TransUnion Interview Experience
Job: Developer/ Quality Engineering Role
Online Assessment Round (90 minutes)
- English Comprehension: 12 Questions in 15 Minutes
- Logical Ability: 12 Questions in 15 Minutes
- Quantitive Ability: 12 Questions in 15 Minutes
- Automata: 2 Questions in 45 Minutes
Out of 783 students, 77 were selected for the next round.
Tech Round – 1 (30 Minutes):
- Introduce yourself
- How comfortable are you with React JS/Web Development, which I can see in your Resume?
- How would you rate yourself in C/C++/Java/Python?
- From where do you want to ask your question, C/C++/Java/Python?
- What is Inheritance? How to implement it in Java?
- What is Polymorphism? How to implement it in Java?
- How are abstract classes different from interfaces?
- How are functions different from methods in Java?
- How can you reverse a string in Java?
- If I give you a date, how can you give me the last day of the month? Ex: 20 Nov -> 31
- If the year is a leap year, then how can you check that?
- How comfortable are you with SQL?
- What is a primary key?
- What is a unique key?
- How are these two different?
- What are stored procedures in SQL?
- What are the different types of join used in SQL? Explain them.
- If I have a table which has null values in a column, how can you print some string in place of NULL values?
- If I have two tables, student(id, name), city(id, name). After inserting 5 rows, if I add a foreign key constrain what will happen?
- Ok, so How good are you with Cloud?
- What is cloud computing? Elaborate this.
Out of 77 students, 19 were selected for the next round (HR).
That’s all I remember. I tried to write all the questions which were asked.
But at last, I was not selected for the next round.
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