and an abstract class in Java?
Full stack developer
at Feb 13, 2024
Easy
3 votes
896 runs
0 comment
Print the result of the division of 5 by 2 in Java
Full stack developer
at Jan 25, 2024
Easy
3 votes
664 runs
1 comment
Compare two strings in Java
Full stack developer
at Apr 8, 2024
Medium
2 votes
133 runs
1 comment
What is the output of the following Java code?
Full stack developer
at Apr 5, 2024
Easy
1 vote
738 runs
0 comment
What Java keyword is used to define a constant variable?
Full stack developer
at Mar 27, 2024
Medium
1 vote
143 runs
0 comment
What is the purpose of the "super" keyword in Java?
Full stack developer
at Mar 27, 2024
Easy
1 vote
24 runs
0 comment
What is encapsulation in Object-Oriented Programming?
IT Architect
OOP
classes
objects
at Nov 8, 2024
Easy
1 vote
10 runs
0 comment
Which annotation is used to mark a Spring Boot application class?
Back-end developer
annotations
at Sep 30, 2024
Easy
0 vote
187 runs
0 comment
What SQL operator is used to test for a range of values in a column?
Back-end developer
operators
at Nov 13, 2024
Easy
0 vote
173 runs
1 comment
A class can implement multiple interfaces.
Full stack developer
at Feb 13, 2024
Easy
0 vote
100 runs
1 comment
Write a Java program to calculate the sum of first 5 numbers
Full stack developer
at Mar 27, 2024
Easy
0 vote
93 runs
0 comment
How to delete a table in SQL?
Back-end developer
database
at Nov 26, 2024
Easy
0 vote
55 runs
0 comment
What does the HAVING clause do in an SQL query?
Back-end developer
aggregation
filtering
at Nov 13, 2024
Easy
0 vote
53 runs
0 comment
What does the GROUP BY clause do in an SQL query?
Back-end developer
aggregation
at Nov 26, 2024
Easy
0 vote
53 runs
0 comment
What SQL keyword is used to sort the results of a query?
Back-end developer
sorting
at Nov 25, 2024
Easy
0 vote
50 runs
0 comment
What is the SQL function to find the maximum value in a column?
Back-end developer
functions
at Nov 26, 2024
Easy
0 vote
45 runs
0 comment
What function returns the number of rows in an SQL table?
Back-end developer
functions
at Nov 13, 2024
Easy
0 vote
40 runs
0 comment
What does the LIMIT clause do in SQL?
Back-end developer
limits
at Nov 13, 2024
Easy
0 vote
18 runs
0 comment
What does the JOIN clause do in SQL?
Back-end developer
joins
at Nov 26, 2024
Easy
0 vote
15 runs
0 comment
Which SQL clause is used to remove duplicate rows from the results?
Back-end developer
distinct
at Nov 26, 2024
EL Mostafa Fadili
EL Mostafa Fadili
EL Mostafa Fadili
EL Mostafa Fadili
EL Mostafa Fadili
EL Mostafa Fadili
EL Mostafa Fadili
EL Mostafa Fadili
EL Mostafa Fadili
EL Mostafa Fadili
EL Mostafa Fadili
EL Mostafa Fadili
EL Mostafa Fadili
EL Mostafa Fadili
EL Mostafa Fadili
EL Mostafa Fadili
EL Mostafa Fadili
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EL Mostafa Fadili
