Nihilent Software Engineer Trainee Interview Questions, Process, and Tips

7 diff sections in the first test

Q1. Diff between primary and foreign key
Ans. 
Primary key uniquely identifies a record in a table, while foreign key establishes a link between two tables.
• Primary key is unique and cannot have null values

• Foreign key references the primary key of another table

• Primary key can be used to enforce entity integrity

• Foreign key can be used to enforce referential integrity
Answered by AI
Add your answer
Q2. Basic sql questions
Add your answer

Q1. What is oops concept
Ans. 
OOPs (Object-Oriented Programming) is a programming paradigm based on the concept of objects, which can contain data and code.
• OOPs focuses on creating objects that interact with each other to solve a problem

• Key concepts include encapsulation, inheritance, polymorphism, and abstraction

• Encapsulation involves bundling data and methods that operate on the data into a single unit

• Inheritance allows a class to inherit propert...read more
Answered by AI
Add your answer
Q2. What is monkey patching
Ans. 
Monkey patching is a technique in programming where existing code is changed or extended at runtime.
• Monkey patching is commonly used in dynamic languages like Python and Ruby.

• It involves modifying or adding new methods to existing classes or modules.

• Monkey patching can be useful for fixing bugs or adding new functionality without modifying the original source code.
Answered by AI
Add your answer
Q3. Diff basic python question
Ans. 
The question is about basic Python concepts.
• Python is a high-level programming language known for its simplicity and readability.

• Basic Python concepts include data types, variables, loops, conditionals, functions, and modules.

• Python uses indentation to define code blocks, unlike other languages that use curly braces.
Answered by AI
Add your answer

Aptitude questions and programming mcq questions

Q1. Bubble sort, reverse a string, etc
Add your answer

Q1. Introduction, about organization, ready to reallocate etc
Add your answer

7 sections were and total questions were 55 from aptitude, java, verbal etc

Q1. Oops basic concepts and based on resume
Add your answer
Q2. Project related basic questions
Add your answer
Q3. Keys and joins in dbms
Ans. 
Keys and joins are important concepts in DBMS.
• Keys are used to uniquely identify a record in a table.

• Primary key is a unique identifier for a table.

• Foreign key is a reference to a primary key in another table.

• Joins are used to combine data from two or more tables based on a related column.

• Inner join returns only the matching records from both tables.

• Left join returns all records from the left table and matching records...read more
Answered by AI
Add your answer
Q4. Swap 2 integers without using 3rd integer
Ans. 
Swap 2 integers without using 3rd integer
• Use XOR operator

• Addition and subtraction can also be used

• Bitwise operations can be used
Answered by AI
View 2 more answers

Q1. My best time in school life
Ans. 
My best time in school life was when I won the first prize in a science fair.
• Winning the first prize in a science fair

• Participating in a school play and receiving applause

• Being elected as the class representative

• Scoring the highest marks in a difficult exam
Answered by AI
Add your answer
Q2. Team work related questions
Add your answer

Quantitative, verbal, reasoning and mcqs from dbms, java oops in the aptitude round. Test duration was 85 mins.

Q1. Some basic and easy questions from dbms, java, oops. usually definitions and types
Add your answer
Q2. Questions were also asked from our resume. The projects done and the tech stack used in the project
Add your answer

Q1. Usual hr questions were asked
Add your answer

It's not too hard basic aptitude question

Basic coding question from string and Number manipulation

Q1. Oops concept of java , database knowledge
Add your answer

Q1. Salary discuss and preference of job location
Add your answer

Q1. Basic question on COBOL,JCL,DB2
Add your answer

Q1. What are your salary expectations?
Add your answer
Q2. What is your family background?
Add your answer
Q3. What are your strengths and weaknesses?
Add your answer
Q4. Tell me about yourself.
Add your answer