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Deutsche Telekom SDE Interview Questions and Answers
Deutsche Telekom SDE Interview Experiences
1 interview found
Anonymous
Basic leetcode questions, easy to medium level.
Java concepts, OOPS, puzzles
(1 Question)
- Q1. Basic behaviour related questions.
Interview questions from similar companies
Ujjwal Barman
(1 Question)
- Q1. Flatten an nested array
- Ans.
Flatten a nested array of strings
Use recursion to iterate through the nested arrays and flatten them
Concatenate the strings from each nested array into a single flat array
Skills evaluated in this interview
DEEPANSHU MITTAL
(2 Questions)
- Q1. What is the shortest distance between two farthest vertices in a cubical room
- Ans.
The shortest distance between two farthest vertices in a cubical room is the length of the diagonal of the cube.
The diagonal of a cube can be calculated using the formula: sqrt(3) * side length
In a cube with side length 1 unit, the diagonal length is sqrt(3) units
Therefore, the shortest distance between two farthest vertices in a cubical room is sqrt(3) times the side length of the cube
- Q2. A root 5 is the ans
Interview Questionnaire
1 Question
- Q1. Introduction And Overview of Company
- Ans. First introduced yourself with a little smile and before any interview go through the JD of the company, this will help you more. And one more thing that search about the interviewers who is going to take your interview.
I applied via LinkedIn and was interviewed in May 2024. There were 3 interview rounds.
Lit bit tougher as a beginner for quants like aptitude, verbal, and reasoning.
They given 40 min for coding and , topics are below linked list , stacks
They given 30 min for coding in topics of linked list , stacks
Interview Preparation Tips
Selected
I applied via Campus Placement and was interviewed before Jun 2023. There were 2 interview rounds.
(2 Questions)
- Q1. Basics Computer fundamentals questions on java oop,dbms,networking,sdlc,dsa
- Q2. Coding question on mathematics
(3 Questions)
- Q1. Coding question on sorting
- Q2. Project Based Questions
- Q3. DSA theory and coding questions
Viren Punjabi
I applied via Campus Placement and was interviewed in Mar 2024. There were 2 interview rounds.
Linked list and trees
(2 Questions)
- Q1. What is arraylist
- Ans.
ArrayList is a dynamic array in Java that can grow or shrink in size as needed.
ArrayList is a class in Java that implements the List interface.
It allows for dynamic resizing of the array, unlike regular arrays.
Elements can be added, removed, or accessed by index.
Example: ArrayList
names = new ArrayList ();
- Q2. What is oops conecepts
- Ans.
Object-oriented programming concepts focus on creating objects that interact with each other to accomplish tasks.
Encapsulation: Bundling data and methods that operate on the data into a single unit (object)
Inheritance: Allowing a class to inherit properties and behavior from another class
Polymorphism: Objects of different classes can be treated as objects of a common superclass
Abstraction: Hiding complex implementation
Skills evaluated in this interview
Selected
I applied via LinkedIn and was interviewed in Jul 2024. There were 4 interview rounds.
Aptitude test is to easy
Coding test easy too good
(4 Questions)
- Q1. Nice aske for loop
- Q2. Array question nice
- Q3. Asked about hobbies
- Q4. Asked about where you see yourself in 5 years
(1 Question)
- Q1. Asked about background
Easy interview which mainly focus on concepts
(1 Question)
- Q1. Interview went fine and difficulty is medium
(3 Questions)
- Q1. Project code which u have written in your resume
- Ans.
I have written a project code for a web application that tracks user activity and generates reports.
Used HTML, CSS, and JavaScript for front-end development
Utilized PHP and MySQL for back-end development
Implemented user authentication and data visualization features
- Q2. Factorial code
- Q3. SQL query
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Deutsche Telekom SDE Interview Process
based on 1 interview
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