ION Group Interview Questions, Process, and Tips

Q1. Mostly behavioural questions, e.g., what are your weaknesses, strengths, tell me about yourself.
Add your answer

Puzzle questions, and a coding question regarding vector of strings.

Coding test consisting of 4 problems, and some aptitude problems

Q1. Related to project, Resume and DSA
Add your answer

Case Study related to ethics and values

Related to new technologies, within 1hr it will complete

Q1. DSA, Projects and fundamentals (OS, DBMS)
Add your answer

Q1. What challenges recently, how you resolved that problem?
Add your answer

2 coding question with 18 aptitude questions

Q1. Question around dsa oops were Asked
Add your answer

2 EASY CODES WERE THERE

There was aptitude ques as well as 2 coding ques asking the dp concepts.

Q1. OOPS concepts were asked
Add your answer
Q2. 4 pillars of OOPS
Ans. 
Encapsulation, Inheritance, Polymorphism, Abstraction are the 4 pillars of OOPS
• Encapsulation: Bundling data and methods that operate on the data into a single unit. Example: Class in Java

• Inheritance: Ability of a class to inherit properties and behavior from another class. Example: Parent class and child class relationship

• Polymorphism: Ability to present the same interface for different data types. Example: Method over...read more
Answered by AI
Add your answer
Q3. PUZZLES were asked
Add your answer
Q4. What is a trie
Ans. 
A trie is a tree data structure used for storing a dynamic set of strings.
• Trie stands for retrieval tree or prefix tree

• Each node in a trie represents a single character

• Tries are commonly used in autocomplete features and spell checkers
Answered by AI
Add your answer
Q5. What data structure you would use to store phone number along side with names
Ans. 
Use a hash table to store phone numbers alongside names for quick lookups.
• Use a hash table where the keys are the phone numbers and the values are the corresponding names.

• This allows for constant time lookups of names based on phone numbers.

• Example: {"555-1234": "John Doe", "555-5678": "Jane Smith"}
Answered by AI
Add your answer

There were 2 coding question + aptitude questions

Q1. Question on subjects and puzzles were asked
Add your answer

Q1. Question on dsa were asked
Add your answer