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40 interview questions on Algorithmics - Fundamentalsfor developers (2025)

Test your technical skills before an interview of Algorithmics - Fundamentals with 40 corrected questions. Beginner, Intermediate or Expert level.

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Easy
9 votes883 runs0 comment

What is recursion?

IT Architect
recursion
Kahinaat Sep 19, 2022
Hard
8 votes957 runs0 comment

What is special about quick sort?

IT Architect
sorting
algorithm
Kahinaat Sep 19, 2022
Easy
7 votes802 runs0 comment

What type of structure are the results of a recursive function stored in?

IT Architect
recursion
stack
Kahinaat Sep 19, 2022
Hard
6 votes777 runs0 comment

What does the While loop do?

IT Architect
array
loop
Adrienat Sep 5, 2022
Hard
4 votes735 runs0 comment

What about the merge sort method?

IT Architect
sorting
algorithm
Kahinaat Sep 19, 2022
Medium
2 votes775 runs0 comment

What is the complexity of this algorithm?

IT Architect
sorting
algorithm
Kahinaat Sep 19, 2022
Medium
2 votes645 runs0 comment

Given an array of 17 elements sorted in ascending order, what is the cost of accessing the element with index 10?

IT Architect
array
sorting
Kahinaat Sep 19, 2022
Medium
2 votes635 runs0 comment

What do you call a structure whose data are nodes and linked together by oriented arcs?

IT Architect
data structures
graph
Kahinaat Sep 19, 2022
Easy
2 votes634 runs
1 comment

How are customer requests handled on an online platform for ordering pizzas for delivery?

IT Architect
queues
FIFO
Kahinaat Sep 19, 2022
Medium
2 votes618 runs0 comment

What is the name of the type of sort performed by the following code?

IT Architect
array
sort
Kahinaat Sep 19, 2022
Medium
1 vote627 runs0 comment

What is the best name for the function f in the following statement : f = amod(n) ?

IT Architect
modulo
function
Kahinaat Sep 19, 2022
Medium
1 vote501 runs
1 comment

What is the purpose of using a breadth-first search algorithm?

IT Architect
graph
breadth-first search
Kahinaat Sep 20, 2022
Medium
1 vote186 runs0 comment

Given a list of unsorted elements, what is the best data structure to store them in order to minimize the cost of accessing them?

IT Architect
array
data structure
Kahinaat Mar 21, 2022
Medium
1 vote175 runs0 comment

What can we expect from an optimal algorithm?

IT Architect
algorithm
optimal
Kahinaat Mar 21, 2022
Easy
1 vote47 runs0 comment

How many daughter cells can a mother cell point to in a binary tree type data structure?

IT Architect
data structures
trees
Kahinaat Mar 21, 2022
Medium
0 vote695 runs1 comment

What can be said about a terminal algorithm?

IT Architect
algorithm
termination
Kahinaat Sep 19, 2022
Medium
0 vote643 runs0 comment

What can be said about a complete algorithm?

IT Architect
algorithm
completeness
Kahinaat Sep 19, 2022
Medium
0 vote643 runs0 comment

Write a binary search algorithm in JavaScript

IT Architect
array
binary search
Kahinaat Sep 19, 2022
Medium
0 vote629 runs2 comments

What can be said about a terminal algorithm?

IT Architect
algorithm
termination
Kahinaat Sep 19, 2022
Hard
0 vote618 runs0 comment

Write an algorithm to check if a password is strong.

IT Architect
if else
security
Kahinaat Sep 19, 2022