SK Finance Limited Software Developer Interview Questions and Answers

Coding test with questions on aptitude and coding problem solving with 15 test cases

Q1. Rotation of array
Ans. 
Rotate an array of strings by a specified number of positions.
• Create a new array and copy elements from original array based on rotation index.

• Use modulo operator to handle cases where rotation index exceeds array length.

• Handle edge cases like empty array or negative rotation index.

• Example: Original array ['a', 'b', 'c', 'd', 'e'] rotated by 2 positions becomes ['c', 'd', 'e', 'a', 'b'].
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Q2. Sql query for 2
Ans. 
SQL query to retrieve data from 2 tables using a join condition.
• Use JOIN keyword to combine data from 2 tables based on a related column

• Specify the columns you want to retrieve using SELECT statement

• Add the table names and join condition in the FROM clause
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Give all the lists of numbers by adding which we can achieve the target

Q1. Basic questions on resume and Behavioural questions
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Q1. Salary discussion and background check
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Maths
Logical
English
C

Basic question of easy-medium difficulty

Q1. Simple problems on Data structure and algorithm.
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Q1. Tell me something about yourself
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Q2. Tell about the recent project that you have worked upon
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Q1. What are your salary expectations?
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Q2. Why are you looking fir change
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Q1. 1)Project related,
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Q2. What is the Polymorphism?
Ans. 
Polymorphism is the ability of a function or method to behave differently based on the object it is acting upon.
• Polymorphism allows objects of different classes to be treated as objects of a common superclass.

• There are two types of polymorphism: compile-time (method overloading) and runtime (method overriding).

• Example: Inheritance in object-oriented programming languages like Java allows for polymorphism.
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Q3. What is RestController?
Ans. 
RestController is a class in Spring framework used to handle HTTP requests and return responses as JSON or XML.
• Handles HTTP requests in Spring framework

• Returns responses as JSON or XML

• Annotate a class with @RestController to define it as a RestController

• Example: @RestController public class UserController {}
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Find the number of occurrences of each element in the given ArrayList

Q1. Discussion with hr like reason to switch.
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It was moderate,general apti.

It was moderate.2 questions were asked.

Q1. Asked about projects.check wherther you anlayzed ur project well or not?
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Q2. Asked techniacal question regarding to project
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Q3. General hr questions
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Give all the lists of numbers by adding which we can achieve the target

Q1. Basic questions on resume and Behavioural questions
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Q1. Salary discussion and background check
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