Ess Kay Fincorp Software Engineer Interview Questions and Answers

Q1. Jdbc , Spring , Collection in java
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Q2. Final vs finally . Explain
Ans. 
Final and finally are two different words with different meanings.
• Final is an adjective that means last or ultimate, as in final exam or final decision.

• Finally is an adverb that means at last or in the end, as in finally, we reached our destination.

• Final is used to describe something that is definitive or conclusive, while finally is used to describe the end of a process or event.

• Examples: The final score of the game w...read more
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Q3. Abstraction and encapsulation
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Q1. MSO365, Outlook, zscaler, McAfee DLP, Encryption, bit locker encryption, end user support, hardware and software installation & Support, Technical issue resolved by quickly, Asset management, camera knowle...read more
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Q1. Customer support and manage the remote user and resolve issue quickly
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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
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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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Pen paper test with 5 mcq and 3 coding questions mostly on array sorting etc

Q1. Write a code for concatenation of two arrays without using Math function
Ans. 
Concatenate two arrays without using Math function
• Create a new array with the combined length of the two input arrays

• Iterate through the first array and copy elements to the new array

• Continue iterating through the second array and copy elements to the new array
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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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Maths
Logical
English
C

Discussion on Oops and asked to implement linked list and then asked to modify it to fit for a binary tree.

One qsts related to algos was asked too which I don't remember

Q1. Formal introduction of ourselves . Followed by few qsts on family and why IIFL
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